IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Flagship Pioneering, LLC

Q4 2019 Holdings

Filed 2020-02-13 | 19 holdings | $1.8M | 13F-HR | View on SEC ↗ · Holdings Table ↗

Sign in to see sub-manager breakdown

IssuerClassCUSIPValue ↓Shares% Portfolio
Moderna Inc(MRNA)COM60770K107$995.0K50,871,52455.6%
Rubius Therapeutics IncCOM78116T103$363.8K38,296,52620.3%
Denali Therapeutics Inc(DNLI)COM24823R105$139.0K7,980,2637.8%
Kaleido Biosciences Inc(KLDO)COM483347100$87.2K17,360,7104.9%
Seres Therapeutics Inc(MCRB1EUR)COM81750R102$74.4K21,571,7644.2%
Evelo Biosciences IncCOM299734103$74.0K18,233,4034.1%
Axcella Health IncCOM05454B105$35.1K8,748,4142.0%
Syros Pharmaceuticals IncCOM87184Q107$20.3K2,938,4941.1%
TransMedics Group Inc(TMDX)COM89377M109$000.0%