Latest Schedule 13D activist filings

Yorkmont Capital Partners and Graeme P. Rein have filed a Schedule 13D reporting a combined 7.3% beneficial ownership stake in ACCESS Newswire Inc.

Frazier Life Sciences entities and individuals report significant sales of KalVista Pharmaceuticals common stock over a 60-day period ending May 19, 2026.

Hyperscale Data, Inc. reports an amendment to its Schedule 13D, detailing significant beneficial ownership by Ault & Company, Inc. and Milton C. Ault, III.

Gang Lai, CEO and Chairman of Universe Pharmaceuticals, has increased his beneficial ownership to 13.58% through direct holdings and a controlled entity, following an equity grant.

Horizon Kinetics Asset Management LLC has filed an amendment to its Schedule 13D, reporting beneficial ownership of 7,400,316 shares, representing 7.8% of Miami International Holdings, Inc.'s common stock.

Hao Feng Ng, through True Sage International Limited, has increased beneficial ownership and voting power in Republic Power Group Ltd following a share repurchase and issuance of Class B Ordinary Shares.

Peter R. Kellogg's investment entities acquired an additional 1 million shares of Mercer International Inc. between May 12-19, 2026, increasing his beneficial ownership to 37.9% of the outstanding common stock.

Mega Fortune Co Ltd reports significant changes in beneficial ownership and board composition following strategic transactions and director resignations.

Founder Dennis J. Wilson filed an amendment to his Schedule 13D detailing ongoing negotiations with Lululemon's Board regarding a potential settlement.

Foundation Fighting Blindness RD Fund and Foundation Fighting Blindness, Inc. have reduced their stake in Opus Genetics, Inc. below the 5% reporting threshold.

Breeze Sponsor II, LLC and J. Douglas Ramsey report a 26.6% beneficial ownership stake in Breeze Acquisition Corp. II.

Viessmann Traeger HoldCo GmbH has sold 12,094,823 shares of Carrier Global Corporation common stock to support portfolio rebalancing.

Exxon Mobil and its subsidiaries have fully divested their stake in ProPetro Holding Corp. through a block trade.

Exxon Mobil and its subsidiaries have fully divested their stake in ProPetro Holding Corp. through a block trade.

REH Advisors Inc. has entered into an agreement to sell 1.45 million shares of HF Sinclair Corporation back to the company, while intending to retain sufficient ownership to maintain a board seat.

AE Red Holdings and affiliated entities have reduced their beneficial ownership of Redwire Corp. below 5%, marking an exit filing after converting preferred stock and selling shares.

Lifeway Foods, Inc. sees significant beneficial ownership changes reported by key stakeholders, collectively holding 24.5% of outstanding shares.

Stilwell Activist Investments, L.P. has submitted a Share Repurchase Proposal to Central Plains Bancshares, Inc. stockholders, requesting a policy to repurchase at least 10% of outstanding shares annually when trading below book value.

David Capital Partners and Adam J. Patinkin have increased their beneficial ownership in KINGSWAY Corp to 10.3%, acquiring new stock options and holding convertible preferred stock.

Cantor Equity Partners III, Inc. finalized its business combination with AIR Global PLC, resulting in the exit of major reporting shareholders.

GameStop Corp. has filed an amendment to its Schedule 13D, disclosing increased economic exposure to eBay Inc. through additional Put/Call option pairs.

GameStop Corp. has filed an amendment to its Schedule 13D, disclosing increased economic exposure to eBay Inc. through additional Put/Call option pairs.

Major shareholders associated with the late founder of Entravision Communications Corporation have sold 3.7 million shares and terminated their cooperation agreement with the company.

Framework Ventures IV L.P. filed an amendment to its Schedule 13D disclosing a 46.4% beneficial ownership stake in Stablecoin Development Corp following the vesting of pre-funded warrants.

R01 Fund LP and Michael Kazley filed an amendment to their Schedule 13D, reporting a change in beneficial ownership due to the vesting of pre-funded warrants.

Ronald M. Wright and The Goose Pond Trust have filed a Schedule 13D reporting beneficial ownership of 7.9% of Symbotic Inc.'s Class A common stock following a trust distribution.

David A. Ladensohn and associated trusts reported a distribution of Symbotic Inc. shares, reducing their aggregate beneficial ownership.

CEO A. Scott Dockter increased his beneficial ownership in PureBase Corp to 39.4% following a debt-to-equity conversion and expense reimbursement.

Simcoe Capital Management has filed a Schedule 13D reporting a 7% beneficial ownership stake in Koppers Holdings Inc.

Qatar Investment Authority reports a transaction involving Fluence Energy, Inc. Class A Common Stock, amending a previously filed Schedule 13D.