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.
  • Added to shares of these 1 stock: GENB (+$783M).
  • Started 1 new stock position in GENB.
  • Flagship Pioneering was a net buyer of stock by $783M.
  • Flagship Pioneering has $1.2B in assets under management (AUM), dropping by 258.44%.
  • Central Index Key (CIK): 0001400240

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Portfolio Holdings for Flagship Pioneering

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

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Generate Biomedicines Com Shs (GENB) 67.4 $783M NEW 63M 12.50
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Moderna (MRNA) 20.3 $235M 4.6M 50.80
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Sana Biotechnology (SANA) 6.2 $72M 25M 2.88
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Foghorn Therapeutics (FHTX) 5.2 $61M 13M 4.78
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Seres Therapeutics Com New (MCRB) 0.9 $10M 1.2M 8.87
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Past Filings by Flagship Pioneering

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

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