Latest Schedule 13D activist filings

D.E. Shaw entities have filed an amendment to their Schedule 13D regarding Gossamer Bio, Inc., detailing share ownership adjustments and a joint filing agreement.

August J. Troendle, a significant holder of Medpace Holdings, Inc. common stock, has reported substantial sales of shares between August and September 2026.

Aduro Clean Technologies Inc. CEO Avshalom Ofer Vicus disclosed beneficial ownership of 24.9% of the company's shares, including options, and entered into a pledge agreement for 500,000 shares.

Spruce House Investment Management LLC and associated entities have amended their Schedule 13D filing to reflect an increased beneficial ownership of Colliers International Group Inc. subordinate voting shares to 6.6%.

Lifecore Biomedical, Inc. has entered into a merger agreement with Lifecore Inc. and Hazel Merger Sub, Inc., with shareholders to receive $6.28 cash plus a contingent value right per share.

Multiple parties have filed an amendment to Schedule 13D, collectively reporting beneficial ownership of approximately 43.9% of Guardian Pharmacy Services, Inc. Class A common stock.

Happy City Holdings Limited's key shareholders, Suk Yee, Kwan and Tak Shing, Lam, have lost beneficial ownership of 12,000,000 Class B Ordinary Shares due to a loan default and subsequent enforcement by Sky Way Innovation Holdings Limited.

Moringa Sponsor, LP has filed a claim against Silexion Therapeutics Corp, disputing the validity of several share issuances and alleging breaches of a promissory note.

Erik M. Herzfeld and associated entities maintain a substantial 37.50% ownership in Herzfeld Credit Income Fund, Inc. following active trading and dividend reinvestment.

Franklin Templeton, Inc. and its subsidiaries report a combined beneficial ownership of 60.3% of Advisor Class Shares in Franklin BSP Private Credit Fund, totaling 6,597,084 shares.

The Philip & Daniele Barach Family Trust has acquired a significant convertible note and warrants in Celularity Inc., increasing its beneficial ownership to 29.0% and securing two board seats.

Key individuals and Ault & Company significantly increased their beneficial ownership of Hyperscale Data, Inc. Class A Common Stock, now holding over 60% combined.

A significant shareholder, Takeover Time 2026 LLC, has filed an amendment to Schedule 13D expressing deep dissatisfaction with Cheetah Net Supply Chain Service Inc.'s recent actions, citing substantial dilution and demanding transparency and board changes.

Aduro Clean Technologies Inc. CEO Avshalom Ofer Vicus has transferred 1 million shares to a family company for estate planning purposes, maintaining an indirect economic interest.

AJB Investment Fund II, LP, AJB Capital, LLC, Adam Bradley, and Melinda Hodges have collectively increased their beneficial ownership of Jewett Cameron Trading Co Ltd common stock to 14.46%.

BuzzFeed, Inc. has completed a share purchase agreement with Allen Family Digital, LLC, resulting in the acquisition of 4.3 million shares and a significant ownership stake.

Several entities associated with Carl C. Icahn have amended their Schedule 13D filing, reporting an aggregate beneficial ownership of approximately 87.69% of Icahn Enterprises L.P.'s outstanding Depositary Units.

Inflection Point Acquisition Corp. V reports a change in beneficial ownership following its business combination with GOWell Technology Limited.

Hafnia Limited has increased its beneficial ownership of TORM plc's Class A common shares to 19.85%, acquiring 1.7 million shares in a recent secondary offering.

Hafnia Limited has increased its beneficial ownership of TORM plc's Class A common shares to 19.85%, acquiring 1.7 million shares in a recent secondary offering.

VEON Ltd. announces a share buyback program and a related share purchase agreement with LPE Middle East Limited, detailing the repurchase of 72.5 million shares.

Weiss Asset Management LP and related entities report zero beneficial ownership of Theravance Biopharma, Inc. ordinary shares following the company's merger with Zymeworks Inc. and subsequent share cancellation.

Howard Amster and associated entities have disclosed an increased beneficial ownership of Redwood Trust Inc. common stock, now holding 9.0% of the outstanding shares.

Wells Fargo & Company and its affiliate have amended their Schedule 13D filing to report the redemption of 500 MuniFund Preferred Shares from Nuveen Quality Municipal Income Fund.

Wells Fargo & Company and its affiliate have amended their Schedule 13D filing to report the redemption of 500 MuniFund Preferred Shares from Nuveen Quality Municipal Income Fund.

Jin Medical International Ltd. reports a significant dilution in beneficial ownership percentage for key stakeholders following a substantial share issuance.

Pictet Asset Management SA has filed an amendment to its Schedule 13D, disclosing its beneficial ownership of Dynatrace, Inc. common stock and detailing its investment strategy and recent trading activity.

Wood River Capital, LLC and Koch, Inc. have divested their entire holdings in Aspen Aerogels, Inc., selling 12,280,426 shares.

Oaktree Capital Management entities report a reduction in their beneficial ownership of TORM plc Class A common shares to 6.17% following a block trade.

Christian Weedbrook, a significant holder, has sold over 4.4 million shares of Xanadu Quantum Technologies Ltd. Class B Subordinate Voting Shares.