Insider · CIK 0001400240

Flagship Pioneering, LLC

Reports to the SEC for 14 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001400240

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-01-13	FHTXFoghorn Therapeutics Inc. · Pre-Funded Warrants to purchase Common StockA Award	Director, 10% Owner	AAward	+2.24M sh	$6.71	+$15M	2,235,468
2026-01-13	FHTXFoghorn Therapeutics Inc. · Series 2 Warrants to purchase Common StockA Award	Director, 10% Owner	AAward	+1.12M sh	—	—	1,117,734
2026-01-13	FHTXFoghorn Therapeutics Inc. · Series 1 Warrants to purchase Common StockA Award	Director, 10% Owner	AAward	+1.12M sh	—	—	1,117,734
2024-05-22	FHTXFoghorn Therapeutics Inc. · Pre-Funded Warrants to purchase Common StockP Purchase	Director, 10% Owner	PPurchase	+1.81M sh	$5.51	+$10M	1,814,915
2024-05-22	FHTXFoghorn Therapeutics Inc. · Pre-Funded Warrants to purchase Common StockP Purchase	Director, 10% Owner	PPurchase	+1.81M sh	$5.51	+$10M	1,814,914
2024-02-12	SANASana Biotechnology, Inc. · Pre-Funded Warrants to purchase Common StockP Purchase	10% Owner	PPurchase	+2.73M sh	$5.50	+$15M	2,727,272
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−2.83M sh	—	—	8,615,337
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−2.43M sh	—	—	7,293,841
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−345K sh	—	—	1,035,208
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−70.8K sh	—	—	0
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−4.93M sh	—	—	8,057,470
2023-09-13	SANASana Biotechnology, Inc.J Other	10% Owner	JOther	−1.18M sh	—	—	0
2023-02-27	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+1.33M sh	$5.78	+$7.68M	1,329,324
2023-02-27	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+1.99M sh	$5.78	+$11.5M	7,508,693
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−2.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−667K sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−13.3M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−3.33M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−1.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−5M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−1.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+1.09M sh	—	—	1,088,470
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+5.9M sh	—	—	5,896,386
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+8.4M sh	—	—	8,396,825
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+221K sh	$17.00	+$3.75M	8,617,413
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+971K sh	—	—	970,588
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+4.85M sh	—	—	4,852,943
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+662K sh	$17.00	+$11.2M	5,514,707
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+1.32M sh	—	—	1,323,529
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+294K sh	$17.00	+$5M	1,617,646
2021-08-03	Omega Therapeutics, Inc.Series A Convertible Preferred StockC Conversion	10% Owner	CConversion	−4.11M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series A Convertible Preferred StockC Conversion	10% Owner	CConversion	−22.3M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series A Convertible Preferred StockC Conversion	10% Owner	CConversion	−27.4M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series A Convertible Preferred StockC Conversion	10% Owner	CConversion	−3M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−2.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−667K sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−13.3M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−1.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−5M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series C Convertible Preferred StockC Conversion	10% Owner	CConversion	−1.67M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.Series B Convertible Preferred StockC Conversion	10% Owner	CConversion	−3.33M sh	—	—	0
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+1.09M sh	—	—	1,088,470
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+5.9M sh	—	—	5,896,386
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+8.4M sh	—	—	8,396,825
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+221K sh	$17.00	+$3.75M	8,617,413
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+971K sh	—	—	970,588
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+4.85M sh	—	—	4,852,943
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+662K sh	$17.00	+$11.2M	5,514,707
2021-08-03	Omega Therapeutics, Inc.C Conversion	10% Owner	CConversion	+1.32M sh	—	—	1,323,529
2021-08-03	Omega Therapeutics, Inc.P Purchase	10% Owner	PPurchase	+294K sh	$17.00	+$5M	1,617,646

Recent filings

Accepted (ET)
Jan 154
AFEYAN NOUBAR0001193125-26-014218
SEC(opens sec.gov)
May 244
AFEYAN NOUBAR0000950170-24-064713
SEC(opens sec.gov)
Feb 144
AFEYAN NOUBAR0000950170-24-015185
SEC(opens sec.gov)
Sep 154
AFEYAN NOUBAR0000899243-23-019165
SEC(opens sec.gov)
Feb 274
AFEYAN NOUBAR0000899243-23-006241
SEC(opens sec.gov)
Aug 54
AFEYAN NOUBAR0000899243-21-031796
SEC(opens sec.gov)

Companies

Address

55 CAMBRIDGE PARKWAY, SUITE 800E

CAMBRIDGE, MA, 02142