Investor Newtyn Management, LLC
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Newtyn Management, LLC . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-08-14 13G MAGN / Magnera Corporation 2,271,500
2025-08-14 13G/A USAR / USA Rare Earth, Inc. 444,353
2025-05-15 13G CNNE / Cannae Holdings, Inc. 4,600,000
2025-02-14 13G/A BVFL / BV Financial, Inc. 682,980 0
2025-02-14 13G/A TBPH / Theravance Biopharma, Inc. 4,100,000 4,757,403
2025-01-07 13G IPXX / Inflection Point Acquisition Corp. II 700,000
2024-11-14 13G/A BVFL / BV Financial, Inc. 1,000,000 682,980
2024-11-14 13G/A TECX / Tectonic Therapeutic, Inc. 0
2024-11-14 13G FSP / Franklin Street Properties Corp. 7,150,000
2024-11-14 13G/A CIO / City Office REIT, Inc. 3,203,242 3,938,000
2024-08-16 13G TBPH / Theravance Biopharma, Inc. 4,100,000
2024-03-08 13G MDRX / Veradigm Inc. 10,500,000
2024-03-07 13D/A SNSE / Sensei Biotherapeutics, Inc. 1,456,673 1,242,245
2024-02-14 13G/A PCG.PRA / Pacific Gas and Electric Company - Preferred Stock 665,610 0
2024-02-14 13G CIO / City Office REIT, Inc. 3,203,242
2024-02-14 13G BVFL / BV Financial, Inc. 1,000,000
2024-02-14 13G CYTT / Cyteir Therapeutics, Inc. 3,021,500
2024-02-14 13G AVRO / AVROBIO, Inc. 2,734,175
2024-02-13 13D/A SNSE / Sensei Biotherapeutics, Inc. 1,734,158 1,456,673
2024-01-25 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,519,107 1,873,694
2023-11-03 13D SNSE / Sensei Biotherapeutics, Inc. 1,734,158
2023-05-23 13G/A PCG.PRA / Pacific Gas and Electric Company - Preferred Stock 1,248,774 665,610
2023-02-14 13G/A PCG.PRA / Pacific Gas and Electric Company - Preferred Stock 1,287,541 1,248,774
2023-02-14 13G PFSW / PFSWEB Inc 1,206,502
2022-03-07 13G/A PCG.PRA / Pacific Gas and Electric Company - Preferred Stock 1,287,541 1,287,541
2022-03-07 13G PCG.PRA / Pacific Gas and Electric Company - Preferred Stock 1,287,541 757,933
2022-02-14 13G/A GTX / Garrett Motion Inc. 4,930,062 2,650,000
2021-11-24 13G FLXN / Horizon Funds - Horizon Flexible Income ETF 4,400,000 4,400,000
2021-05-10 13G GTX / Garrett Motion Inc. 4,930,062
2021-05-10 13G GTX / Garrett Motion Inc. 4,930,062
2021-03-10 13D/A GTX / Garrett Motion Inc. 1,802,095
2021-02-16 13G/A FWP / Forward Pharma A/S - ADR 426,700 0
2021-02-16 13G/A FTK / Flotek Industries, Inc. 5,143,470 2,789,059
2021-01-12 13D/A GTX / Garrett Motion Inc. 1,802,095
2020-12-23 13D/A GTX / Garrett Motion Inc.
2020-12-02 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,376,880 1,519,107
2020-11-17 13D/A GTX / Garrett Motion Inc.
2020-11-04 13D/A GTX / Garrett Motion Inc.
2020-11-03 13D/A GTX / Garrett Motion Inc. 1,655,000
2020-10-27 13D GTX / Garrett Motion Inc. 1,655,000 1,655,000
2020-10-26 13D GTX / Garrett Motion Inc. 1,655,000
2020-10-02 13G/A US7170711045 / Pfenex Inc. 38,500,000
2020-10-02 13G US7170711045 / Pfenex Inc. 3,000,000
2020-07-27 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,376,880 1,376,880
2020-07-24 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,173,166 1,376,880
2020-04-02 13G FTK / Flotek Industries, Inc. 5,143,470
2020-02-14 13G/A REPH / Societal CDMO Inc 1,600,000 0
2020-02-14 13G/A / Stable Road Acquisition Corp. Unit 700,000
2020-02-14 13G / Stable Road Acquisition Corp. Unit 1,000,000
2020-02-14 13G/A CBAY / CymaBay Therapeutics, Inc. 3,698,061 0
2020-02-14 13G FWP / Forward Pharma A/S - ADR 426,700
2019-12-13 13G CBAY / CymaBay Therapeutics, Inc. 3,698,061
2019-09-30 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,173,166 1,173,166
2019-09-27 13D/A MACK / Merrimack Pharmaceuticals, Inc. 1,173,166 1,173,166
2019-09-19 13D MACK / Merrimack Pharmaceuticals, Inc. 1,191,386 1,173,166
2019-05-13 13G/A MACK / Merrimack Pharmaceuticals, Inc. 888,620 1,191,386
2019-02-14 13G REPH / Societal CDMO Inc 1,600,000
2019-02-14 13G MACK / Merrimack Pharmaceuticals, Inc. 888,620
2017-02-14 13G/A CSWI / CSW Industrials, Inc. 1,285,609 330,000
2016-07-25 13G CSWI / CSW Industrials, Inc. 1,285,609 1,285,609
2016-07-18 13D/A CSWI / CSW Industrials, Inc. 1,350,609 1,285,609
2016-05-10 13D CSWI / CSW Industrials, Inc. 1,190,853 1,350,609
2016-02-16 13G/A RUSHB / Rush Enterprises, Inc. 0
2016-02-16 13G/A CSWI / CSW Industrials, Inc. 1,179,419 1,190,853
2015-12-28 13G CSWI / CSW Industrials, Inc. 1,179,419
2015-02-17 13G/A RUSHB / Rush Enterprises, Inc. 850,000
2014-07-31 13G/A RUSHB / Rush Enterprises, Inc. 769,150
2013-02-12 13G 04544X300 / Assisted Living Concepts Inc 1,742,900