13F

Stock

Foghorn Therapeutics Inc.

FHTX · held by 105 managers

Reported value

$212.1M

Holders

105

+18 new · −9 exited

Holders’ est. mark

−$24.2M

Price effect on 83 books still in the name

Largest holder

$60.6M

Flagship Pioneering, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Flagship Pioneering, LLC12.7M$60.6M−$7.86MCut−$7.86M
Fidelity6.05M$28.9M−$3.35MCut−$237.2K
BVF INC/IL5.84M$27.9M−$3.29MCut−$706K
DEERFIELD MANAGEMENT COMPANY, L.P.4.39M$21M−$2.26MAdded$1.3M
RAYMOND JAMES FINANCIAL INC2.6M$12.4M−$1.55MCut−$1.09M
BlackRock, Inc.2.36M$11.3M−$1.46MCut−$1.39M
Euclidean Capital LLC1.57M$7.52M−$975.7KCut−$975.7K
VANGUARD CAPITAL MANAGEMENT LLC1.5M$7.15MHeld
GEODE CAPITAL MANAGEMENT, LLC848.2K$4.06M−$493.1KCut−$239K
Siren, L.L.C.720.7K$3.45M−$446.8KCut−$446.8K
State Street679.8K$3.25M−$383.6KCut−$91.4K
AMERIPRISE FINANCIAL INC449K$2.15M−$278.4KCut−$1.14M
Renaissance Technologies406.4K$1.94M−$184.6KAdded$334.9K
Candriam S.C.A.313.8K$1.5MNew
JACOBS LEVY EQUITY MANAGEMENT, INC303.8K$1.45M−$166.9KCut−$1.65K
Birchview Capital, LP281.7K$1.35M−$174.7KCut−$174.7K
NORTHERN TRUST CORP275.9K$1.32M−$162.7KCut−$98.4K
VANGUARD PORTFOLIO MANAGEMENT LLC255.9K$1.22MHeld
VANGUARD FIDUCIARY TRUST CO240.6K$1.15MHeld
Citadel200K$956.1K−$113KCut−$28.2K
Woodline Partners LP180.3K$862K−$13.3KAdded$745.8K
GOLDMAN SACHS GROUP INC136.1K$650.6K−$73.6KAdded$9.61K
Sio Capital Management, LLC122.9K$587.4K−$76.2KCut−$76.2K
PANAGORA ASSET MANAGEMENT INC115.1K$550K−$55.4KAdded$67.8K
DAFNA Capital Management LLC111.9K$534.7K−$69.4KCut−$150.4K
SCS Capital Management LLC107K$511.4K−$66.3KCut−$66.3K
Squarepoint Ops LLC103.7K$495.9K−$64.3KCut−$268.6K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC103.5K$494.9K−$51.1KAdded$50.1K
B Group, Inc.102K$487.6KNew
MORGAN STANLEY98.5K$470.7K−$61.1KCut−$186.6K
Qube Research & Technologies Ltd81.3K$388.5K−$33KAdded$100.9K
DIADEMA PARTNERS LP79.9K$382.1K−$19KAdded$216.7K
Bank of New York Mellon Corp79.6K$380.3K−$48.9KCut−$45.8K
UBS Group AG75.8K$362.5K−$15.2KAdded$230.2K
BRIDGEWAY CAPITAL MANAGEMENT, LLC74.6K$356.6K−$46.3KCut−$46.3K
STATE OF WISCONSIN INVESTMENT BOARD65.6K$313.8K−$32.9KAdded$26.8K
BANK OF AMERICA CORP /DE/60.1K$287.3K−$37.3KCut−$111.6K
Nuveen, LLC50.4K$240.8K−$31.1KCut−$29.9K
Persistent Asset Partners Ltd46.6K$223K−$28.9KCut−$31.4K
RHUMBLINE ADVISERS39.5K$188.8K−$24.5KCut−$27.8K
Walleye Capital LLC34.4K$164.6K−$21.4KCut−$274.6K
Icahn Capital32.6K$155.6K−$8.4KAdded$82.5K
ALLIANCEBERNSTEIN L.P.26.7K$144K$0Held
Trexquant Investment LP30.1K$143.9KNew
MILLENNIUM MANAGEMENT LLC29.6K$141.3K−$18.3KCut−$985K
Point72 Asset Management, L.P.27.6K$132.1K−$17.1KCut−$202.5K
DEUTSCHE BANK AG\27.4K$131.1K−$17KCut−$17K
CANADA PENSION PLAN INVESTMENT BOARD25.1K$120K−$7.94KAdded$50.9K
Verdad Advisers, LP24.4K$116.7KNew
BARCLAYS PLC19.4K$92.9K−$12KCut−$248.3K
Invesco Ltd.17.7K$84.8K−$6.69KAdded$26.5K
JPMORGAN CHASE & CO18.7K$82.6K−$16.9KCut−$10.4K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.16.2K$77.6K−$9.83KCut−$8.05K
WELLS FARGO & COMPANY/MN14.7K$70.5K−$9.14KCut−$138.8K
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO14.3K$68.2K−$8.85KCut−$8.85K
Jump Financial, LLC13.7K$65.7K−$8.52KCut−$64.6K
BNP PARIBAS FINANCIAL MARKETS12.8K$61.4K−$5.13KAdded$16.7K
Vanguard Global Advisers, LLC12.8K$61.3KHeld
KINGSWOOD WEALTH ADVISORS, LLC12.5K$59.8KNew
SPHERA FUNDS MANAGEMENT LTD.12.2K$58.4KNew
PRUDENTIAL FINANCIAL INC12.2K$58.3KNew
SUSQUEHANNA INTERNATIONAL GROUP, LLP11.6K$55.6KNew
Police & Firemen's Retirement System of New Jersey11.3K$54.1K−$7.02KCut−$7.02K
Fiduciary Trust Co10.9K$52K−$6.75KCut−$6.75K
DIVERSIFIED TRUST CO10.9K$51.9KNew
China Universal Asset Management Co., Ltd.10.4K$49.7K−$5.71KCut−$68
MetLife Investment Management, LLC9.71K$46.4K−$6.02KCut−$57K
STRS OHIO8.6K$41.1K−$5.33KCut−$5.33K
Evelyn Partners Asset Management Ltd7.1K$33.9K−$4.4KCut−$4.4K
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO5.29K$25.3KNew
NISA INVESTMENT ADVISORS, LLC5.24K$25K−$3.25KCut−$3.25K
CITIGROUP INC3.42K$16.3K−$1.44KAdded$3.74K
CWM, LLC3.35K$16K$6.44KAdded$16K
Ameritas Investment Partners, Inc.3.34K$16K−$2.07KCut−$2.07K
Tower Research Capital LLC (TRC)3.29K$15.8K−$1.29KAdded$4.56K
Mirae Asset Global Investments Co., Ltd.3.06K$14.6K−$1.7KCut−$231
Legal & General Group Plc2.98K$14.2K−$1.85KCut−$3.97K
Russell Investments Group, Ltd.2.9K$13.9K−$1.8KCut−$18.2K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC2.88K$13.7K−$232Added$11.7K
NEW YORK STATE COMMON RETIREMENT FUND1.87K$8.94K−$1.16KCut−$1.16K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.8K$8.61K−$1.12KCut−$2.45K
GF FUND MANAGEMENT CO. LTD.1.26K$6.04K−$689Added$38
Sunbelt Securities, Inc.1K$4.78K−$620Cut−$620
GAMMA Investing LLC864$4.13K−$226Added$2.16K
Sterling Capital Management LLC488$2.33K−$302Cut−$2.24K
Optiver Holding B.V.294$1.41K−$183Cut−$269
NATIONAL BANK OF CANADA /FI/200$952−$124Cut−$124
TFC Financial Management, Inc.123$588−$77Cut−$77
Essential Partners LLC112$535New
SBI Securities Co., Ltd.100$478−$62Cut−$62
Allworth Financial LP97$464New
PNC Financial Services Group, Inc.93$445−$52Cut−$9
EverSource Wealth Advisors, LLC82$392−$46Cut−$13
SIMPLEX TRADING, LLC66$315New
ACADIAN ASSET MANAGEMENT LLC37.6K$177−$5Added$136
MAI Capital Management35$168New
ROTHSCHILD INVESTMENT LLC34$163New
Root Financial Partners, LLC28$134New
PRICE T ROWE ASSOCIATES INC /MD/24.5K$118−$10Added$29
True Wealth Design, LLC20$96−$3Added$69
ALGERT GLOBAL LLC13.9K$67−$8Cut−$8
Wealth Preservation Advisors, LLC13$62New
Farther Finance Advisors, LLC9$44New
OSAIC HOLDINGS, INC.5$24−$3Cut−$5.53K
ROYAL BANK OF CANADA24$0−$143Cut−$6K

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.