Latest Schedule 13D activist filings

Fusion Summer Limited, controlled by Executive Chairman CHEE Choon Wee, acquired 17.0% of Helius Medical Technologies' Class A Common Stock for approximately $47.0 million.

Ming Shing Group Holdings Ltd director Lam Chi Ming reduced his beneficial ownership by selling 140,500 ordinary shares on the open market between August 5 and September 30, 2025.

Qatar Investment Authority's beneficial ownership in Global Business Travel Group, Inc. now stands at 16.6% due to a change in total outstanding shares.

Drugs Made In America Acquisition II Corp.'s sponsor and CEO, Lynn Stockwell, jointly reported a beneficial ownership of 10.2% of the company's ordinary shares.

ARS Pharmaceuticals, Inc. has entered into a credit agreement for up to $250 million in term loans with RA Capital affiliates and OMERS Administration Corporation to fund product development and general corporate purposes.

Fluor Corporation and its subsidiaries have reduced their beneficial ownership in NuScale Power Corp. to 40.3% through recent sales of Class A Common Stock.

Fluor Corporation and its subsidiaries have reduced their beneficial ownership in NuScale Power Corp to 40.3% following recent sales of Class A Common Stock.

SR One Capital Management and its affiliates reported the sale of 598,940 shares of KALA BIO, Inc. common stock, reducing their beneficial ownership to 5.5%.

Battery Ventures and its affiliates have filed a Schedule 13D, disclosing a 6.3% beneficial ownership in Kodiak AI, Inc. following a business combination.

Kodiak AI, Inc. CEO Donald L. Burnette has disclosed a 15.1% beneficial ownership stake in the company following its business combination with Legacy Kodiak.

Embraer Aircraft Holding, Inc. completed the purchase of over 4.1 million shares of Eve Holding, Inc. common stock, increasing its beneficial ownership to 71.9%.

Embraer Aircraft Holding, Inc. completed the purchase of over 4.1 million shares of Eve Holding, Inc. common stock, increasing its beneficial ownership to 71.9%.

Hall of Fame Resort & Entertainment Co's merger termination date has been extended to October 17, 2025, with forbearance on certain defaults.

Reporting persons Ioannis Zafirakis and Abra Marinvest Inc. report a decrease in their beneficial ownership of OceanPal Inc. common stock to 33.25% due to a change in preferred stock conversion prices.

Eleftherios Papatrifon, an OceanPal director, reported a decrease in his beneficial ownership percentage to 19.72% due to a change in preferred stock conversion prices.

Semiramis Paliou and affiliated entities report a decrease in their beneficial ownership percentage in OceanPal Inc. due to a change in preferred stock conversion prices.

Dr. Phillip Frost and affiliated entities updated their beneficial ownership in OPKO Health, Inc. to 32.8% of outstanding common stock.

Caisse de depot et placement du Quebec and its subsidiary CDP Investissements Inc. reaffirmed their beneficial ownership of 25.3% of Zevia PBC's Class A Common Stock.

MGT Capital Investments, Inc. issued 500 million shares to director Michael G. Onghai, settling $56,000 in accrued fees and increasing his beneficial ownership to 11.5%.

Key insiders, including Non-Executive Chairman Harry N. Vafias, updated their beneficial ownership in C3IS Inc. to reflect dilution from recent warrant exercises and an increased share count.

Fortress Biotech, Inc. has reported a decrease in its beneficial ownership of Mustang Bio, Inc. common stock, falling below the 5% threshold as of September 29, 2025.

Fortress Biotech, Inc. reported a decrease in its beneficial ownership of Mustang Bio, Inc. common stock to 4.0%, falling below the 5% threshold due to recent equity grants.

Major shareholder Khrom Capital calls for Acadia Healthcare to initiate a formal strategic review, including a potential sale, citing persistent underperformance and governance failures.

Individual investor Mark Andrew Uram has significantly increased his beneficial ownership in Crypto Co to 16.4% of outstanding common stock, acquired using personal funds.

Jasper Lake Ventures One LLC has notified Bioceres Crop Solutions Corp. of alleged events of default under a Note Purchase Agreement, leading to Noah Kolatch's resignation from the board.

American Ventures LLC, Series XVI AGH and affiliated entities have reduced their beneficial ownership in Aureus Greenway Holdings Inc. to 2.74% through recent share sales.

Fairfax Financial Holdings and its affiliates have reduced their beneficial ownership in BlackBerry Ltd. to 6.1% through recent open market sales.

Fairfax Financial Holdings and its affiliates have reduced their beneficial ownership in BlackBerry Ltd. to 6.1% through recent open market sales.

Liberty Broadband Corporation will exchange its Series B Preferred Stock in comScore, Inc. for a mix of new Series C Preferred Stock and Common Stock, alongside a revised governance agreement.

Liberty Broadband Corporation will exchange its Series B Preferred Stock in comScore, Inc. for a mix of new Series C Preferred Stock and Common Stock, alongside a revised governance agreement.