Metal Forgings And Stampings - 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)
2025-05-22 13D/A TRS / TriMas Corporation Trend International Holding AG 6,054,425 14.90 19.38
2025-03-12 13D/A TRS / TriMas Corporation Trend International Holding AG 5,071,641 12.50 21.60
2025-02-11 13D/A TRS / TriMas Corporation Trend International Holding AG 4,170,667 10.30 0.00
2024-10-15 13D TRS / TriMas Corporation Trend International Holding AG 4,170,667 10.30
2024-09-26 13D/A PKOH / Park-Ohio Holdings Corp. Park Ohio Holdings Corp 1,087,599 8.30
2024-09-26 13D/A PKOH / Park-Ohio Holdings Corp. Park Ohio Holdings Corp 3,116,367 23.60
2022-03-24 13D/A PKOH / Park-Ohio Holdings Corp. Gamco Investors, Inc. Et Al 848,680 6.75 12.03
2021-06-15 13D/A PKOH / Park-Ohio Holdings Corp. Gamco Investors, Inc. Et Al 757,550 6.02 12.13
2021-06-02 13D/A PKOH / Park-Ohio Holdings Corp. Crawford Edward F 941,795 7.48
2021-03-18 13D/A PKOH / Park-Ohio Holdings Corp. Gamco Investors, Inc. Et Al 675,609 5.37 -23.43
2019-05-03 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 512,504 2.52 -20.36
2018-05-07 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 643,500 3.19 -17.20
2017-08-17 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 777,200 3.88 -21.43
2015-04-28 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 989,200 4.84
2014-10-28 13D/A PKOH / Park-Ohio Holdings Corp. Gamco Investors, Inc. Et Al 882,301 7.06
2014-03-19 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 1,177,000 5.71
2014-03-06 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 1,177,000 5.71
2014-02-26 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 1,177,700 5.71
2013-12-23 13D/A PKOH / Park-Ohio Holdings Corp. Gamco Investors, Inc. Et Al 971,502 7.85
2013-03-08 13D/A TRS / TriMas Corporation Heartland Industrial Associates Llc 2,404,972 6.00
2012-08-21 13D/A TRS / TriMas Corporation Heartland Industrial Associates Llc 3,904,972 9.80
2012-03-13 13D/A MTRN / Materion Corporation Gamco Investors, Inc. Et Al 1,186,100 5.81