Latest Schedule 13D activist filings

NASDAQ
Access Industries and affiliated entities filed an Amendment No. 1 to Schedule 13D, disclosing beneficial ownership of 6.52% of Tigo Energy, Inc.'s common stock.
NYSE
KTR Management Company, LLC, and its President John Tuma, reported the conversion and subsequent sale of over 2.1 million shares of Solaris Energy Infrastructure, Inc. Class A common stock for approximately $106 million.
NYSE
MetLife's Board of Directors has reported beneficial ownership of 106.5 million common shares, representing 16.17% of the company's outstanding stock, held through the MetLife Policyholder Trust.
NASDAQ
Strategic Shipping Inc. and its affiliates have increased their beneficial ownership in Pangaea Logistics Solutions Ltd. to 29% through recent share acquisitions totaling $2.2 million.
NASDAQ
Northern Right Capital Management and affiliates, led by Matthew A. Drapkin, updated their beneficial ownership in Great Elm Capital Corp. to 6.2% of outstanding common stock.
NASDAQ
Yifei Hou and affiliated entities have significantly increased their beneficial ownership in XCHG Limited to 25.7% of Class A ordinary shares, triggering a Schedule 13D filing.
NASDAQ
A group led by XCHG Limited's Chairman and CTO, Rui Ding, has increased its beneficial ownership to 24.3% of Class A ordinary shares, signaling active investment intent.
NYSE
ACRES Share Holdings, LLC and affiliates report an increased beneficial ownership of ACRES Commercial Realty Corp. common stock to 13.26% due to a reduced total number of shares outstanding.
NASDAQ
RA Capital Management, L.P. and its affiliates updated their beneficial ownership in Werewolf Therapeutics, Inc. to 13.8% of common stock, reflecting an increase in the issuer's outstanding shares and a director's departure.
NYSE
A group of investment entities led by GAMCO Investors, Inc. has reduced its beneficial ownership in Hyster-Yale, Inc. Class A Common Stock to 6.18%.
NASDAQ
KKR entities have amended their partnership agreement with Henry Schein Inc. to increase their permitted beneficial ownership limit from 14.9% to 19.9% of the company's common stock.
NYSE
Sonida Senior Living, Inc. has secured $10 million in equity financing from Silk Partners, LP to partially fund its proposed merger with CNL Healthcare Properties, Inc.
NASDAQ
Star Financial Corp has increased its beneficial ownership in ZenaTech, Inc. to 7.1% through the conversion of convertible debt.
Saba Capital Management, L.P. and its affiliates have reduced their beneficial ownership in Tortoise Sustainable and Social Impact Term Fund to 8.82% through recent open market sales.
NYSE
Atlas Group has terminated its cooperation agreement with Sylvamo Corporation, leading to the resignation of two directors and signaling potential strategic shifts.
Deutsche Boerse AG has entered into a support agreement to vote its 11.9% stake in Forge Global Holdings, Inc. in favor of its merger with The Charles Schwab Corporation.
NYSE
The Leonard A. Lauder 2013 Revocable Trust is selling 2.79 million Class A shares of The Estee Lauder Companies Inc. for estate settlement.
NYSE
Bakkt Holdings, Inc. has completed its Up-C Collapse reorganization, simplifying its capital structure and adjusting Intercontinental Exchange Holdings, Inc.'s beneficial ownership.
NYSE
Bakkt Holdings, Inc. has completed its Up-C Collapse reorganization, leading to Intercontinental Exchange, Inc. and its subsidiary increasing their beneficial ownership to 33.6% through new warrants and convertible preferred stock.
NYSE
A group of investment entities led by Mario Gabelli has disclosed a beneficial ownership of 5.46% in Grupo Televisa's Global Depositary Shares for investment purposes.
NASDAQ
Two Seas Capital LP and affiliates updated their Schedule 13D filing for Indivior PLC, disclosing a 7.4% beneficial ownership and recent trading activity including significant share sales.
NASDAQ
Oaktree Capital Group Holdings and its affiliates have reduced their beneficial ownership in Garrett Motion Inc. to 12.19% following a share repurchase by the issuer.
NYSE
HF Sinclair Corporation entered into an agreement to repurchase 960,061 shares of its Common Stock from REH Advisors Inc. for approximately $50 million.
NASDAQ
A group led by David L. Kanen and Kanen Wealth Management LLC has significantly reduced its stake in EGAIN Corp through multiple sales over the past sixty days.
NASDAQ
Cyrus Capital Partners and affiliates have significantly reduced their beneficial ownership in Garrett Motion Inc. through a series of open market sales.
NYSE
Sir Martin E. Franklin's MEF Holdings sold 900,000 shares of APi Group Corp common stock in early November 2025, reducing beneficial ownership to 10.1%.
NASDAQ
Katapult Holdings secured a default waiver and amended its loan agreement, leading to Blue Owl Capital's full repayment and exit from beneficial ownership.
MAK Capital Fund LP and affiliates have disclosed a 5.8% beneficial ownership in Heidrick & Struggles International Inc., agreeing to support a pending merger and abide by a standstill agreement.
NASDAQ
Bumble Inc. has terminated its Tax Receivable Agreement with Beehive Entities for an $8.2 million settlement, simplifying its financial structure.
NASDAQ
Gilead Sciences, Inc. has filed an Amendment No. 6 to Schedule 13D, updating its beneficial ownership in Arcus Biosciences, Inc. to 25.6% of outstanding common stock.