Flagship Pioneering, LLC
Top Portfolio Positions
5 positions ·
$1,945,341,095 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| GENB |
Generate Biomedicines, Inc.
Healthcare
|
125,375,032 | $1,567,187,899 | 80.56% | |
| MRNA |
Moderna, Inc.
Healthcare
|
4,632,149 | $235,313,169 | 12.10% | |
| SANA |
Sana Biotechnology, Inc.
Healthcare
|
25,001,856 | $72,005,345 | 3.70% | |
| FHTX |
Foghorn Therapeutics Inc.
Healthcare
|
12,674,120 | $60,582,293 | 3.11% | |
| MCRB |
Seres Therapeutics, Inc.
Healthcare
|
1,155,850 | $10,252,389 | 0.53% |
Portfolio Trend
25 quarters · across all stocks
Holdings in FHTX
Shares Held
Position Value (USD)
22 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $60,582,293 | 12,674,120 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $68,440,248 | 12,674,120 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $61,976,446 | 12,674,120 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $59,568,363 | 12,674,120 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $46,260,537 | 12,674,120 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $59,821,846 | 12,674,120 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $117,996,057 | 12,674,120 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $72,876,189 | 12,674,120 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $85,043,344 | 12,674,120 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $81,748,073 | 12,674,120 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $63,370,600 | 12,674,120 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $89,225,804 | 12,674,120 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $78,579,543 | 12,674,120 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $80,860,884 | 12,674,120 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $108,743,948 | 12,674,120 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $172,368,030 | 12,674,120 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $193,026,846 | 12,674,120 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $289,857,122 | 12,674,120 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $176,550,490 | 12,674,120 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $135,232,859 | 12,674,120 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $167,044,901 | 12,674,120 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $256,904,412 | 12,674,120 | Shares | Defined | 2021-02-16 | |
| No 13F history on record for this holder in this stock. | ||||||