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COGT Insider Trading

Insider Ownership Percentage: 6.59%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $136,600,345.40

Cogent Biosciences Insider Trading History Chart

This chart shows the insider buying and selling history at Cogent Biosciences by year and by quarter.

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Cogent Biosciences Share Price & Price History

Current Price: $33.19
Price Change: ▲ Price Increase of +0.65 (2.00%)
As of 09/17/2026 04:00 PM ET

This chart shows the closing price history over time for COGT up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Cogent Biosciences Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
1/22/2026Fairmount Funds Management LlcDirectorSell3,500,000$36.40$127,400,000.005,503,418View SEC Filing Icon  
12/26/2025Evan KearnsInsiderSell65,000$38.70$2,515,500.00109,398View SEC Filing Icon  
12/26/2025Jessica SachsInsiderSell82,642$38.70$3,198,245.40133,938View SEC Filing Icon  
12/26/2025John Edward RobinsonInsiderSell90,000$38.74$3,486,600.00140,002View SEC Filing Icon  
7/10/2025Fairmount Funds Management LlcDirectorBuy2,777,777$9.00$24,999,993.009,003,418View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Cogent Biosciences (NASDAQ:COGT)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at COGT by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Cogent Biosciences Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Tidal Investments LLC241,565$9.35M0.0%-2.3%0.139%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP12,267$0.48M0.0%-70.8%0.007%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC762$29K0.0%N/A0.000%Search for SEC Filing on Google Icon
9/9/2026Maven Securities LTD20,000$0.77M0.0%N/A0.012%Search for SEC Filing on Google Icon
9/8/2026Arizona State Retirement System33,870$1.31M0.0%+47.1%0.020%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S4,114$0.16M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al5,600$0.22M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S4,114$0.16M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/20/2026Alyeska Investment Group L.P.274,849$10.64M0.0%+9.9%0.158%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC209,402$8.10M0.0%+26.5%0.121%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP4,343,977$168.11M0.0%+21.4%2.503%Search for SEC Filing on Google Icon
8/18/2026Empowered Funds LLC7,176$0.28M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/17/2026Seven Fleet Capital Management LP147,510$5.71M0.9%-1.3%0.085%Search for SEC Filing on Google Icon
8/15/2026Sculptor Capital LP50,000$1.94M0.0%N/A0.029%Search for SEC Filing on Google Icon
8/15/2026Man Group plc167,858$6.50M0.0%N/A0.097%Search for SEC Filing on Google Icon
8/15/2026Elmind Capital LP1,170,740$45.31M0.0%N/A0.675%Search for SEC Filing on Google Icon
8/15/2026J. Goldman & Co LP637,994$24.69M0.6%N/A0.368%Search for SEC Filing on Google Icon
8/14/2026ADAR1 Capital Management LLC12,200$0.47M0.0%N/A0.007%Search for SEC Filing on Google Icon
8/14/2026EFG International AG87,739$3.40M0.1%N/A0.051%Search for SEC Filing on Google Icon
8/14/2026Castleark Management LLC99,870$3.87M0.1%N/A0.058%Search for SEC Filing on Google Icon
8/14/2026Osterweis Capital Management Inc.172,085$6.66M0.3%N/A0.099%Search for SEC Filing on Google Icon
8/14/2026Parkman Healthcare Partners LLC253,365$9.81M1.0%N/A0.146%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc98,820$3.82M0.0%N/A0.057%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company121,486$4.70M0.0%N/A0.070%Search for SEC Filing on Google Icon
8/14/2026Algert Global LLC125,073$4.84M0.1%+7.8%0.072%Search for SEC Filing on Google Icon
8/13/2026Sanctuary Advisors LLC6,202$0.24M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/12/2026Quantbot Technologies LP1,380$53K0.0%N/A0.001%Search for SEC Filing on Google Icon
8/11/2026Virtus Advisers LLC11,524$0.45M0.2%N/A0.007%Search for SEC Filing on Google Icon
8/11/2026E Fund Management Co. Ltd.12,928$0.50M0.0%N/A0.008%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.17,352,646$671.55M0.0%N/A10.155%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG266,584$10.32M0.0%N/A0.156%Search for SEC Filing on Google Icon
8/7/2026TimesSquare Capital Management LLC447,745$17.33M0.3%N/A0.262%Search for SEC Filing on Google Icon
8/7/2026Persistent Asset Partners Ltd138,272$5.35M1.6%N/A0.081%Search for SEC Filing on Google Icon
8/6/2026J.Safra Asset Management Corp695$27K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp533,968$20.67M0.0%N/A0.312%Search for SEC Filing on Google Icon
8/6/2026GSA Capital Partners LLP7,444$0.29M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/3/2026Oppenheimer Asset Management Inc.5,528$0.21M0.0%N/A0.003%Search for SEC Filing on Google Icon
7/10/2026Tema ETFs LLC241,565$9.35M0.3%+36.7%0.141%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB44,600$1.73M0.0%N/A0.026%Search for SEC Filing on Google Icon
7/9/2026Hennion & Walsh Asset Management Inc.131,775$5.10M0.1%-59.6%0.077%Search for SEC Filing on Google Icon
7/8/2026Assenagon Asset Management S.A.1,441,756$55.80M0.1%+387.7%0.844%Search for SEC Filing on Google Icon
7/7/2026Harbor Investment Advisory LLC2,242$87K0.0%N/A0.001%Search for SEC Filing on Google Icon
6/16/2026Empowered Funds LLC6,460$0.25M0.0%N/A0.004%Search for SEC Filing on Google Icon
6/12/2026Defilade Capital Management L.P.352,590$13.57M1.9%-38.0%0.206%Search for SEC Filing on Google Icon
6/4/2026Seven Fleet Capital Management LP149,399$5.75M1.8%-30.2%0.087%Search for SEC Filing on Google Icon
6/3/2026Parallel Advisors LLC1,024$39K0.0%N/A0.001%Search for SEC Filing on Google Icon
5/20/2026Vivo Capital LLC422,300$16.25M1.4%-82.4%0.247%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,043,805$40.18M0.0%-12.6%0.611%Search for SEC Filing on Google Icon
5/18/2026Amundi5,515$0.21M0.0%N/A0.003%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC1,611$62K0.0%+127.5%0.001%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System100,980$3.89M0.0%+20.7%0.059%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada56,260$2.17M0.0%+233.7%0.033%Search for SEC Filing on Google Icon
5/18/2026Redmile Group LLC688,036$26.48M1.8%-52.2%0.403%Search for SEC Filing on Google Icon
5/18/2026Rock Springs Capital Management LP624,155$24.02M1.4%-26.5%0.365%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC6,460$0.25M0.0%N/A0.004%Search for SEC Filing on Google Icon
5/18/2026Exome Asset Management LLC278,533$10.72M5.5%-8.8%0.163%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company105,517$4.06M0.0%+9.9%0.062%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP7,542$0.29M0.0%N/A0.004%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.293,780$11.31M0.4%+14.2%0.172%Search for SEC Filing on Google Icon
5/16/2026Castleark Management LLC63,950$2.46M0.1%N/A0.037%Search for SEC Filing on Google Icon
5/16/2026ABS Direct Equity Fund LLC4,700$0.17M0.1%N/A0.003%Search for SEC Filing on Google Icon
5/15/2026Sona Asset Management US LLC80,000$3.08M0.1%-99.5%0.047%Search for SEC Filing on Google Icon
5/15/2026Commodore Capital LP2,888,007$111.16M6.4%+31.5%1.690%Search for SEC Filing on Google Icon
5/15/2026Weiss Asset Management LP346,104$13.32M0.2%N/A0.203%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC706,268$27.18M0.0%+2.5%0.413%Search for SEC Filing on Google Icon
5/14/2026Siren L.L.C.1,709,279$65.79M1.8%+4.9%1.000%Search for SEC Filing on Google Icon
5/14/2026Atika Capital Management LLC293,200$11.29M1.4%-42.1%0.172%Search for SEC Filing on Google Icon
5/14/2026Knott David M Jr104,000$4M2.4%+2.0%0.061%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.197,510$7.60M0.0%+10.1%0.116%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC9,161$0.35M0.0%N/A0.005%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC1,024$39K0.0%N/A0.001%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV2,674$0.10M0.0%N/A0.002%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB164,437$6.33M0.0%N/A0.096%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.18,987$0.73M0.0%N/A0.011%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC14,280$0.50M0.0%+35.7%0.008%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp372,796$14.35M0.0%-0.9%0.218%Search for SEC Filing on Google Icon
5/4/2026Emerald Mutual Fund Advisers Trust1,028,832$39.60M1.9%-0.9%0.602%Search for SEC Filing on Google Icon
5/4/2026Emerald Advisers LLC1,588,132$61.13M1.9%+0.3%0.930%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.83,944$3.23M0.0%-24.9%0.049%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp1,733$67K0.0%N/A0.001%Search for SEC Filing on Google Icon
5/1/2026Candriam S.C.A.1,516,297$58.36M0.3%+17.0%0.888%Search for SEC Filing on Google Icon
4/30/2026Summit Securities Group LLC1,197$46K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd34,759$1.34M0.0%-63.3%0.020%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio17,900$0.69M0.0%-41.3%0.011%Search for SEC Filing on Google Icon
4/24/2026Peregrine Capital Management LLC201,959$7.77M0.3%N/A0.124%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA1,798,768$68.83M0.1%+1,499.2%1.108%Search for SEC Filing on Google Icon
4/20/2026Assenagon Asset Management S.A.295,650$11.38M0.0%-21.3%0.182%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC36,527$1.41M0.0%-2.9%0.023%Search for SEC Filing on Google Icon
3/3/2026Bank of Hawaii26,142$0.93M0.0%N/A0.016%Search for SEC Filing on Google Icon
3/3/2026Caitong International Asset Management Co. Ltd1,736$62K0.0%+3,845.5%0.001%Search for SEC Filing on Google Icon
2/26/2026Seven Fleet Capital Management LP54,025$1.92M1.5%N/A0.033%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC37,619$1.34M0.1%N/A0.023%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.585,765$20.81M0.0%+57.3%0.411%Search for SEC Filing on Google Icon
2/18/2026Mackenzie Financial Corp8,593$0.32M0.0%N/A0.006%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC668,970$23.76M0.1%N/A0.470%Search for SEC Filing on Google Icon
2/18/2026Virtus Investment Advisers LLC6,317$0.22M0.1%-59.9%0.004%Search for SEC Filing on Google Icon
2/18/2026Squadron Capital Management LLC780,000$27.71M11.7%N/A0.548%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP2,712,336$96.34M0.0%+566.6%1.905%Search for SEC Filing on Google Icon
2/18/2026SummitTX Capital L.P.257,171$9.14M0.3%-13.1%0.181%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL159,942$5.68M0.0%N/A0.112%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Cogent Biosciences logo
Cogent Biosciences, Inc., a biotechnology company, focuses on developing precision therapies for genetically defined diseases. Its lead product candidate includes bezuclastinib (CGT9486), a selective tyrosine kinase inhibitor designed to target mutations within the KIT receptor tyrosine kinase, including KIT D816V KIT D816V mutation that drives systemic mastocytosis, as well as other mutations in KIT exon 17, which are found in patients with advanced gastrointestinal stromal tumors. The company has a licensing agreement with Plexxikon Inc. for the research, development, and commercialization of bezuclastinib. The company was formerly known as Unum Therapeutics Inc. and changed its name to Cogent Biosciences, Inc. in October 2020. Cogent Biosciences, Inc. was incorporated in 2014 and is headquartered in Waltham, Massachusetts.
Read More on Cogent Biosciences

Today's Range

Now: $33.19
Low: $32.88
High: $33.64

50 Day Range

MA: $37.51
Low: $32.54
High: $42.84

52 Week Range

Now: $33.19
Low: $11.60
High: $43.73

Volume

1,189,536 shs

Average Volume

1,549,393 shs

Market Capitalization

$5.76 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.31

Who are the company insiders with the largest holdings of Cogent Biosciences?

Cogent Biosciences' top insider shareholders include:
  1. Fairmount Funds Management Llc (Director)
  2. Ryan Schulke (CEO)
  3. Matthew Conlin (Insider)
  4. Matthew Conlin (President)
  5. Fairmount Funds Management Llc (Major Shareholder)
  6. Derek Dubner (CEO)
  7. Michael Brauser (Chairman)
  8. Michael Brauser (Director)
  9. Michael Brauser (Insider)
  10. John Edward Robinson (Insider)
Learn More about top insider investors at Cogent Biosciences.

Who are the major institutional investors of Cogent Biosciences?

Cogent Biosciences' top institutional investors include:
  1. BlackRock Inc. — 10.16%
  2. Wellington Management Group LLP — 2.50%
  3. Assenagon Asset Management S.A. — 0.84%
  4. Elmind Capital LP — 0.67%
  5. J. Goldman & Co LP — 0.37%
  6. Bank of New York Mellon Corp — 0.31%
Learn More about top institutional investors of Cogent Biosciences stock.

Which major investors are selling Cogent Biosciences stock?

Within the last quarter, COGT stock was sold by these institutional investors:
  1. Hennion & Walsh Asset Management Inc.
  2. Engineers Gate Manager LP
  3. Tidal Investments LLC
  4. Seven Fleet Capital Management LP
Within the last year, company insiders that have sold Cogent Biosciences company stock include:
  1. Fairmount Funds Management Llc (Director)
  2. John Edward Robinson (Insider)
  3. Jessica Sachs (Insider)
  4. Evan Kearns (Insider)
Learn More investors selling Cogent Biosciences stock.

Which major investors are buying Cogent Biosciences stock?

During the last quarter, COGT stock was bought by institutional investors including:
  1. BlackRock Inc.
  2. Elmind Capital LP
  3. Assenagon Asset Management S.A.
  4. Wellington Management Group LLP
  5. J. Goldman & Co LP
  6. Bank of New York Mellon Corp
  7. TimesSquare Capital Management LLC
  8. Deutsche Bank AG

Cogent Biosciences Active Insiders

John L Green
John L Green (Age 45)
CFO
Jessica Sachs
Jessica Sachs (Age 51)
Insider
Evan Kearns
Evan Kearns (Age 47)
Insider
John Edward Robinson
John Edward Robinson (Age 52)
Insider