FULCRUM THERAPEUTICS INC (FULC) Institutional Ownership Changes & 13F Activity

FULCRUM THERAPEUTICS INC (FULC). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Nantahala Capital Management, Llc, Ecor1 Capital, Llc, Tang Capital Management Llc, Citadel Advisors Llc, and Suvretta Capital Management, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Manufacturers Life Insurance Company, TheBuy+17,336+107.7%33,438$122.38KQ2 2026Sep 09, 2026
Citadel Advisors LlcBuy+4,116,524+318.5%5,409,010$19.80MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+544+16.7%3,807$3.81KQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+476,535+39.9%1,670,408$6.11MQ2 2026Aug 21, 2026
Nantahala Capital Management, LlcBuy+7,900,040+259.0%10,950,080$40.08MQ2 2026Aug 19, 2026
Mercer Global Advisors IncBuy+31,874+293.3%42,740$156.43KQ2 2026Aug 19, 2026
Seven Fleet Capital Management LpSell-20,011-52.5%18,089$66.21KQ2 2026Aug 17, 2026
Ecor1 Capital, LlcBuy+6,549,8666,549,866$23.97MQ2 2026Aug 14, 2026
Tang Capital Management LlcBuy+6,521,4126,521,412$23.87MQ2 2026Aug 14, 2026
Suvretta Capital Management, LlcSell-2,880,190-43.9%3,680,921$13.47MQ2 2026Aug 14, 2026
Jane Street Group, LlcBuy+1,907,081+614.4%2,217,498$8.12MQ2 2026Aug 14, 2026
Adage Capital Partners Gp, L.L.C.Buy+1,600,000+400.0%2,000,000$7.32MQ2 2026Aug 14, 2026
Adar1 Capital Management, LlcBuy+1,434,469+1098.7%1,565,029$5.73MQ2 2026Aug 14, 2026
Point72 Asset Management, L.P.Sell-1,423,428-68.6%651,427$2.38MQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Buy+1,421,104+87.5%3,044,385$11.14MQ2 2026Aug 14, 2026
Millennium Management LlcBuy+1,129,332+316.8%1,485,803$5.44MQ2 2026Aug 14, 2026
Balyasny Asset Management L.P.Sell-1,087,574-61.1%692,372$2.53MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpBuy+1,079,610+1065.4%1,180,946$4.32MQ2 2026Aug 14, 2026
Bank Of America CorpBuy+916,470+724.1%1,043,029$3.82MQ2 2026Aug 14, 2026
Qube Research & Technologies LtdBuy+773,728+79.4%1,748,467$6.40MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+673,766+484.7%812,766$2.97MQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+560,096+103.1%1,103,261$4.04MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+522,516+91.4%1,094,425$4.01MQ2 2026Aug 14, 2026
Sixth Street Partners Management Company, L.P.Buy+433,220433,220$1.59MQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+166,484+140.4%285,084$1.04MQ2 2026Aug 14, 2026
Xtx Topco LtdBuy+137,644+192.2%209,247$765.84KQ2 2026Aug 14, 2026
Verdad Advisers, LpBuy+125,224125,224$458.32KQ2 2026Aug 14, 2026
Engineers Gate Manager LpBuy+115,891+91.9%242,000$885.72KQ2 2026Aug 14, 2026
Rangeley Capital, LlcBuy+114,890114,890$420.50KQ2 2026Aug 14, 2026
Canada Pension Plan Investment BoardBuy+84,000+456.5%102,400$374.78KQ2 2026Aug 14, 2026
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Frequently asked questions about FULC activity

  • Which institutional owners are buying FULC?

    Institutional owners buying FULC 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 FULC activity?

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

  • Is institutional interest in FULC increasing?

    Institutional interest in FULC 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.