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Cogent Biosciences Ownership | Who Owns Cogent Biosciences?

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Cogent Biosciences Ownership Summary

Cogent Biosciences is owned by 289.34% institutional investors, 0.42% insiders. Fmr is the largest institutional shareholder, holding 38.09% of COGT shares. Vanguard Morn Total Stk Mkt Idx Investor is the top mutual fund, with 3.02% of its assets in Cogent Biosciences shares.

COGT Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockCogent Biosciences289.34%0.42%-189.76%
SectorHealthcare Stocks 50.51%12.37%37.12%
IndustryBiotech Stocks 48.95%12.07%38.98%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr25.68M38.09%$993.86M
Blackrock funding, inc. /de17.35M25.74%$671.55M
Vanguard capital management7.41M11.00%$286.86M
State street6.96M10.33%$269.54M
Vanguard group11.51M10.06%$408.99M
Janus henderson group5.97M8.82%$229.63M
Fairmount funds management5.50M8.16%$212.98M
Deerfield management company, l.p. (series c)5.01M7.43%$193.74M
Blackrock7.29M7.34%$61.44M
Tcg crossover management4.85M7.20%$187.87M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Fairmount funds management5.50M14.08%$212.98M
Superstring capital management lp343.28K8.39%$13.29M
New leaf venture partners250.76K8.37%$3.60M
Octagon capital advisors lp2.35M8.17%$90.94M
Kynam capital management, lp3.67M7.84%$141.92M
Commodore capital lp3.05M7.03%$118.03M
Silverarc capital management1.28M5.15%$49.56M
Exome asset management210.52K5.03%$8.15M
Tcg crossover management4.85M4.52%$187.87M
Boone capital management945.04K4.45%$13.57M

Top Buyers

HolderShares% AssetsChange
Vanguard group11.51M0.01%3.76M
Polar capital3.23M0.30%3.23M
Fmr25.68M0.04%2.56M
Sixth street partners management company1.45M0.01%1.45M
Price t rowe associates inc /md/4.65M0.02%1.44M

Top Sellers

HolderShares% AssetsChange
Paradigm biocapital advisors lp3.16M1.29%-7.20M
Deerfield management company, l.p. (series c)5.01M2.02%-4.04M
Rtw investments, lp2.31M0.76%-3.15M
Holocene advisors, lp32.83K0.00%-2.22M
Duquesne family office---2.21M

New Positions

HolderShares% AssetsChangeValue
Polar capital3.23M0.30%3.23M$125.11M
Sixth street partners management company1.45M0.01%1.45M$56.09M
Boone capital management945.04K4.45%945.04K$13.57M
Logos global management lp900.00K1.50%900.00K$34.83M
Eversept partners, lp490.24K0.98%490.24K$18.97M

Sold Out

HolderChange
Clear point advisors-1.00
Jpl wealth management-1.00
National bank of canada /fi/-1.00
Cbiz investment advisory services-3.00
Whipplewood advisors-11.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20263335.05%195,052,6704.68%2890.38%2054.06%841.20%
Mar 31, 2026183-33.21%62,079,799-64.34%910.14%121-35.98%48-26.15%
Dec 31, 2025185-7.96%94,836,876-40.44%820.43%1321.54%40-4.76%
Sep 30, 20251951.56%159,200,72117.46%1390.99%12517.92%415.13%
Jun 30, 20251915.52%135,507,9806.74%1180.94%1048.33%40-16.67%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard Morn Total Stk Mkt Idx Investor5.16M3.02%228.31K
Vanguard Total Stock Mkt Idx Inv5.16M3.02%228.31K
Vanguard MStar Total Stk Mkt Idx Invest5.18M3.02%17.17K
Vanguard US Total Market Shares ETF3.09M2.71%-
iShares Russell 2000 ETF4.22M2.47%-74.88K
Vanguard Small Cap Index3.73M2.18%10.55K
State Street® SPDR® S&P® Biotech ETF3.12M1.82%7.15K
Polar Capital Biotech S Inc3.07M1.79%3.07M
FIAM Small Cap Core Composite1.87M1.69%225.12K
Fidelity Small Cap Growth2.51M1.47%-

Recent Insider Transactions

DateNameRoleActivityValue
Mar 31, 2026Fairmount Funds Management LLC-Sell$242.62M
Jan 22, 2026Fairmount Funds Management LLC-Sell$127.40M
Dec 26, 2025Kearns Evan Chief Legal OfficerSell$2.52M
Dec 26, 2025Green John L. Chief Financial OfficerSell$2.98M
Dec 26, 2025Sachs Jessica Chief Medical OfficerSell$3.20M

Insider Transactions Trends

DateBuySell
2026 Q2--
2026 Q1-2
2025 Q4-4
2025 Q31-
2025 Q2--

COGT Ownership FAQ

Who Owns Cogent Biosciences?

Cogent Biosciences shareholders are primarily institutional investors at 289.34%, followed by 0.42% insiders and -189.76% retail investors. The average institutional ownership in Cogent Biosciences's industry, Biotech Stocks , is 48.95%, which Cogent Biosciences exceeds.

Who owns the most shares of Cogent Biosciences?

Cogent Biosciences’s largest shareholders are Fmr (25.68M shares, 38.09%), Blackrock funding, inc. /de (17.35M shares, 25.74%), and Vanguard capital management (7.41M shares, 11.00%). Together, they hold 74.83% of Cogent Biosciences’s total shares outstanding.

Does Blackrock own Cogent Biosciences?

Yes, BlackRock owns 7.34% of Cogent Biosciences, totaling 7.29M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 61.44M$. In the last quarter, BlackRock increased its holdings by 598.76K shares, a 8.95% change.

Who is Cogent Biosciences’s biggest shareholder by percentage of total assets invested?

Fairmount funds management is Cogent Biosciences’s biggest shareholder by percentage of total assets invested, with 14.08% of its assets in 5.5M Cogent Biosciences shares, valued at 212.98M$.

Who is the top mutual fund holder of Cogent Biosciences shares?

Vanguard Morn Total Stk Mkt Idx Investor is the top mutual fund holder of Cogent Biosciences shares, with 3.02% of its total shares outstanding invested in 5.16M Cogent Biosciences shares.

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