Flagship Pioneering, LLC: 13F holdings

CIK 14002402026Q2

Positions5
Reported value$1.5bn
Filed2026-08-14

Top 10 holdings

SecuritySharesValueWeight
GENB GENERATE BIOMEDICINES INC62,673,117$1.1bn68.7%
MRNA MODERNA INC4,632,149$324.4m21.1%
SANA BIOTECHNOLOGY INC25,001,856$87.3m5.7%
FOGHORN THERAPEUTICS INC12,674,120$61.8m4.0%
SERES THERAPEUTICS INC1,155,850$9.1m0.6%

Get the full book

import finzdata as yf
yf.Client().manager_holdings(cik="1400240")

Every position, quarter by quarter since 2013, with adds, trims and exits, on the look-back bundles.

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