BOLT BIOTHERAPEUTICS INC (BOLT) Institutional Ownership Changes & 13F Activity

BOLT BIOTHERAPEUTICS INC (BOLT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Sofinnova Investments, Inc., Pivotal Bioventure Partners Investment Advisor Llc, Vivo Capital, Llc, Nan Fung Group Holdings Ltd, and T3 Companies, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Board Of Trustees Of The Leland Stanford Junior UniversityBuy+35,977—35,977$196.72KQ4 2025Feb 17, 2026
Shay Capital LlcBuy+15,272—15,272$83.51KQ4 2025Feb 17, 2026
Tower Research Capital Llc (Trc)Buy+723—723$3.95KQ4 2025Feb 17, 2026
Bank Of America CorpBuy+31—31$169.00Q4 2025Feb 17, 2026
Sofinnova Investments, Inc.Buy+137,721—137,721$753.06KQ4 2025Feb 13, 2026
Pivotal Bioventure Partners Investment Advisor LlcBuy+94,573—94,573$517.13KQ4 2025Feb 13, 2026
Vivo Capital, LlcBuy+72,414—72,414$395.96KQ4 2025Feb 13, 2026
Nan Fung Group Holdings LtdBuy+58,347—58,347$319.04KQ4 2025Feb 13, 2026
Morgan StanleyBuy+3,128—3,128$17.10KQ4 2025Feb 13, 2026
Citigroup IncBuy+256—256$1.40KQ4 2025Feb 13, 2026
Barclays PlcBuy+6—6$33.00Q4 2025Feb 13, 2026
Pfizer IncBuy+31,305—31,305$171.18KQ4 2025Feb 12, 2026
Renaissance Technologies LLCBuy+26,400+92.2%55,025$300.88KQ4 2025Feb 12, 2026
Blackrock, Inc.Buy+9,711—9,711$53.10KQ4 2025Feb 12, 2026
T3 Companies, LlcBuy+38,000—38,000$207.78KQ4 2025Feb 11, 2026
Jpmorgan Chase & CoBuy+42—42$230.00Q4 2025Feb 11, 2026
Geode Capital Management, LlcBuy+18,803—18,803$103.06KQ4 2025Feb 09, 2026
Nano Cap New Millennium Growth Fund L PBuy+20,500—20,500$112.09KQ4 2025Feb 06, 2026
Sbi Securities Co., Ltd.Buy+10—10$55.00Q4 2025Feb 03, 2026
Ubs Group AgBuy+515—515$2.82KQ4 2025Jan 29, 2026
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Frequently asked questions about BOLT activity

  • Which institutional owners are buying BOLT?

    Institutional owners buying BOLT include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in BOLT activity?

    "Buy" means an investor increased their reported position in BOLT compared to the prior reporting period. This reflects growing exposure to BOLT BIOTHERAPEUTICS INC (BOLT) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in BOLT increasing?

    Institutional interest in BOLT can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

BOLT Institutional Ownership Changes and 13F Activity Q4 2025 | InsiderSet