Flagship Ventures Management
Latest statistics and disclosures from Flagship Pioneering's latest quarterly 13F-HR filing:
- Top 5 stock holdings are Generate Biomedicines Ord, MRNA, SANA, FHTX, MCRB, and represent 100.00% of Flagship Pioneering's stock portfolio.
- Added to shares of these 1 stock: Generate Biomedicines Ord (+$783M).
- Started 1 new stock position in Generate Biomedicines Ord.
- 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 | 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
- Flagship Pioneering 2026 Q1 filed May 15, 2026
- Flagship Pioneering 2025 Q4 filed Feb. 17, 2026
- Flagship Pioneering 2025 Q3 filed Nov. 14, 2025
- Flagship Pioneering 2025 Q2 filed Aug. 14, 2025
- Flagship Pioneering 2025 Q1 filed May 15, 2025
- Flagship Pioneering 2024 Q4 filed Feb. 14, 2025
- Flagship Pioneering 2024 Q3 filed Nov. 14, 2024
- Flagship Pioneering 2024 Q2 filed Aug. 14, 2024
- Flagship Pioneering 2024 Q1 filed May 15, 2024
- Flagship Pioneering 2023 Q4 filed Feb. 14, 2024
- Flagship Pioneering 2023 Q3 filed Nov. 14, 2023
- Flagship Pioneering 2023 Q2 filed Aug. 14, 2023
- Flagship Pioneering 2023 Q1 filed May 15, 2023
- Flagship Pioneering 2022 Q4 filed Feb. 14, 2023
- Flagship Pioneering 2022 Q3 filed Nov. 14, 2022
- Flagship Pioneering 2022 Q2 filed Aug. 15, 2022