Flagship Pioneering LLC - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Flagship Pioneering LLC
Common stock purchase or sale:
Transaction
Date		Reported
DateTime		CompanySymbolInsider
Relationship		Shares
Traded		Average
Price		Total
Amount		Shares
Owned		Filing
2026-03-02
Purchase		2026-03-02
5:52 pm		Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner		4,687,500$16$75,000,00026,608,519
(Indirect
Direct)		View
2023-07-11
Purchase		2023-07-13
5:15 pm		Evelo Biosciences Inc.EVLOFlagship Ventures Fund IV General Partner LLC
Flagship Ventures Fund IV L.P.
Nutritional Health LTP Fund General Partner LLC
Nutritional Health LTP Fund L.P.
Flagship Pioneering Inc.
Flagship Pioneering Fund VII General Partner LLC
Flagship Pioneering Fund VII L.P.
AFEYAN NOUBAR
10% Owner		5,411,255$2.31$12,499,9994,977,588
(Indirect)		View
2023-02-27
Purchase		2023-02-27
5:20 pm		Omega Therapeutics Inc.OMGAFlagship Pioneering Inc.
Flagship Pioneering Special Opportunities Fund II General Partner LLC
Flagship Pioneering Special Opportunities Fund II L.P.
AFEYAN NOUBAR
10% Owner		3,323,310$5.78$19,208,73221,716,886
(Indirect)		View
2022-07-05
Purchase		2022-07-07
5:00 pm		Seres Therapeutics Inc.MCRBNutritional Health LTP Fund General Partner LLC
Nutritional Health LTP Fund L.P.
Flagship Pioneering Inc.
AFEYAN NOUBAR
10% Owner		8,738,243$3.15$27,525,46517,617,352
(Indirect)		View
2022-05-27
Purchase		2022-06-01
7:00 pm		Evelo Biosciences Inc.EVLOFlagship Ventures Fund IV General Partner LLC
Flagship Ventures Fund IV L.P.
Flagship Ventures Fund IV-Rx L.P.
Flagship Ventures Opportunities Fund I General Partner LLC
Flagship Ventures Opportunities Fund I L.P.
Nutritional Health LTP Fund General Partner LLC
Nutritional Health LTP Fund L.P.
Flagship Pioneering Inc.
AFEYAN NOUBAR
10% Owner		27,397,259$1.46$39,999,99827,233,921
(Indirect)		View
2021-08-03
Purchase		2021-08-05
5:43 pm		Omega Therapeutics Inc.OMGAFlagship 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		1,176,469$17$19,999,9733,814,705
(Indirect)		View
2021-08-03
Purchase		2021-08-05
5:41 pm		Omega Therapeutics Inc.OMGAFlagship 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		1,176,469$17$19,999,9733,814,705
(Indirect)		View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date		Reported
DateTime		Exercisable
Expiration		CompanySymnbolInsider
Relationship		Shares
Traded		Conversion
Price		Shares
Owned		Filing
2026-03-02
Conversion		2026-03-02
5:52 pm		N/A
N/A		Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner		80,271,570$026,608,519
(Indirect)		View
2026-02-26
Option Award		2026-03-02
5:52 pm		N/A
2036-02-25		Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner		29,561$026,608,519
(Direct)		View

Ownership		2026-02-26
9:50 pm		N/A
N/A		Generate Biomedicines Inc.GENBAFEYAN NOUBAR
Flagship Pioneering LLC
Flagship VentureLabs VI Manager LLC
Flagship Pioneering Fund VI General Partner LLC
Flagship Pioneering Fund VII General Partner LLC
Nutritional Health LTP Fund General Partner LLC
Flagship Pioneering Special Opportunities Fund II General Partner LLC
FPN General Partner LLC
Director
10% Owner		0$058,051,449
(Indirect)		View
2026-01-13
Option Award		2026-01-15
5:00 pm		2026-01-13
2046-01-13		Foghorn Therapeutics Inc.FHTXFlagship 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$6.70994,470,936
(Indirect)		View
2026-01-13
Option Award		2026-01-15
5:00 pm		2026-01-13
2027-06-30		Foghorn Therapeutics Inc.FHTXFlagship 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$04,470,936
(Indirect)		View
2023-09-13
Other		2023-09-15
7:00 pm		N/A
N/A		Sana Biotechnology Inc.SANAFlagship 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$012,362,970
(Indirect)		View
2023-08-11
Equity Swap		2023-08-15
4:15 pm		N/A
N/A		Sigilon Therapeutics Inc.SGTXFlagship 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$14.920
(Indirect)		View

Ownership		2022-10-17
4:30 pm		N/A
N/A		Axcella Health Inc.AXLAFlagship Pioneering Inc.
FPA General Partner LLC
FPA L.P.
10% Owner		0$03,048,780
(Indirect)		View
2021-08-03
Conversion		2021-08-05
5:43 pm		N/A
N/A		Omega Therapeutics Inc.OMGAFlagship 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$03,814,705
(Indirect)		View
2021-08-03
Conversion		2021-08-05
5:41 pm		N/A
N/A		Omega Therapeutics Inc.OMGAFlagship 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$03,814,705
(Indirect)		View

Ownership		2021-07-29
9:05 pm		N/A
N/A		Omega Therapeutics Inc.OMGAFlagship 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$024,725,800
(Indirect)		View

Ownership		2021-07-29
9:00 pm		N/A
N/A		Omega Therapeutics Inc.OMGAFlagship 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$024,725,800
(Indirect)		View