Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Flagship Pioneering Inc. (CIK 1400240) reported $1.54B across 5 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: GENB ($1.06B, 68.66%), MRNA ($324.4M, 21.07%), SANA ($87.3M, 5.67%), FHTX ($61.8M, 4.02%), MCRB ($9.1M, 0.59%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | GENB | GENERATE BIOMEDICINES INC | $1.06B | 68.66% | 62.7M | Hold |
| 2 | MRNA | MODERNA INC | $324.4M | 21.07% | 4.6M | Hold |
| 3 | SANA | SANA BIOTECHNOLOGY INC | $87.3M | 5.67% | 25.0M | Hold |
| 4 | FHTX | FOGHORN THERAPEUTICS INC | $61.8M | 4.02% | 12.7M | Hold |
| 5 | MCRB | SERES THERAPEUTICS INC | $9.1M | 0.59% | 1.2M | Hold |
Source: SEC Form 13F filings · as of 2026-06-30