IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Flagship Pioneering, LLC

Q1 2023 Holdings

Filed 2023-05-15 | 22 holdings | $2.6B | 13F-HR | View on SEC ↗ · Holdings Table ↗

Sign in to see sub-manager breakdown

IssuerClassCUSIPValue ↓Shares% Portfolio
Moderna Inc(MRNA)COM60770K107$2.0B12,886,74376.9%
Omega Therapeutics IncCOM68217N105$176.2M29,225,5796.8%
Seres Therapeutics Inc(MCRB1EUR)COM81750R102$131.1M23,117,0455.1%
Sana Biotechnology Inc(SANA)COM799566104$112.0M34,239,0184.4%
Foghorn Therapeutics Inc(FHTX)COM344174107$78.6M12,674,1203.1%
Denali Therapeutics Inc(DNLI)COM24823R105$60.4M2,619,9682.3%
Axcella Health IncCOM05454B105$14.0M29,251,5450.5%
Sigilon Therapeutics IncCOM82657L107$9.6M10,370,3690.4%
Evelo Biosciences IncCOM299734103$9.1M50,427,3280.4%
Syros Pharmaceuticals Inc(SYRS)COM87184Q206$2.7M993,8480.1%
Codiak Biosciences Inc(32W)COM192010106$617.8K3,540,6360.0%