2026-01-13 Option Award | 2026-01-15 5:00 pm | 2026-01-13 2027-06-30 | Foghorn Therapeutics Inc. | FHTX | Flagship Pioneering LLC Flagship Pioneering Fund VII General Partner LLC Flagship Pioneering Fund VII L.P. Flagship Pioneering Special Opportunities Fund II General Partner LLC Flagship Pioneering Special Opportunities Fund II L.P. Flagship Ventures Fund V General Partner LLC Flagship Ventures Fund V L.P. Flagship Ventures Opportunities Fund I General Partner LLC Flagship Ventures Opportunities Fund I L.P. AFEYAN NOUBAR Director 10% Owner | 2,235,468 | $0 | 4,470,936 (Indirect) | View |
2026-01-13 Option Award | 2026-01-15 5:00 pm | 2026-01-13 2046-01-13 | Foghorn Therapeutics Inc. | FHTX | Flagship Pioneering LLC Flagship Pioneering Fund VII General Partner LLC Flagship Pioneering Fund VII L.P. Flagship Pioneering Special Opportunities Fund II General Partner LLC Flagship Pioneering Special Opportunities Fund II L.P. Flagship Ventures Fund V General Partner LLC Flagship Ventures Fund V L.P. Flagship Ventures Opportunities Fund I General Partner LLC Flagship Ventures Opportunities Fund I L.P. AFEYAN NOUBAR Director 10% Owner | 2,235,468 | $6.7099 | 4,470,936 (Indirect) | View |
2023-09-13 Other | 2023-09-15 7:00 pm | N/A N/A | Sana Biotechnology Inc. | SANA | Flagship Pioneering Inc. Flagship Ventures Fund V General Partner LLC Flagship Ventures Fund V L.P. Flagship V VentureLabs Rx Fund L.P. Flagship VentureLabs V Manager LLC Flagship VentureLabs V LLC Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. AFEYAN NOUBAR 10% Owner | 11,781,275 | $0 | 12,362,970 (Indirect) | View |
2023-08-11 Equity Swap | 2023-08-15 4:15 pm | N/A N/A | Sigilon Therapeutics Inc. | SGTX | Flagship Ventures Fund V General Partner LLC Flagship Ventures Fund V L.P. Flagship Pioneering Special Opportunities Fund II L.P. Flagship Pioneering Special Opportunities Fund II General Partner LLC Flagship Pioneering Inc. AFEYAN NOUBAR 10% Owner | 797,720 | $14.92 | 0 (Indirect) | View |
Ownership | 2022-10-17 4:30 pm | N/A N/A | Axcella Health Inc. | AXLA | Flagship Pioneering Inc. FPA General Partner LLC FPA L.P. 10% Owner | 0 | $0 | 3,048,780 (Indirect) | View |
2021-08-03 Conversion | 2021-08-05 5:43 pm | N/A N/A | Omega Therapeutics Inc. | OMGA | Flagship Pioneering Inc. Flagship Ventures Fund V General Partner LLC Flagship V VentureLabs Rx Fund L.P. Flagship Ventures Fund V L.P. Flagship VentureLabs V Manager LLC Flagship VentureLabs V LLC 10% Owner | 107,637,306 | $0 | 3,814,705 (Indirect) | View |
2021-08-03 Conversion | 2021-08-05 5:41 pm | N/A N/A | Omega Therapeutics Inc. | OMGA | Flagship Pioneering Inc. Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. Flagship Pioneering Special Opportunities Fund II L.P. Flagship Pioneering Special Opportunities Fund II General Partner LLC Nutritional Health LTP Fund L.P. Nutritional Health LTP Fund General Partner LLC FPN General Partner LLC FPN L.P. AFEYAN NOUBAR 10% Owner | 107,637,306 | $0 | 3,814,705 (Indirect) | View |
Ownership | 2021-07-29 9:05 pm | N/A N/A | Omega Therapeutics Inc. | OMGA | Flagship Pioneering Inc. Flagship Ventures Fund V General Partner LLC Flagship V VentureLabs Rx Fund L.P. Flagship Ventures Fund V L.P. Flagship VentureLabs V Manager LLC Flagship VentureLabs V LLC Director 10% Owner | 0 | $0 | 24,725,800 (Indirect) | View |
Ownership | 2021-07-29 9:00 pm | N/A N/A | Omega Therapeutics Inc. | OMGA | Flagship Pioneering Inc. Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. Flagship Pioneering Special Opportunities Fund II L.P. Flagship Pioneering Special Opportunities Fund II General Partner LLC Nutritional Health LTP Fund L.P. Nutritional Health LTP Fund General Partner LLC FPN General Partner LLC FPN L.P. AFEYAN NOUBAR Director 10% Owner | 0 | $0 | 24,725,800 (Indirect) | View |
2021-02-08 Conversion | 2021-02-10 6:59 pm | N/A N/A | Sana Biotechnology Inc. | SANA | Flagship Ventures Fund V General Partner LLC Flagship V VentureLabs Rx Fund L.P. Flagship Ventures Fund V L.P. Flagship Pioneering Inc. Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. Flagship VentureLabs V Manager LLC Flagship VentureLabs V LLC AFEYAN NOUBAR 10% Owner | 34,239,018 | $0 | 11,585,199 (Indirect) | View |
Ownership | 2021-02-03 8:43 pm | N/A N/A | Sana Biotechnology Inc. | SANA | Flagship Ventures Fund V General Partner LLC Flagship V VentureLabs Rx Fund L.P. Flagship Ventures Fund V L.P. Flagship Pioneering Inc. Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. Flagship VentureLabs V Manager LLC Flagship VentureLabs V LLC AFEYAN NOUBAR 10% Owner | 0 | $0 | 34,239,018 (Indirect) | View |