Primary Metal Industries - 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)
2025-09-19 13D/A TS / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 68.50 0.00
2025-08-14 13D/A ASTL / Algoma Steel Group Inc. Maple Rock Capital Partners Inc. 10,430,818 9.90 38.11
2025-07-31 13D/A CDT / CDT Equity Inc. Corvus Capital Ltd. 174,993 6.00
2025-07-08 13D/A TS / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 67.50
2025-06-18 13D/A NX / Quanex Building Products Corporation Teleios Capital Partners GmbH 4,621,879 10.10 0.00
2025-06-13 13D MATW / Matthews International Corporation Gamco Investors, Inc. Et Al 1,375,401 4.40
2025-06-10 13D/A CCIX / Churchill Capital Corp IX Churchill Sponsor IX LLC 7,912,500 21.60 0.00
2025-05-19 13D/A BGC / BGC Group, Inc. Cantor Fitzgerald, L. P. 110,792,274 23.50 -12.68
2025-05-05 13D/A ASTL / Algoma Steel Group Inc. Maple Rock Capital Partners Inc. 7,552,617 7.20 23.97
2025-04-10 13D/A WOR / Worthington Enterprises, Inc. Mcconnell John P/oh 17,385,953 34.70 -0.15
2025-03-11 13D/A SPLP / Steel Partners Holdings L.P. - Limited Partnership WGL Capital LLC 9,640,774 50.30
2025-02-25 13D/A TS / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a.
2025-02-19 13D/A BGC / BGC Group, Inc. Cantor Fitzgerald, L. P. 126,887,712 26.30 -0.76
2025-02-11 13D/A TG / Tredegar Corporation Gamco Investors, Inc. Et Al 5,614,372 16.30 4.61
2025-02-07 13D/A BOOM / DMC Global Inc. Steel Partners Holdings L.p. 1,973,039 9.90
2025-01-29 13D/A BOOM / DMC Global Inc. Steel Partners Holdings L.p. 1,973,039 9.90
2024-12-09 13D/A AR:TEN / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 65.50 0.00
2024-11-21 13D/A BGC / BGC Group, Inc. Cantor Fitzgerald, L. P. 127,861,523 26.60 0.02
2024-11-13 13D/A BOOM / DMC Global Inc. ModusLink Global Solutions Inc 1,973,039 9.90 0.00
2024-11-12 13D/A TG / Tredegar Corporation Gamco Investors, Inc. Et Al 5,366,716 15.62 5.34
2024-11-12 13D CCIX / Churchill Capital Corp IX Bleichroeder Sponsor 1 LLC 8,758,333 25.90
2024-10-31 13D/A MLI / Mueller Industries, Inc. Gamco Investors, Inc. Et Al 2,874,434 2.53 -19.52
2024-10-25 13D ASTL / Algoma Steel Group Inc. Maple Rock Capital Partners Inc. 6,092,091 5.90 0.00
2024-10-21 13D/A TWI / Titan International, Inc. Mhr Fund Management Llc 237,468 0.30 -97.11
2024-09-19 13D/A CDT / CDT Equity Inc. Corvus Capital Ltd. 31.56
2024-09-17 13D/A BOOM / DMC Global Inc. ModusLink Global Solutions Inc 1,973,039 9.80 0.00
2024-09-11 13D INHD / Inno Holdings Inc. West Lake Club Inc. 6,400,000 30.84
2024-09-11 13D INHD / Inno Holdings Inc. Next Level Market Fund Inc. 1,452,620 7.00
2024-09-11 13D INHD / Inno Holdings Inc. ZFounder Organization Inc. 8,998,958 43.37
2024-09-04 13D/A SPLP / Steel Partners Holdings L.P. - Limited Partnership Steel Partners, Ltd. 9,564,451 49.80 0.00
2024-08-29 13D/A TG / Tredegar Corporation Gamco Investors, Inc. Et Al 5,094,700 14.76 6.37
2024-08-12 13D/A CENX / Century Aluminum Company Glencore International Ag 39,811,084 42.90 0.08
2024-08-02 13D NX / Quanex Building Products Corporation Teleios Capital Partners GmbH 4,621,879 9.80
2024-07-31 13D ASTL / Algoma Steel Group Inc. Zekelman Industries, Inc. 5,229,988 5.02
2024-07-30 13D/A AR:TEN / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 64.30 0.00
2024-06-13 13D BOOM / DMC Global Inc. ModusLink Global Solutions Inc 1,973,039 9.80
2024-06-06 13D/A CSTM / Constellium SE Bpifrance Participations SA 12,593,903 8.60 -23.18
2024-06-04 13D/A AR:TEN / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 62.80
2024-05-31 13D/A TG / Tredegar Corporation Gamco Investors, Inc. Et Al 4,789,614 13.89 4.99
2024-05-14 13D/A TWI / Titan International, Inc. Mhr Fund Management Llc 8,218,291 11.30 1.41
2024-05-13 13D CCIX / Churchill Capital Corp IX Churchill Sponsor IX LLC 7,912,500 21.60
2024-04-23 13D/A MLI / Mueller Industries, Inc. Gamco Investors, Inc. Et Al 3,571,688 3.14 74.78
2024-04-15 13D/A TG / Tredegar Corporation Gamco Investors, Inc. Et Al 4,562,070 13.25 10.47
2024-04-08 13D/A TG / Tredegar Corporation Gottwald John D 7,115,730 20.70 -2.87
2024-04-05 13D/A WOR / Worthington Enterprises, Inc. Mcconnell John P/oh 17,412,706 34.60 0.44
2024-03-27 13D/A SPLP / Steel Partners Holdings L.P. - Limited Partnership Steel Partners, Ltd. 9,564,451 46.90 0.00
2024-03-07 13D TWI / Titan International, Inc. AIPCF V (Cayman), Ltd. 11,921,766 16.40
2024-01-30 13D/A TG / Tredegar Corporation Gottwald John D 7,325,887 20.70 -0.35
2024-01-22 13D/A TS / Tenaris S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 713,605,187 61.40 0.00
2024-01-22 13D/A TX / Ternium S.A. - Depositary Receipt (Common Stock) San Faustin S.a. 1,533,470,526 78.10 0.00