Special Industry Machinery, Not Elsewhere Classified - Latest Activist Disclosures

This table shows recent activist investor (Schedule 13D) filings made in this industry. Any investor or hedge fund that makes an investment with the intention of influencing management is considered an activist investor and must file a 13D.

Date Form Target Company Investor Shares Ownership
(Percent)		 Ownership Change
(Percent)
2025-02-18 13D/A ASYS / Amtech Systems, Inc. Piton Capital Partners Llc 2,894,588 20.20 5.74
2024-11-04 13D/A AZTA / Azenta, Inc. Politan Capital Management LP 4,611,752 9.40 0.74
2024-10-29 13D/A ACMR / ACM Research, Inc. Shanghai Science & Technology Venture Capital (Group) Co., Ltd. 3,358,728 5.80 0.00
2024-10-08 13D/A ACMR / ACM Research, Inc. Shanghai Science & Technology Venture Capital (Group) Co., Ltd. 3,358,728 5.80 -2.32
2024-05-29 13D CVV / CVD Equipment Corporation Africk Andrew 1,294,388 18.97 0.00
2024-05-14 13D/A ASYS / Amtech Systems, Inc. Piton Capital Partners Llc 2,737,500 19.20 5.84
2023-12-05 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 11,086,303 21.10 -11.92
2023-11-24 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 12,586,303 24.00 -7.36
2023-11-15 13D/A AZTA / Azenta, Inc. Politan Capital Management LP 4,578,003 7.92 0.00
2023-11-01 13D/A AZTA / Azenta, Inc. Politan Capital Management LP 4,578,003 7.61 10.75
2023-10-11 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 13,586,303 25.70 -8.73
2023-09-14 13D AZTA / Azenta, Inc. Politan Capital Management LP 4,133,807 6.87
2023-08-09 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 14,886,303 28.10 0.00
2023-07-18 13D/A ACMR / ACM Research, Inc. Shanghai Science & Technology Venture Capital (Group) Co., Ltd. 3,438,510 6.30 0.00
2023-06-13 13D ACMR / ACM Research, Inc. Shanghai Science & Technology Venture Capital (Group) Co., Ltd. 3,438,510 6.30
2023-04-06 13D/A TRT / Trio-Tech International Yong Siew Wai 640,068 15.30
2023-04-06 13D/A TRT / Trio-Tech International Wilson A Charles 595,500 13.90
2023-03-14 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 14,886,303 29.70 2.32
2022-05-12 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 14,548,434 33.50 4.27
2022-04-08 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 13,952,021 35.40 3.14
2022-03-22 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 13,527,021 34.30 2.95
2022-03-10 13D/A SOTK / Sono-Tek Corporation Spiegel Jeffrey O. 746,931 4.75 -9.48
2022-03-10 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 13,139,594 33.30 5.05
2022-02-25 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 12,508,061 34.50 3.39
2022-02-24 13D/A ASYS / Amtech Systems, Inc. Piton Capital Partners Llc 2,586,500 18.40 6.97
2022-02-04 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 12,098,286 33.40 3.85
2022-01-28 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 11,649,925 32.10 3.33
2022-01-21 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 11,274,348 31.10 3.69
2022-01-18 13D SOTK / Sono-Tek Corporation Spiegel Jeffrey O. 825,148 5.20
2021-12-22 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 10,872,966 30.00 3.50
2021-12-02 13D/A ERII / Energy Recovery, Inc. Lorentzen Ole Peter 2,818,090 4.97 -45.34
2021-12-02 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 10,505,475 29.00 3.85
2021-11-26 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 10,116,428 27.90 3.78
2021-11-15 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 9,748,323 26.90 0.00
2021-11-12 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 9,748,323 39.90 4.11
2021-09-24 13D/A ERII / Energy Recovery, Inc. Lorentzen Ole Peter 5,155,239 9.00 -24.63
2021-09-23 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 9,363,825 38.30 2.95
2021-09-20 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 9,095,144 37.20 3.83
2021-09-16 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 8,759,574 35.80 4.98
2021-08-27 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 8,343,874 34.10 3.13
2021-08-23 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 8,090,564 33.07 3.43
2021-08-19 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 7,821,918 32.00 4.82
2021-08-18 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 7,462,245 30.50 10.89
2021-08-13 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 6,729,450 27.50 34.06
2021-08-02 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 5,019,606 30.50 8.89
2021-07-30 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 4,609,745 28.10 9.36
2021-07-20 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 4,215,297 25.70 4.17
2021-07-14 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 4,046,635 24.60 6.70
2021-07-13 13D/A CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 3,792,682 23.10 5.17
2021-06-25 13D CRCT / Cricut, Inc. Abdiel Qualified Master Fund LP 3,606,148 21.94