CTS / CTS Corporation - SEC-arkivering, Årsberetning, Fuldmagtserklæring

CTS Corporation
US ˙ NYSE ˙ US1265011056

Grundlæggende statistik
LEI 549300YV1HQLBVHOI649
CIK 26058
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to CTS Corporation
SEC Filings (Chronological Order)
Denne side giver en komplet, kronologisk liste over SEC-arkiveringer, eksklusive ejerskabsregistreringer, som vi leverer andre steder.
May 29, 2026 EX-1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CTS CORPORATION Conflict Minerals Report For the Year Ended December 31, 2025

Exhibit 1.01. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CTS CORPORATION Conflict Minerals Report For the Year Ended December 31, 2025 This Conflict Minerals Report (“Report”) of CTS Corporation and its consolidated subsidiaries (collectively, “CTS,” “we” or “our”) for the year ended December 31, 2025 is filed in accordance with Rule 13p-1 under the Securities Exchange

May 29, 2026 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) INDIANA 1-4639 35-0225010 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 4925 Indiana Ave., Lisle, IL 60532 (Address of principal executive offi

May 19, 2026 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 14, 2026 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

April 29, 2026 EX-99.1

CTS Announces First Quarter 2026 Results Strong Results driven by Growth in Diversified End‑Markets

Exhibit 99.1 April 29, 2026 FOR IMMEDIATE RELEASE CTS Announces First Quarter 2026 Results Strong Results driven by Growth in Diversified End‑Markets Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of highly engineered solutions that “Sense, Connect and Move,” today announced results for the first quarter of 2026. “CTS delivered another quarter of strong perfo

April 29, 2026 EX-10.(B)

GENERAL TERMS

EXHIBIT 10(b) CTS Corporation 2018 Equity and incentive compensation plan PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT CTS Corporation (the “Company”) has granted to the participant listed below (“Participant”) the performance-based restricted stock units (the “RSUs”) described in this Restricted Stock Unit Award Agreement, including the Key Terms, General Terms and Annexes hereunder (this “Agreement”), subject to the terms and conditions of this Agreement and the CTS Corporation 2018 Equity and Incentive Compensation Plan (as amended from time to time, the “Plan”), which is incorporated into this Agreement by reference.

April 29, 2026 EX-32.(B)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2026, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

April 29, 2026 EX-99.2

CTS Corporation 1st Quarter 2026 Earnings Call April 29, 2026

CTS Corporation 1st Quarter 2026 Earnings Call April 29, 2026 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

April 29, 2026 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2026 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 29, 2026 EX-10.(A)

GENERAL TERMS

EXHIBIT 10(a) CTS Corporation 2018 Equity and incentive compensation plan RESTRICTED STOCK UNIT AWARD AGREEMENT CTS Corporation (the “Company”) has granted to the participant listed below (“Participant”) the restricted stock units (the “RSUs”) described in this Restricted Stock Unit Award Agreement, including the Key Terms, General Terms and Annexes hereunder (this “Agreement”), subject to the terms and conditions of this Agreement and the CTS Corporation 2018 Equity and Incentive Compensation Plan (as amended from time to time, the “Plan”), which is incorporated into this Agreement by reference.

April 29, 2026 EX-32.(A)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2026, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

April 29, 2026 EX-31.(B)

CERTIFICATION

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

April 29, 2026 8-K

FORM 8-K Item 7.01 Regulation FD Disclosure. Item 9.01 Financial Statements and Exhibits. (d) Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2026 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 29, 2026 EX-99.1

CTS Investor Presentation April 2026

CTS Investor Presentation April 2026 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

April 29, 2026 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended March 31, 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORAT

April 29, 2026 EX-31.(A)

CERTIFICATION

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

April 2, 2026 DEF 14A

Committees of the Board of Directors Compensation Committee Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

April 2, 2026 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

February 24, 2026 EX-32.(A)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 24, 2026 EX-32.(B)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 24, 2026 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-4639

February 24, 2026 EX-21

CTS CORPORATION AND SUBSIDIARIES As of December 31, 2025 CTS Corporation (Registrant), an Indiana corporation

Exhibit (21) CTS CORPORATION AND SUBSIDIARIES As of December 31, 2025 CTS Corporation (Registrant), an Indiana corporation Subsidiary: Jurisdiction CTS Corporation Delaware CTS Automotive Holdings, LLC Delaware CTS Advanced Materials, LLC Delaware CTS Electronic Components, Inc.

February 24, 2026 EX-31.(B)

CERTIFICATION

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to

February 24, 2026 EX-31.(A)

CERTIFICATION

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

February 10, 2026 EX-99.1

CTS Investor Presentation February 2026

CTS Investor Presentation February 2026 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

February 10, 2026 8-K

FORM 8-K Item 7.01 Regulation FD Disclosure. Item 9.01 Financial Statements and Exhibits. (d) Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 10, 2026 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 10, 2026 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 10, 2026 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 10, 2026 EX-99.2

CTS Corporation 4th Quarter and Full-Year 2025 Earnings Call February 10, 2026

CTS Corporation 4th Quarter and Full-Year 2025 Earnings Call February 10, 2026 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

February 10, 2026 EX-99.1

CTS Announces Fourth Quarter and Full Year 2025 Results Strong Growth in Diversified Markets and Solid Operational Execution

Exhibit 99.1 February 10, 2026 FOR IMMEDIATE RELEASE CTS Announces Fourth Quarter and Full Year 2025 Results Strong Growth in Diversified Markets and Solid Operational Execution Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of highly engineered solutions that “Sense, Connect and Move,” today announced fourth quarter and full year 2025 results. “CTS delivered

November 26, 2025 8-K

FORM 8-K Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 21, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

November 24, 2025 EX-10.1

$300,000,000 Credit Agreement Dated As Of November 24, 2025 CTS CORPORATION, CTS DENMARK HOLDING A/S, As Borrowers, The Guarantors From Time To Time Parties Hereto, The Lenders From Time To Time Parties Hereto WELLS FARGO BANK, NATIONAL ASSOCIATION,

Execution Version $300,000,000 Credit Agreement Dated As Of November 24, 2025 Among CTS CORPORATION, And CTS DENMARK HOLDING A/S, As Borrowers, The Guarantors From Time To Time Parties Hereto, The Lenders From Time To Time Parties Hereto and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, Swing Line Lender and L/C Issuer WELLS FARGO SECURITIES, LLC.

November 24, 2025 8-K

FORM 8-K Item 1.01 Entry into a Material Definitive Agreement. Item 1.02 Termination of Material Definitive Agreement. Item 2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. Item 9

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 24, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

November 6, 2025 8-K

FORM 8-K Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Item 7.01 Regulation FD Disclosure. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 05, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

November 6, 2025 EX-99.1

CTS Corporation Announces Appointment of Kimberly Banks MacKay to its Board of Directors

Exhibit 99.1 November 6, 2025 CTS Corporation Announces Appointment of Kimberly Banks MacKay to its Board of Directors Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced that Kimberly Banks MacKay has been appointed to its Board of Directors, effective November 5, 2025, and that she wi

October 28, 2025 8-K

FORM 8-K Item 7.01 Regulation FD Disclosure. Item 9.01 Financial Statements and Exhibits. (d) Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 28, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 28, 2025 EX-31.(B)

CERTIFICATION

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

October 28, 2025 EX-99.1

CTS Investor Presentation October 2025

CTS Investor Presentation October 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

October 28, 2025 EX-99.1

CTS Announces Third Quarter 2025 Results Momentum on Diversification and Solid Execution

Exhibit 99.1 October 28, 2025 FOR IMMEDIATE RELEASE CTS Announces Third Quarter 2025 Results Momentum on Diversification and Solid Execution Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced third quarter 2025 results. “Our business had another quarter of strong growth with sales up 2

October 28, 2025 EX-32.(A)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 28, 2025 EX-31.(A)

CERTIFICATION

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

October 28, 2025 EX-32.(B)

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 28, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended September 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORP

October 28, 2025 EX-99.2

CTS Corporation 3rd Quarter 2025 Earnings Call October 28, 2025

CTS Corporation 3rd Quarter 2025 Earnings Call October 28, 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

October 28, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 28, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

July 24, 2025 EX-99.2

CTS Corporation 2nd Quarter 2025 Earnings Call July 24, 2025

CTS Corporation 2nd Quarter 2025 Earnings Call July 24, 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

July 24, 2025 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 24, 2025 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 24, 2025 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

July 24, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORATI

July 24, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 24, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 24, 2025 EX-99.1

CTS Announces Second Quarter 2025 Results Advancing Diversification and Profitability

Exhibit 99.1 July 24, 2025 FOR IMMEDIATE RELEASE CTS Announces Second Quarter 2025 Results Advancing Diversification and Profitability Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced second quarter 2025 results. “We delivered another quarter of double-digit sales growth in the diver

July 24, 2025 EX-99.1

CTS Investor Presentation July 2025

CTS Investor Presentation July 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

July 24, 2025 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

July 2, 2025 8-K

FORM 8-K Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Item 8.01 Other Events Item 9.01 Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 01, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 2, 2025 EX-99.1

CTS Corporation Announces the Appointment of Mark Pacioni as Chief Legal & Administrative Officer and Corporate Secretary

CTS Corporation Announces the Appointment of Mark Pacioni as Chief Legal & Administrative Officer and Corporate Secretary 07/01/2025 Lisle, Ill.

May 30, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) INDIANA 1-4639 35-0225010 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 4925 Indiana Ave., Lisle, IL 60532 (Address of principal executive offi

May 30, 2025 EX-1.01

Exhibit 1.01 - Conflict Minerals Report as required by Items 1.01 and 1.02.

Exhibit 1.01. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CTS CORPORATION Conflict Minerals Report For the Year Ended December 31, 2024 This Conflict Minerals Report (“Report”) of CTS Corporation and its consolidated subsidiaries (collectively, “CTS,” “we” or “our”) for the year ended December 31, 2024 is filed in accordance with Rule 13p-1 under the Securities Exchange

May 12, 2025 8-K

FORM 8-K Item 5.07 Submission of Matters to a Vote of Security Holders.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 08, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

April 30, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 30, 2025 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

April 30, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORAT

April 30, 2025 EX-99.1

CTS Announces First Quarter 2025 Results Driving Operational Execution

Exhibit 99.1 April 30, 2025 FOR IMMEDIATE RELEASE CTS Announces First Quarter 2025 Results Driving Operational Execution Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced first quarter 2025 results. “Our global teams continued to execute well in a challenging operating environment. We

April 30, 2025 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

April 30, 2025 EX-99.1

CTS Investor Presentation April 2025

CTS Investor Presentation April 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

April 30, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 30, 2025 EX-99.2

CTS Corporation 1st Quarter 2025 Earnings Call April 30, 2025

CTS Corporation 1st Quarter 2025 Earnings Call April 30, 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

April 30, 2025 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

April 30, 2025 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

March 28, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 28, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

March 28, 2025 ARS

ARS

March 10, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 05, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

February 26, 2025 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 26, 2025 EX-19

Insider Trading Policy

CTS Corporation Insider Trading Policy I. Introduction The purpose of this Insider Trading Policy (the “Policy”) is to promote compliance with applicable securities laws by CTS Corporation and its subsidiaries (the “Company”) and all directors and employees thereof (and members of the forgoing persons’ immediate families and households and entities controlled by such persons), in order to preserve

February 26, 2025 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

February 26, 2025 EX-97

Compensation Clawback Policy

Final Approved August 16, 2023 CTS CORPORATION Compensation Clawback Policy Effective October 2, 2023 Purpose As required pursuant to the listing standards of the New York Stock Exchange (the “Stock Exchange”), Section 10D of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and Rule 10D-1 under the Exchange Act, the Board of Directors (the “Board”) of CTS Corporation (the “Company”) has adopted this Compensation Clawback Policy (the “Policy”) to empower the Company to recover Covered Compensation (as defined below) erroneously awarded to a Covered Officer (as defined below) in the event of an Accounting Restatement (as defined below).

February 26, 2025 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to

February 26, 2025 EX-21

CTS CORPORATION AND SUBSIDIARIES As of December 31, 2024 CTS Corporation (Registrant), an Indiana corporation

Exhibit (21) CTS CORPORATION AND SUBSIDIARIES As of December 31, 2024 CTS Corporation (Registrant), an Indiana corporation Subsidiary: Jurisdiction CTS Corporation Delaware CTS Automotive Holdings, LLC Delaware CTS Advanced Materials, LLC Delaware CTS Electronic Components, Inc.

February 26, 2025 10-K

hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 26, 2025 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 4, 2025 EX-99.2

CTS Corporation 4th Quarter and Full-Year2024 Earnings Call February 4, 2025

CTS Corporation 4th Quarter and Full-Year2024 Earnings Call February 4, 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

February 4, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 04, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 4, 2025 EX-99.1

CTS Investor Presentation February 2025

CTS Investor Presentation February 2025 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

February 4, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 04, 2025 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 4, 2025 EX-99.1

CTS Announces Fourth Quarter and Full-Year 2024 Results Continued Progress on Diversification

Exhibit 99.1 February 4, 2025 FOR IMMEDIATE RELEASE CTS Announces Fourth Quarter and Full-Year 2024 Results Continued Progress on Diversification Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced fourth quarter and full-year 2024 results. “We continued diversifying our business, with

November 14, 2024 SC 13G/A

CTS / CTS Corporation / T. Rowe Price Investment Management, Inc. Passive Investment

SC 13G/A 1 cts13gasep24.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) September 30, 2024 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to wh

November 14, 2024 SC 13G

CTS / CTS Corporation / WASATCH ADVISORS INC Passive Investment

SC 13G 1 cts1124.txt SCHEDULE 13G Amendment No. Name of Issuer: CTS Corp. Title of Class of Securities: Common Stock CUSIP Number: 126501105 Item 1: Reporting Person: Wasatch Advisors LP 87-0319391 Item 2: Check Box If Member of Group: Not Applicable Item 3: SEC Use Item 4: Place of Organization: Utah Items 5-8: Number of Shares Owned With: Item 5: Sole Voting Power: 1,993,863 Item 6: Shared Votin

October 29, 2024 EX-99.1

CTS Announces Third Quarter 2024 Results Solid Operational Performance in a Challenging Environment

EX-99.1 2 cts-ex991.htm EX-99.1 Exhibit 99.1 October 29, 2024 FOR IMMEDIATE RELEASE CTS Announces Third Quarter 2024 Results Solid Operational Performance in a Challenging Environment Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced third quarter 2024 results. “We delivered improved

October 29, 2024 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

October 29, 2024 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 29, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORP

October 29, 2024 EX-99.2

CTS Corporation 3rd Quarter 2024 Earnings Call October 29, 2024

EX-99.2 3 cts-ex992.htm EX-99.2 CTS Corporation 3rd Quarter 2024 Earnings Call October 29, 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-look

October 29, 2024 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

October 29, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 29, 2024 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 29, 2024 EX-99.1

CTS Investor Presentation October 2024

CTS Investor Presentation October 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

September 10, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 04, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Num

July 30, 2024 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

July 30, 2024 EX-99.2

CTS Corporation 2nd Quarter 2024 Earnings Call July 30, 2024

CTS Corporation 2nd Quarter 2024 Earnings Call July 30, 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

July 30, 2024 EX-99.1

CTS Investor Presentation July 2024

EX-99.1 2 cts-ex991.htm EX-99.1 CTS Investor Presentation July 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined b

July 30, 2024 EX-3.1

Amended and Restated Bylaws of CTS Corporation (incorporated by reference to Exhibit 3.1 to the Current Report on Form 8-K, filed with the SEC on May 13, 2024)

Exhibit 3.1 CTS CORPORATION  AMENDED AND RESTATED BY LAWS   (Amended and Restated as of May 9, 2024)   ARTICLE I.  Officers   The officers of CTS Corporation (the “Corporation”) shall be a President, one or more Vice Presidents, a Secretary, a Treasurer and a Controller. The Board of Directors may also elect one or more Assistant Secretaries, Assistant Treasurers and Assistant Controllers,

July 30, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 30, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 30, 2024 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

July 30, 2024 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 30, 2024 EX-99.1

CTS Announces Second Quarter 2024 Results Continued Focus on Diversification; Announces Acquisition of SyQwest, LLC

Exhibit 99.1 July 30, 2024 FOR IMMEDIATE RELEASE CTS Announces Second Quarter 2024 Results Continued Focus on Diversification; Announces Acquisition of SyQwest, LLC Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced second quarter 2024 results. “We achieved earnings in line with our ex

July 30, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 30, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 30, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORATI

July 30, 2024 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

May 31, 2024 EX-1.01

Exhibit 1.01 - Conflict Minerals Report as required by Items 1.01 and 1.02.

EXHIBIT 1.01 cA UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CTS CORPORATION Conflict Minerals Report For the Year Ended December 31, 2023 This Conflict Minerals Report (“Report”) of CTS Corporation and its consolidated subsidiaries (collectively, “CTS,” “we” or “our”) for the year ended December 31, 2023 is filed in accordance with Rule 13p-1 under the Securities Exchan

May 31, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) INDIANA 1-4639 35-0225010 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 4925 Indiana Ave., Lisle, IL 60532 (Address of principal executive offi

May 13, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 09, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

May 13, 2024 EX-3.1

Amended and Restated Bylaws of CTS Corporation

Exhibit 3.1 CTS CORPORATION AMENDED AND RESTATED BY LAWS (Amended and Restated as of May 9, 2024) ARTICLE I. Officers The officers of CTS Corporation (the “Corporation”) shall be a President, one or more Vice Presidents, a Secretary, a Treasurer and a Controller. The Board of Directors may also elect one or more Assistant Secretaries, Assistant Treasurers and Assistant Controllers, and such other

May 1, 2024 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

May 1, 2024 EX-99.1

CTS Investor Presentation May 2024

CTS Investor Presentation May 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

May 1, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 01, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

May 1, 2024 EX-99.1

CTS Announces First Quarter 2024 Results Driving Operational Performance and Profitability; Continued Focus on Diversification

Exhibit 99.1 May 1, 2024 FOR IMMEDIATE RELEASE CTS Announces First Quarter 2024 Results Driving Operational Performance and Profitability; Continued Focus on Diversification Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced first quarter 2024 results. “We achieved sales and earnings i

May 1, 2024 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

May 1, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 01, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

May 1, 2024 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

May 1, 2024 EX-99.2

CTS Corporation 1st Quarter 2024 Earnings Call May 1, 2024

CTS Corporation 1st Quarter 2024 Earnings Call May 1, 2024 Cautionary Statement Regarding Forward-Looking Statements Readers are cautioned that the statements contained in this document regarding expectations of our performance or other matters that may affect our business, results of operations, or financial condition are, or may be deemed to be, “forward-looking statements” as defined by the “safe harbor” provisions in the Private Securities Litigation Reform Act of 1995.

May 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORAT

May 1, 2024 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

March 29, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

March 29, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 29, 2024 ARS

ARS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-4639 CTS CORPORATION (

February 23, 2024 10-K

hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-4639 CTS CORPORATI

February 23, 2024 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to

February 23, 2024 EX-97

Compensation Clawback Policy

Final Approved August 16, 2023 CTS CORPORATION Compensation Clawback Policy Effective October 2, 2023 Purpose As required pursuant to the listing standards of the New York Stock Exchange (the “Stock Exchange”), Section 10D of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and Rule 10D-1 under the Exchange Act, the Board of Directors (the “Board”) of CTS Corporation (the “Company”) has adopted this Compensation Clawback Policy (the “Policy”) to empower the Company to recover Covered Compensation (as defined below) erroneously awarded to a Covered Officer (as defined below) in the event of an Accounting Restatement (as defined below).

February 23, 2024 EX-21

CTS CORPORATION AND SUBSIDIARIES As of December 31, 2023 CTS Corporation (Registrant), an Indiana corporation

Exhibit (21) CTS CORPORATION AND SUBSIDIARIES As of December 31, 2023 CTS Corporation (Registrant), an Indiana corporation Subsidiary: Jurisdiction CTS Corporation Delaware CTS Automotive Holdings, LLC Delaware CTS Advanced Materials, LLC Delaware CTS Electronic Components, Inc.

February 23, 2024 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 23, 2024 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this annual report on Form 10-K of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

February 23, 2024 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report of CTS Corporation (the Company) on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursuant

February 14, 2024 SC 13G/A

CTS / CTS Corporation / T. Rowe Price Investment Management, Inc. Passive Investment

SC 13G/A 1 cts13gadec23.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) December 31, 2023 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to whi

February 13, 2024 SC 13G/A

CTS / CTS Corporation / EARNEST PARTNERS LLC - CTS CORPORATION - 12/31/2023 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.1) CTS CORPORATION - (Name of Issuer) Common Stock - (Title of Class of Securities) 126501105 - (CUSIP Number) 12/31/2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

February 13, 2024 SC 13G/A

CTS / CTS Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: CTS Corp Title of Class of Securities: Common Stock CUSIP Number: 126501105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d-1

February 8, 2024 EX-99.1

CTS Corporation Announces Appointment of Amy M. Dodrill to its Board of Directors

Exhibit 99.1 February 8, 2024 FOR IMMEDIATE RELEASE CTS Corporation Announces Appointment of Amy M. Dodrill to its Board of Directors Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced that Amy M. Dodrill has been appointed to its board of directors, effective February 8, 2024, and wil

February 8, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 08, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 6, 2024 EX-99.1

CTS Investor Presentation February 2024

CTS Investor Presentation February 2024 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 6, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 06, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 6, 2024 EX-99.1

CTS Announces Fourth Quarter and Full-Year 2023 Results Building Momentum on Long-term Strategy While Navigating Near-term Challenges Announces $100 million Share Repurchase Program

Exhibit 99.1 February 6, 2024 FOR IMMEDIATE RELEASE CTS Announces Fourth Quarter and Full-Year 2023 Results Building Momentum on Long-term Strategy While Navigating Near-term Challenges Announces $100 million Share Repurchase Program Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced f

February 6, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 06, 2024 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 6, 2024 EX-99.2

CTS Corporation 4th Quarter 2023 Earnings Call February 6, 2024

CTS Corporation 4th Quarter 2023 Earnings Call February 6, 2024 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

January 22, 2024 SC 13G/A

CTS / CTS Corporation / BlackRock Inc. Passive Investment

SC 13G/A 1 us1265011056012224.txt us1265011056012224.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 4) CTS CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 126501105 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

November 20, 2023 LETTER

LETTER

United States securities and exchange commission logo November 20, 2023 Ashish Agrawal Chief Financial Officer CTS Corporation 492 Indiana Ave.

November 9, 2023 CORRESP

CTS Corporation 4925 Indiana Avenue Lisle, Illinois 60532 November 9, 2023

CTS Corporation 4925 Indiana Avenue Lisle, Illinois 60532 November 9, 2023 CORRESPONDENCE VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.

October 27, 2023 LETTER

LETTER

United States securities and exchange commission logo October 27, 2023 Ashish Agrawal Chief Financial Officer CTS CORP 492 Indiana Ave.

October 26, 2023 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

October 26, 2023 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 26, 2023 EX-3.1

Amended and Restated Bylaws of CTS Corporation.

CTS CORPORATION AMENDED AND RESTATED BY LAWS (Amended and Restated as of October 26, 2023) ARTICLE I.

October 26, 2023 EX-99.2

CTS Corporation 3rd Quarter 2023 Earnings Call October 26, 2023

CTS Corporation 3rd Quarter 2023 Earnings Call October 26, 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

October 26, 2023 EX-99.1

CTS Investor Presentation October 2023

CTS Investor Presentation October 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

October 26, 2023 EX-99.1

CTS Announces Third Quarter 2023 Results Navigating Near-term Challenges while Maintaining Focus on Long-term Strategy

Exhibit 99.1 October 26, 2023 FOR IMMEDIATE RELEASE CTS Announces Third Quarter 2023 Results Navigating Near-term Challenges while Maintaining Focus on Long-term Strategy Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced third quarter 2023 results. “We managed through a challenging op

October 26, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 26, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 26, 2023 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

October 26, 2023 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 26, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 26, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 26, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORP

July 25, 2023 EX-99.1

CTS Investor Presentation July 2023

CTS Investor Presentation July 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

July 25, 2023 EX-99.1

CTS Announces Second Quarter 2023 Results Advancing Strategic Priorities While Navigating Macroeconomic Conditions

Exhibit 99.1 July 25, 2023 FOR IMMEDIATE RELEASE CTS Announces Second Quarter 2023 Results Advancing Strategic Priorities While Navigating Macroeconomic Conditions Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom-engineered solutions that “Sense, Connect and Move,” today announced second quarter 2023 results. “In the second quarter, our transportation

July 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 25, 2023 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

July 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 25, 2023 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 25, 2023 EX-99.2

CTS Corporation 2nd Quarter 2023 Earnings Call July 25, 2023

CTS Corporation 2nd Quarter 2023 Earnings Call July 25, 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

July 25, 2023 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 25, 2023 EX-3.1

Amended and Restated Bylaws of CTS Corporation.

Ex. 3.1 CTS CORPORATION AMENDED AND RESTATED BY LAWS (Amended and Restated as of May 11, 2023) ARTICLE I. Officers The officers of CTS Corporation (the “Corporation”) shall be a President, one or more Vice Presidents, a Secretary, a Treasurer and a Controller. The Board of Directors may also elect one or more Assistant Secretaries, Assistant Treasurers and Assistant Controllers, and such other off

July 25, 2023 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

July 25, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORATI

May 31, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) INDIANA 1-4639 35-0225010 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 4925 Indiana Ave., Lisle, IL 60532 (Address of principal executive offi

May 31, 2023 EX-1.01

Exhibit 1.01 - Conflict Minerals Report as required by Items 1.01 and 1.02.

EX-1.01 2 cts-ex101.htm CONFLICT MINERALS EXHIBIT 1.01 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CTS CORPORATION Conflict Minerals Report For the Year Ended December 31, 2022 This Conflict Minerals Report (“Report”) of CTS Corporation and its consolidated subsidiaries (collectively, “CTS,” “we” or “our”) for the year ended December 31, 2022, is filed in accordance wit

May 15, 2023 EX-3.1

Amended and Restated Bylaws of CTS Corporation

Ex. 3.1 CTS CORPORATION AMENDED AND RESTATED BY LAWS (Amended and Restated as of May 11, 2023) ARTICLE I. Officers The officers of CTS Corporation (the “Corporation”) shall be a President, one or more Vice Presidents, a Secretary, a Treasurer and a Controller. The Board of Directors may also elect one or more Assistant Secretaries, Assistant Treasurers and Assistant Controllers, and such other off

May 15, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 11, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

April 27, 2023 EX-10

Form Restricted Stock Unit Agreement (performance-based) under the CTS Corporation 2018 Equity and Incentive Compensation Plan, covering grants made in 2021, (incorporated by reference to Exhibit 10(c) to Form 10-Q filed with the SEC on April 27, 2023).

EXHIBIT 10(c) CTS CORPORATION RESTRICTED STOCK UNIT AGREEMENT THIS AGREEMENT (this “Agreement”) is made as of the (the "Grant Date") between CTS CORPORATION, an Indiana corporation (the "Company"), and (the "Grantee").

April 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 27, 2023 EX-99

CTS Corporation 1st Quarter 2023 Earnings Call April 27, 2023

CTS Corporation 1st Quarter 2023 Earnings Call April 27, 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

April 27, 2023 EX-10

Form Restricted Stock Unit Agreement (performance-based) under the CTS Corporation 2018 Equity and Incentive Compensation Plan, covering grants made in 2023, (incorporated by reference to Exhibit 10(e) to Form 10-Q filed with the SEC on April 27, 2023).

EXHIBIT 10(e) CTS CORPORATION RESTRICTED STOCK UNIT AGREEMENT THIS AGREEMENT (this “Agreement”) is made as of the (the "Grant Date") between CTS CORPORATION, an Indiana corporation (the "Company"), and (the "Grantee").

April 27, 2023 EX-10

Form Restricted Stock Unit Agreement (service-based) under the CTS Corporation 2018 Equity and Incentive Compensation Plan, covering grants made in 2021, 2022 and 2023, (incorporated by reference to Exhibit 10(a) to Form 10-Q filed with the SEC on April 27, 2023).

EXHIBIT 10(a) CTS CORPORATION RESTRICTED STOCK UNIT AGREEMENT THIS AGREEMENT is made as of the (the "Grant Date") between CTS CORPORATION, an Indiana corporation (the "Company"), and (the "Grantee").

April 27, 2023 EX-99

CTS Investor Presentation April 2023

CTS Investor Presentation April 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

April 27, 2023 EX-99

CTS Announces First Quarter 2023 Results Solid Quarter, Managing Through Challenging Market Dynamics

Exhibit 99.1 April 27, 2023 FOR IMMEDIATE RELEASE CTS Announces First Quarter 2023 Results Solid Quarter, Managing Through Challenging Market Dynamics Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced first quarter 2023 results. “We delivered solid results in the first quarter, suppor

April 27, 2023 EX-10

Form Restricted Stock Unit Agreement (performance-based) under the CTS Corporation 2018 Equity and Incentive Compensation Plan, covering grants made in 2022, (incorporated by reference to Exhibit 10(d) to Form 10-Q filed with the SEC on April 27, 2023).

EXHIBIT 10(d) CTS CORPORATION RESTRICTED STOCK UNIT AGREEMENT THIS AGREEMENT (this “Agreement”) is made as of the (the "Grant Date") between CTS CORPORATION, an Indiana corporation (the "Company"), and (the "Grantee").

April 27, 2023 EX-10

Form Restricted Stock Unit Agreement (performance-based) under the CTS Corporation 2018 Equity and Incentive Compensation Plan, covering certain grants made in 2020, (incorporated by reference to Exhibit 10(b) to Form 10-Q filed with the SEC on April 27, 2023).

EXHIBIT 10(b) CTS CORPORATION FOCUS 2025 INCENTIVE PLAN RESTRICTED STOCK UNIT AGREEMENT THIS AGREEMENT (this “Agreement”) is made as of the (the "Grant Date") between CTS CORPORATION, an Indiana corporation (the "Company"), and (the "Grantee").

April 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 27, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORAT

April 3, 2023 SC 13D/A

CTS / CTS Corp. / GAMCO INVESTORS, INC. ET AL Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 18) CTS Corporation (Name of Issuer) Common Stock, No Par Value Per Share (Title of Class of Securities) 126501105 (CUSIP Number) David Goldman GAMCO Investors, Inc. One Corporate Center Rye, New York 10580-1435 (914) 921-5000 (Name, Address and Telephone Number of Person

March 31, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEFA14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 31, 2023 ARS

ARS

hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-4639 CTS CORPORATI

March 31, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other tha n the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Def

March 17, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 15, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

February 24, 2023 10-K

hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents hu` UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 24, 2023 EX-4

Description of Securities Registered under Section 12 of the Securities Exchange Act of 1934 (incorporated by reference to Exhibit 4.1 to the Annual Report on Form 10-K for the year ended December 31, 2022, filed with the SEC on February 24, 2023).

Exhibit 4.1 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a summary of the terms and provisions of the common stock, without par value (the “Common Stock”), of CTS Corporation, an Indiana corporation (“CTS” or the “Company”), and is qualified by reference to the Company’s Amended and Restated Articles of Incorporation (the “Articles o

February 24, 2023 EX-21

CTS CORPORATION AND SUBSIDIARIES As of December 31, 2022 CTS Corporation (Registrant), an Indiana corporation

Exhibit (21) CTS CORPORATION AND SUBSIDIARIES As of December 31, 2022 CTS Corporation (Registrant), an Indiana corporation Subsidiary: Jurisdiction CTS Corporation Delaware CTS Automotive Holdings, L.

February 14, 2023 SC 13G/A

CTS / CTS Corporation / T. Rowe Price Investment Management, Inc. Passive Investment

SC 13G/A 1 cts13gadec22.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) December 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to whi

February 14, 2023 SC 13G/A

CTS / CTS Corporation / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G/A 1 cts13gadec22.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) December 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to whi

February 14, 2023 SC 13G/A

CTS / CTS Corporation / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment

SC 13G/A 1 cts13gadec22.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) December 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to whi

February 14, 2023 SC 13G

CTS / CTS Corporation / EARNEST PARTNERS LLC - CTS CORPORATION - 12/31/2022 Passive Investment

SC 13G 1 cts13ginitial1222.txt CTS CORPORATION - 12/31/2022 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) CTS CORPORATION - (Name of Issuer) Common Stock - (Title of Class of Securities) 126501105 - (CUSIP Number) 12/31/2022 - (Date of Event Which Requires Filing of this Statement) Check the appropria

February 10, 2023 EX-99.1

CTS Corporation Board of Directors Authorizes New Share Repurchase Plan

Exhibit 99.1 February 9, 2023 FOR IMMEDIATE RELEASE CTS Corporation Board of Directors Authorizes New Share Repurchase Plan Lisle, Ill. - The Board of Directors of CTS Corporation (NYSE: CTS) approved a new share repurchase program that authorizes the company to repurchase up to $50 million of its common stock, replacing the program authorized by the Board of Directors in May 2021. About CTS CTS (

February 10, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 09, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 9, 2023 EX-99.1

CTS Corporation Announces Appointment of Randy Stone to its Board of Directors

Exhibit 99.1 February 9, 2023 FOR IMMEDIATE RELEASE CTS Corporation Announces Appointment of Randy Stone to its Board of Directors Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced that Randy Stone has been appointed to its board of directors, effective February 9, 2023. Mr. Stone com

February 9, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 09, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 9, 2023 SC 13G/A

CTS / CTS Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: CTS Corp. Title of Class of Securities: Common Stock CUSIP Number: 126501105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d-

February 7, 2023 EX-99.2

CTS Corporation 4th Quarter 2022 Earnings Call Feb 7, 2023

CTS Corporation 4th Quarter 2022 Earnings Call Feb 7, 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 7, 2023 EX-99.1

CTS Investor Presentation Feb 2023

CTS Investor Presentation Feb 2023 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 7, 2023 EX-99.1

CTS Announces Fourth Quarter and Full-Year 2022 Results Executing on diversification and electrification strategy to deliver profitable growth

Exhibit 99.1 February 7, 2023 FOR IMMEDIATE RELEASE CTS Announces Fourth Quarter and Full-Year 2022 Results Executing on diversification and electrification strategy to deliver profitable growth Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that “Sense, Connect and Move,” today announced fourth quarter and full-year 2022 result

February 7, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 07, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 7, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 07, 2023 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

January 26, 2023 SC 13G/A

CTS / CTS Corporation / BlackRock Inc. Passive Investment

SC 13G/A 1 us1265011056012623.txt us1265011056012623.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 3) CTS CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 126501105 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

January 20, 2023 SC 13G/A

CTS / CTS Corporation / BlackRock Inc. Passive Investment

SC 13G/A 1 us1265011056012023.txt us1265011056012023.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 2) CTS CORP - (Name of Issuer) Common Stock - (Title of Class of Securities) 126501105 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

December 22, 2022 S-8 POS

As filed with the Securities and Exchange Commission on December 22, 2022

S-8 POS 1 s-8cts401kamendmentn.htm S-8 POS As filed with the Securities and Exchange Commission on December 22, 2022 Registration No. 333-106614 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT NO. 333-106614 UNDER THE SECURITIES ACT OF 1933 CTS CORPORATION (Exact name of registrant as specified in its charter)

November 22, 2022 EX-3.1

Amended and Restated Bylaws of CTS Corporation

CTS CORPORATION AMENDED AND RESTATED BY LAWS (Amended and Restated as of November 10, 2022) ARTICLE I.

November 22, 2022 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 10, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numb

November 10, 2022 SC 13G

CTS / CTS Corporation / T. Rowe Price Investment Management, Inc. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) CTS CORP (Name of Issuer) COMMON STOCK (Title of Class of Securities) 126501105 (CUSIP NUMBER) October 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is filed: [x]

October 26, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 26, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 26, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 26, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 26, 2022 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

October 26, 2022 EX-99.1

CTS Announces Third Quarter 2022 Results Executing diversification strategy to deliver revenue and earnings growth

Exhibit 99.1 October 26, 2022 FOR IMMEDIATE RELEASE CTS Announces Third Quarter 2022 Results Executing diversification strategy to deliver revenue and earnings growth Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that ?Sense, Connect and Move,? today announced third quarter 2022 results. ?We delivered strong results in the thir

October 26, 2022 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 26, 2022 EX-99.1

CTS Investor Presentation Oct 2022

CTS Investor Presentation Oct 2022 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

October 26, 2022 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, p

October 26, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORP

October 26, 2022 EX-99.2

CTS Corporation 3rd Quarter 2022 Earnings Call Oct 26, 2022

CTS Corporation 3rd Quarter 2022 Earnings Call Oct 26, 2022 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

October 26, 2022 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

September 29, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 23, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Num

July 26, 2022 EX-31.(A)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O’Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

July 26, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 26, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 26, 2022 EX-31.(B)

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

July 26, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORATI

July 26, 2022 EX-32.(A)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 26, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 26, 2022 CTS CORPORATION (Exact name of Registrant as Specified in Its Charter) Indiana 1-4639 35-0225010 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 26, 2022 EX-99.1

CTS Announces Second Quarter 2022 Results Continued growth supported by diversification and portfolio strength

Exhibit 99.1 July 26, 2022 FOR IMMEDIATE RELEASE CTS Announces Second Quarter 2022 Results Continued growth supported by diversification and portfolio strength Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that ?Sense, Connect and Move,? today announced second quarter 2022 results. ?We delivered another quarter of profitable gr

July 26, 2022 EX-99.1

CTS Investor Presentation July 2022

CTS Investor Presentation July 2022 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

July 26, 2022 EX-32.(B)

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended June 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursua

July 26, 2022 EX-99.2

CTS Corporation 2nd Quarter 2022 Earnings Call July 26, 2022

CTS Corporation 2nd Quarter 2022 Earnings Call July 26, 2022 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

July 1, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 30, 2022 CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) IN 1-4639 35-0225010 (State or other jurisdiction of incorporation) (Commission File Number) (1.R.

July 1, 2022 EX-99.1

CTS Completes Ferroperm Piezoceramics Acquisition

Press Release June 30, 2022 FOR IMMEDIATE RELEASE CTS Completes Ferroperm Piezoceramics Acquisition Lisle, Ill.

June 28, 2022 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 1

June 3, 2022 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 31, 2022 CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) IN 1-4639 35-0225010 (State or other jurisdiction of incorporation) (Commission File Number) (1.R.S

June 3, 2022 EX-3.1

Amended and Restated Articles of Incorporation (incorporated by reference to Exhibit 3 to the Current Report on Form 8-K, filed with the SEC on June 3, 2022).

Amended and Restated ARTICLES OF INCORPORATION OF CTS CORPORATION ARTICLE I. Name The name of the corporation is CTS Corporation (the "Corporation"). ARTICLE II. Purposes The purpose for which the Corporation is formed is to engage in any lawful business or activity for which corporations may be organized under the Indiana Business Corporation Law, as amended (the "IBCL"). ARTICLE III. Term of Exi

May 26, 2022 EX-1.01

Exhibit 1.01 - Conflict Minerals Report as required by Items 1.01 and 1.02.

Exhibit 1.01 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD-Exhibit 1.01 Conflict Minerals Report Registrant submits the following Conflict Minerals Report as Exhibit 1.01 to the Form SD Specialized Disclosure Report: I. Due Diligence: A description of the registrant?s reasonable country of origin inquiry and the measures the registrant has taken to conduct due dil

May 26, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter)

SD 1 cts-sd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) INDIANA 1-4639 35-0225010 (State or other jurisdiction (Commission (IRS Employer of incorporation or organization) File Number) Identification No.) 4925 Indiana Ave., Lisle, IL 60532 (Address of princ

May 12, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2022 CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) IN 1-4639 35-0225010 (State or other jurisdiction of incorporation) (Commission File Number) (1.R.S

April 29, 2022 EX-31.B

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(b) CERTIFICATION I, Ashish Agrawal, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect

April 29, 2022 EX-31.A

Certification pursuant to Section 302 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (31)(a) CERTIFICATION I, Kieran O?Sullivan, certify that: 1. I have reviewed this quarterly report on Form 10-Q of CTS Corporation: 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

April 29, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For The Quarterly Period Ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 1-4639 CTS CORPORAT

April 29, 2022 EX-32.B

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(b) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

April 29, 2022 EX-32.A

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes‑Oxley Act of 2002.

EXHIBIT (32)(a) CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the quarterly report of CTS Corporation (the Company) on Form 10-Q for the quarter ended March 31, 2022, as filed with the Securities and Exchange Commission on the date hereof (the Report), the undersigned officer of the Company certifies, pursu

April 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 28, 2022 CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) IN 1-4639 35-0225010 (State or other jurisdiction of incorporation) (Commission File Number) (1.R

April 28, 2022 EX-99.1

CTS Announces First Quarter 2022 Results Delivered solid growth, further advancing diversification strategy

Exhibit 99.1 April 28, 2022 FOR IMMEDIATE RELEASE CTS Announces First Quarter 2022 Results Delivered solid growth, further advancing diversification strategy Lisle, Ill. - CTS Corporation (NYSE: CTS), a leading global designer and manufacturer of custom engineered solutions that ?sense, connect and move? today announced first quarter 2022 results. ?Our solid first quarter results highlight the pro

April 28, 2022 EX-99.1

CTS Investor Presentation April 2022

CTS Investor Presentation April 2022 Forward-Looking Statements This document contains statements that are, or may be deemed to be, forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

April 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 28, 2022 CTS CORPORATION (Exact Name of Registrant as Specified in its Charter) IN 1-4639 35-0225010 (State or other jurisdiction of incorporation) (Commission File Number) (1.R

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