Flagship Ventures Management

Latest statistics and disclosures from Flagship Pioneering's latest quarterly 13F-HR filing:

  • Top 5 stock holdings are GENB, MRNA, SANA, FHTX, MCRB, and represent 100.00% of Flagship Pioneering's stock portfolio.
  • Flagship Pioneering has $1.5B in assets under management (AUM), dropping by 32.57%.
  • Central Index Key (CIK): 0001400240

Tip: Access up to 7 years of quarterly data

Positions held by Flagship Ventures Management consolidated in one spreadsheet with up to 7 years of data

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Portfolio Holdings for Flagship Pioneering

Flagship Pioneering holds 5 positions in its portfolio as reported in the June 2026 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Generate Biomedicines Com Shs (GENB) 68.7 $1.1B 63M 16.87
 View chart
Moderna (MRNA) 21.1 $324M 4.6M 70.03
 View chart
Sana Biotechnology (SANA) 5.7 $87M 25M 3.49
 View chart
Foghorn Therapeutics (FHTX) 4.0 $62M 13M 4.88
 View chart
Seres Therapeutics Com New (MCRB) 0.6 $9.1M 1.2M 7.89
 View chart

Past Filings by Flagship Pioneering

SEC 13F filings are viewable for Flagship Pioneering going back to 2016

View all past filings