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Fulcrum Therapeutics, Inc.

FULC
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001680581

In the last 90 days, Fulcrum Therapeutics, Inc. insiders filed 2 open-market purchases and 0 sales; 154 institutions reported holding it in 13F filings for Q2 2026, worth $291.3M in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Fulcrum Therapeutics, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
129
+8 vs. Q2 2025
Shares held
53.8M
−604.5K (−1.1%) vs. Q2 2025
Total value
$494.9M
+$120.4M (+32.2%) vs. Q2 2025
New holders
26
40 more added
Sold out
18
43 more reduced

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting FULC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 129 institutions
Q1 2021: 68 institutionsQ2 2021: 67 institutionsQ3 2021: 101 institutionsQ4 2021: 110 institutionsQ1 2022: 108 institutionsQ2 2022: 102 institutionsQ3 2022: 105 institutionsQ4 2022: 110 institutionsQ1 2023: 116 institutionsQ2 2023: 88 institutionsQ3 2023: 81 institutionsQ4 2023: 101 institutionsQ1 2024: 126 institutionsQ2 2024: 121 institutionsQ3 2024: 130 institutionsQ4 2024: 119 institutionsQ1 2025: 117 institutionsQ2 2025: 122 institutionsQ3 2025: 129 institutionsQ4 2025: 172 institutionsQ1 2026: 169 institutionsQ2 2026: 154 institutions
Value heldQ3 2025: $494.9M
Q1 2021: $317.0MQ2 2021: $280.8MQ3 2021: $1.03BQ4 2021: $657.3MQ1 2022: $929.9MQ2 2022: $196.6MQ3 2022: $422.1MQ4 2022: $368.5MQ1 2023: $172.2MQ2 2023: $183.2MQ3 2023: $250.4MQ4 2023: $412.3MQ1 2024: $569.7MQ2 2024: $402.0MQ3 2024: $196.4MQ4 2024: $243.4MQ1 2025: $147.8MQ2 2025: $374.5MQ3 2025: $494.9MQ4 2025: $762.7MQ1 2026: $550.1MQ2 2026: $291.3M
Institutions holding FULC and their total value by quarter
QuarterHoldersValue
Q2 2026154$291.3M
Q1 2026169$550.1M
Q4 2025172$762.7M
Q3 2025129$494.9M
Q2 2025122$374.5M
Q1 2025117$147.8M
Q4 2024119$243.4M
Q3 2024130$196.4M
Q2 2024121$402.0M
Q1 2024126$569.7M
Q4 2023101$412.3M
Q3 202381$250.4M
Q2 202388$183.2M
Q1 2023116$172.2M
Q4 2022110$368.5M
Q3 2022105$422.1M
Q2 2022102$196.6M
Q1 2022108$929.9M
Q4 2021110$657.3M
Q3 2021101$1.03B
Q2 202167$280.8M
Q1 202168$317.0M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Fulcrum Therapeutics, Inc.; share changes are against Q2 2025.

Institutions holding FULC in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Renaissance Technologies LLC248,200$2.28M0.00%+169,700+216.2%Added
Deutsche Bank AG285,329$2.63M0.00%+6,078+2.2%Added
Bessemer Group Inc286,988$2.64M0.00%00.0%Unchanged
UBS Group AG301,157$2.77M0.00%+165,952+122.7%Added
Jane Street Group, LLC321,520$2.96M0.00%+304,093+1,745.0%Added
Charles Schwab Investment Management Inc333,483$3.07M0.00%−54,299−14.0%Reduced
ADAR1 Capital Management, LLC341,612$3.14M0.31%+288,263+540.3%Added
Schonfeld Strategic Advisors LLC366,303$3.37M0.02%+161,903+79.2%Added
Connor, Clark & Lunn Investment Management Ltd.384,138$3.53M0.01%+41,591+12.1%Added
Acadian Asset Management LLC540,641$4.97M0.01%−22,739−4.0%Reduced
Northern Trust Corp568,322$5.23M0.00%−43,214−7.1%Reduced
Goldman Sachs Group Inc586,351$5.39M0.00%−557,185−48.7%Reduced
Boothbay Fund Management, LLC678,414$6.24M0.16%+537,036+379.9%Added
Citadel Advisors LLC854,556$7.86M0.01%+688,322+414.1%Added
Royal Bank of Canada1,000,849$9.21M0.00%+996,632+23,633.7%Added
Geode Capital Management, LLC1,004,051$9.24M0.00%−189,087−15.8%Reduced
State Street Corp1,063,207$9.78M0.00%−155,159−12.7%Reduced
Ikarian Capital, LLC1,289,225$11.9M2.69%+860,704+200.9%Added
Dimensional Fund Advisors LP1,299,308$12.0M0.00%−73,329−5.3%Reduced
D. E. Shaw & Co., Inc.1,449,423$13.3M0.01%+272,712+23.2%Added
Balyasny Asset Management LLC1,450,480$13.3M0.03%+112,266+8.4%Added
Adage Capital Partners GP, L.L.C.2,432,000$22.4M0.04%−2,157,000−47.0%Reduced
Vanguard Group Inc2,999,464$27.6M0.00%−146,979−4.7%Reduced
BlackRock, Inc.3,706,750$34.1M0.00%−672,273−15.4%Reduced
Nantahala Capital Management, LLC4,670,784$43.0M2.65%+382,485+8.9%Added
TCG Crossover Management, LLC5,250,000$48.3M2.38%00.0%Unchanged
Suvretta Capital Management, LLC5,381,000$49.5M1.50%+298,100+5.9%Added
Ra Capital Management, L.P.10,229,099$94.1M1.16%00.0%Unchanged
Summit Wealth Group LLC533––+533New
Woodline Partners LP0$00.00%−897,617−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−498,219−100.0%Sold out
Catalio Capital Management, LP0$00.00%−188,304−100.0%Sold out
Two Sigma Investments, LP0$00.00%−58,965−100.0%Sold out
Integrated Quantitative Investments LLC0$00.00%−41,106−100.0%Sold out
Allostery Investments LP0$00.00%−40,353−100.0%Sold out
PDT Partners, LLC0$00.00%−27,280−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−27,201−100.0%Sold out
AQR Capital Management LLC0$00.00%−18,053−100.0%Sold out
Evergreen Capital Management LLC0$00.00%−16,502−100.0%Sold out
Voya Investment Management LLC0$00.00%−15,411−100.0%Sold out
Prudential Financial Inc0$00.00%−14,540−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−13,465−100.0%Sold out
ProShare Advisors LLC0$00.00%−10,951−100.0%Sold out
Skopos Labs, Inc.0$00.00%−6,281−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−3,031−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−2,665−100.0%Sold out
US Bancorp0$00.00%−1,911−100.0%Sold out
PrairieView Partners, LLC––––Not filed