Pulp Mills - 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)
2026-02-25 13D RYAM / Rayonier Advanced Materials Inc. Lightship Capital III LP 3,400,000 5.07
2025-12-09 13D/A MERC / Mercer International Inc. Kellogg Peter R 24,469,540 36.50 4.33
2025-07-23 13D/A MERC / Mercer International Inc. Kellogg Peter R 23,455,000 35.10 2.61
2022-05-19 13D/A RYAM / Rayonier Advanced Materials Inc. Chatham Asset Management, LLC 0 0.00 -100.00
2022-03-10 13D RYAM / Rayonier Advanced Materials Inc. Chatham Asset Management, LLC 4,000,000 6.30 25.38
2020-05-29 13D/A RYAM / Rayonier Advanced Materials Inc. Pangaea Ventures, L.P. 1,777,356 2.80 -45.55
2020-04-15 13D/A RYAM / Rayonier Advanced Materials Inc. Pangaea Ventures, L.P. 3,264,071 5.20 0.00
2020-04-01 13D/A RYAM / Rayonier Advanced Materials Inc. Pangaea Ventures, L.P. 3,264,071 5.20 0.00
2020-03-06 13D RYAM / Rayonier Advanced Materials Inc. Pangaea Ventures, L.P. 3,264,071 5.20
2017-10-11 13D/A MERC / Mercer International Inc. Kellogg Peter R 22,858,743 35.20 17.12
2017-02-14 13D/A MERC / Mercer International Inc. Kellogg Peter R 19,516,595 30.20 2.98
2016-02-19 13D/A MERC / Mercer International Inc. Kellogg Peter R 18,952,332 29.30 4.41
2016-02-12 13D/A MERC / Mercer International Inc. Kellogg Peter R 18,152,332 28.10
2014-07-02 13D/A MERC / Mercer International Inc. Kellogg Peter R 17,609,654 27.60
2014-02-18 13D/A MERC / Mercer International Inc. Kellogg Peter R 16,893,627 30.30
2013-02-11 13D/A MERC / Mercer International Inc. Kellogg Peter R 16,224,508 29.10