Flagship Pioneering, LLC

Insider Reports History

Location
Cambridge, MA
Signature
Flagship Pioneering, LLC, By: /s/ Noubar B. Afeyan, Ph.D., Title: Sole Member and Manager of Manager
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Flagship Pioneering, LLC:

Company Role Class Num Shares Value Price $ Report Date Ownership
Omega Therapeutics, Inc. 10%+ Owner Common Stock 8,617,413 $68,939,304 $8.00 27 Feb 2023 By Flagship Pioneering Fund VI, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 7,508,693 $60,069,544 $8.00 27 Feb 2023 By Flagship Pioneering Special Opportunities Fund II, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 5,896,386 $47,171,088 $8.00 27 Feb 2023 By Flagship Ventures Fund V, L.P.
Sana Biotechnology, Inc. 10%+ Owner Common Stock 8,615,337 $34,472,548 $4.00 13 Sep 2023 By Flagship VentureLabs V, LLC
Sana Biotechnology, Inc. 10%+ Owner Common Stock 8,057,470 $32,240,355 $4.00 13 Sep 2023 By Flagship Ventures Fund V, L.P.
Sana Biotechnology, Inc. 10%+ Owner Common Stock 7,293,841 $29,184,846 $4.00 13 Sep 2023 By Flagship Pioneering Fund VI, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 2,197,059 $17,576,472 $8.00 27 Feb 2023 By Flagship VentureLabs V, LLC
Foghorn Therapeutics Inc. Director, 10%+ Owner Pre-Funded Warrants to purchase Common Stock 2,235,468 $14,999,766 $6.71 13 Jan 2026 By Flagship Pioneering Fund VII, L.P.
Sana Biotechnology, Inc. 10%+ Owner Pre-Funded Warrants to purchase Common Stock 2,727,272 $14,999,723 $5.50 12 Feb 2024 By Flagship Pioneering Fund VII, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 1,617,646 $12,941,168 $8.00 27 Feb 2023 By FPN, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 1,617,646 $12,941,168 $8.00 03 Aug 2021 Indirect
Omega Therapeutics, Inc. 10%+ Owner Common Stock 1,329,324 $10,634,592 $8.00 27 Feb 2023 By Flagship Pioneering Fund VII, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 1,088,470 $8,707,760 $8.00 27 Feb 2023 By Flagship V VentureLabs Rx Fund, L.P.
Omega Therapeutics, Inc. 10%+ Owner Common Stock 970,588 $7,764,704 $8.00 27 Feb 2023 By Nutritional Health LTP Fund, L.P.
Sana Biotechnology, Inc. 10%+ Owner Common Stock 1,035,208 $4,142,178 $4.00 13 Sep 2023 By Flagship V VentureLabs Rx Fund, L.P.
Sana Biotechnology, Inc. 10%+ Owner Common Stock 581,695 $2,327,536 $4.00 13 Sep 2023 Indirect
Axcella Health Inc. 10%+ Owner Common Stock 3,048,780 13 Oct 2022 By FPA, L.P.
Foghorn Therapeutics Inc. Director, 10%+ Owner Series 1 Warrants to purchase Common Stock 1,117,734 13 Jan 2026 By Flagship Pioneering Fund VII, L.P.
Foghorn Therapeutics Inc. Director, 10%+ Owner Series 2 Warrants to purchase Common Stock 1,117,734 13 Jan 2026 By Flagship Pioneering Fund VII, L.P.
Omega Therapeutics, Inc. 10%+ Owner Series A Convertible Preferred Stock 0 03 Aug 2021 Indirect
Omega Therapeutics, Inc. 10%+ Owner Series B Convertible Preferred Stock 0 03 Aug 2021 Indirect
Omega Therapeutics, Inc. 10%+ Owner Series C Convertible Preferred Stock 0 03 Aug 2021 Indirect
Sana Biotechnology, Inc. 10%+ Owner Common Stock 0 $4.00 13 Sep 2023 By Flagship Pioneering Fund VI General Partner LLC
Sana Biotechnology, Inc. 10%+ Owner Common Stock 0 $4.00 13 Sep 2023 By Flagship Ventures Fund V General Partner LLC

Insider Reports Filed by Flagship Pioneering, LLC

Symbol Company Period Transactions Value $ Form Type Role Filing Time
FHTX Foghorn Therapeutics Inc. 13 Jan 2026 3 +$14,999,767 4 Director, 10%+ Owner 15 Jan 2026, 17:00
FHTX Foghorn Therapeutics Inc. 22 May 2024 2 +$19,999,995 4 10%+ Owner 24 May 2024, 17:05
SANA Sana Biotechnology, Inc. 12 Feb 2024 1 +$14,999,723 4 10%+ Owner 14 Feb 2024, 16:00
SANA Sana Biotechnology, Inc. 13 Sep 2023 6 $0 4 10%+ Owner 15 Sep 2023, 20:00
OMGAQ Omega Therapeutics, Inc. 27 Feb 2023 2 +$19,208,732 4 10%+ Owner 27 Feb 2023, 16:20
/report/000089924322033702-flagship-pioneering-inc-2022-10-13 Axcella Health Inc. 13 Oct 2022 0 $0 3 10%+ Owner 17 Oct 2022, 16:30
OMGAQ Omega Therapeutics, Inc. 03 Aug 2021 20 +$19,999,973 4 10%+ Owner 05 Aug 2021, 17:43
OMGAQ Omega Therapeutics, Inc. 03 Aug 2021 20 +$19,999,973 4 10%+ Owner 05 Aug 2021, 17:41
OMGAQ Omega Therapeutics, Inc. 29 Jul 2021 0 $0 3 Director, 10%+ Owner 29 Jul 2021, 21:05
OMGAQ Omega Therapeutics, Inc. 29 Jul 2021 0 $0 3 Director, 10%+ Owner 29 Jul 2021, 21:00