Latest Schedule 13D activist filings

Sit Investment Associates and Sit Fixed Income Advisors II have increased their beneficial ownership in Putnam Premier Income Trust to 29.1% through recent market transactions.

Caligan Partners LP and David Johnson updated their beneficial ownership in Anika Therapeutics, Inc., maintaining a 9.95% stake and disclosing cash-settled derivative agreements.

Plus Channel Limited and Kastle Limited, entities associated with Zhihu Inc.'s share incentive plan, increased their beneficial ownership to 9.0% of Class A ordinary shares through recent repurchases.

LandBridge Holdings LLC and affiliated entities reported a secondary public offering of 2.5 million Class A shares at $70.00 per share and adjusted their beneficial ownership in LandBridge Company LLC.

NexPoint Advisors and related parties, including James and Nancy Dondero, filed an Amendment No. 6 to their Schedule 13D, detailing updated beneficial ownership in NexPoint Real Estate Strategies Fund.

Fund 1 Investments, LLC has reported ceasing beneficial ownership of over 5% of Vera Bradley, Inc. common stock, while maintaining economic exposure through cash-settled swaps.

WE-INN LLC has reduced its beneficial ownership in Innventure, Inc. to 11.67% through recent open market sales, citing portfolio diversification and liquidity needs.

Hanwha Group entities, led by Hanwha Aerospace, increased their beneficial ownership in NextDecade Corporation to 8.8% through recent open market purchases totaling over $23 million.

Catalyst4, Inc. and its directors have reported a significant 45.1% beneficial ownership in MapLight Therapeutics, Inc. following its initial public offering and a concurrent private placement.

Khosla Ventures and its affiliates filed an Amendment No. 9 to their Schedule 13D, reporting changes in beneficial ownership of Rocket Lab Corporation common stock due to internal pro rata distributions.

Ault & Company, Inc. and Milton C. Ault, III have increased their beneficial ownership in Hyperscale Data, Inc. to approximately 35.54% and 35.55% respectively, primarily through preferred stock conversions and recent share purchases.

LHX Intermediate, LLC and White Oak Global Advisors, LLC have increased their beneficial ownership in Zeo Energy Corp. to 30.0% through a promissory note conversion.

Ejnar A. Knudsen III has increased his beneficial ownership in ImmuCell Corporation to 9.21% following a compulsory redemption of limited partners in Craton Capital, LP.

Byreforge LLC and Cristiano Amoruso have disclosed an 8.5% beneficial ownership stake in Magnachip Semiconductor Corp., citing undervaluation and plans for engagement with management.

Eric Trump has transferred his entire beneficial ownership of American Bitcoin Corp. Class A Common Stock to the Eric F. Trump Revocable Trust 2015.

A director of ParkerVision Inc. significantly increased his beneficial ownership of common stock through recent purchases and option exercises, now holding 7.0% of the company.

GAMCO Investors and affiliated entities have divested their entire beneficial ownership in Surmodics Inc. following the completion of its acquisition by an affiliate of GTCR LLC.

M33 Growth I LP and TOI M, LLC have reduced their beneficial ownership in The Oncology Institute, Inc. through an in-kind distribution of shares to their respective partners.

QVT Financial LP has increased its beneficial ownership in Allot Ltd. to 10.45%, indicating a potential review of the company's governance, management, and strategic direction.

Vladimir and Angelica Galkin have increased their beneficial ownership in Newegg Commerce, Inc. to 19.8% through recent open market purchases.

OneConnect Financial Technology Co., Ltd. has completed its privatization by way of a scheme of arrangement, leading to the delisting of its shares from the NYSE and HKEX.

Ardagh Holdings S.A. and Ardagh Group S.A. detail a comprehensive recapitalization of Ardagh Group, including a significant ownership transfer and new debt issuance for Ardagh Metal Packaging S.A.

HF Sinclair Corporation repurchased 437,238 shares from REH Advisors Inc. for $24 million, reducing REH's stake to 7.0%.

Diveroli Investment Group LLC and Kingbird Ventures LLC have filed an amendment to their Schedule 13D, reporting beneficial ownership of 4.67% of LQR House Inc.'s common stock.

Avidity Partners Management LP and its affiliates have reduced their beneficial ownership in Dianthus Therapeutics, Inc. to below 5%, filing an exit amendment to their Schedule 13D.

Samsara BioCapital and Opportunity Funds, along with Dr. Srinivas Akkaraju, increased their beneficial ownership in Inventiva S.A. to 7.4% following a $20 million American Depositary Share purchase.

A group led by Maran Capital Management, LLC has disclosed a 14.7% beneficial ownership stake in Pure Cycle Corporation, signaling intent for strategic engagement.

An activist investor group, Funicular Funds, LP, has filed a petition to liquidate Nabors Energy Transition Corp. II, citing a loss of trust in management and substratum failure.

Equinox Partners Investment Management LLC and affiliated entities have increased their beneficial ownership in Gran Tierra Energy Inc. to 17.6% of outstanding common stock.

Jeffrey E. Eberwein has increased his beneficial ownership in Star Equity Holdings, Inc. to 21.4% through recent common stock purchases.