Insider · CIK 0001796398

Backstrom Jay T.

Reports to the SEC for 5 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001796398

Forms 4 and 5

Insider transactions

28 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-07-08	AGIOAGIOS PHARMACEUTICALS, INC.A Award	Director	AAward	+1,447 sh	—	—	1,447
2026-07-08	AGIOAGIOS PHARMACEUTICALS, INC. · Restricted stock unitsM Exercise/Conversion	Director	MExercise/Conversion	−1,447 sh	—	—	2,894
2026-06-18	AGIOAGIOS PHARMACEUTICALS, INC. · Stock options (right to buy)A Award	Director	AAward	+15K sh	—	—	14,950
2026-06-18	AGIOAGIOS PHARMACEUTICALS, INC. · Restricted stock unitsA Award	Director	AAward	+2,927 sh	—	—	2,927
2025-11-13	LAVA Therapeutics NVShare Options (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−33.4K sh	—	—	0
2025-07-08	AGIOAGIOS PHARMACEUTICALS, INC. · Stock options (right to buy)A Award	Director	AAward	+23.4K sh	—	—	23,393
2025-07-08	AGIOAGIOS PHARMACEUTICALS, INC. · Restricted stock unitsA Award	Director	AAward	+4,341 sh	—	—	4,341
2025-03-10	SRRKScholar Rock Holding Corp · Stock Option (Right to Buy)A Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+151K sh	—	—	151,430
2025-03-10	SRRKScholar Rock Holding CorpA Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+114K sh	—	—	425,561
2025-02-18	SRRKScholar Rock Holding CorpS Sale	Director, CHIEF EXECUTIVE OFFICER	SSale	−18.4K sh	$36.83	−$677K	311,991
2025-02-13	LAVA Therapeutics NVCommon Shares (Right to Buy)A Award	Director	AAward	+33.4K sh	—	—	33,390
2025-01-16	SRRKScholar Rock Holding CorpS Sale	Director, CHIEF EXECUTIVE OFFICER	SSale	−22.3K sh	$44.20	−$986K	330,363
2024-02-16	SRRKScholar Rock Holding CorpS Sale	Director, CHIEF EXECUTIVE OFFICER	SSale	−11.6K sh	$15.74	−$183K	352,671
2024-02-12	SRRKScholar Rock Holding CorpA Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+214K sh	—	—	364,285
2024-02-12	SRRKScholar Rock Holding Corp · Stock Option (Right to Buy)A Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+286K sh	—	—	285,715
2023-02-13	SRRKScholar Rock Holding CorpA Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+150K sh	—	—	150,000
2023-02-13	SRRKScholar Rock Holding Corp · Stock Option (Right to Buy)A Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+200K sh	—	—	200,000
2022-12-29	IRONDisc Medicine, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+7,000 sh	—	—	7,000
2022-09-20	SRRKScholar Rock Holding Corp · Stock Option (right to buy)A Award	Director, CHIEF EXECUTIVE OFFICER	AAward	+1M sh	—	—	1,000,000
2021-11-19	ACCELERON PHARMA INCOption to Purchase Common StockD Disposition to Issuer	EVP, Research and Development	DDisposition to Issuer	−97K sh	—	—	0
2021-11-19	ACCELERON PHARMA INCOption to Purchase Common StockD Disposition to Issuer	EVP, Research and Development	DDisposition to Issuer	−20.9K sh	—	—	0
2021-11-19	ACCELERON PHARMA INCU Disposition from Tender	EVP, Research and Development	UDisposition from Tender	−21.2K sh	—	—	0
2021-01-29	ACCELERON PHARMA INCOption to Purchase Common StockA Award	EVP, Research and Development	AAward	+20.9K sh	—	—	20,896
2021-01-29	ACCELERON PHARMA INCA Award	EVP, Research and Development	AAward	+5,409 sh	—	—	20,781
2021-01-04	ACCELERON PHARMA INCF Tax Payment	EVP, Research and Development	FTax Payment	−1,735 sh	$124.31	−$216K	15,372
2020-01-02	ACCELERON PHARMA INCOption to Purchase Common StockA Award	EVP, Research and Development	AAward	+94.9K sh	—	—	94,865
2020-01-02	ACCELERON PHARMA INCOption to Purchase Common StockA Award	EVP, Research and Development	AAward	+97K sh	—	—	96,963
2020-01-02	ACCELERON PHARMA INCA Award	EVP, Research and Development	AAward	+17.1K sh	—	—	17,107

Recent filings

Accepted (ET)
Jul 104
Backstrom Jay T.0001439222-26-000112
SEC(opens sec.gov)
Jun 234
Backstrom Jay T.0001439222-26-000079
SEC(opens sec.gov)
Nov 174
Backstrom Jay T.0001796398-25-000004
SEC(opens sec.gov)
Jul 104
Backstrom Jay T.0001439222-25-000080
SEC(opens sec.gov)
Mar 124
Backstrom Jay T.0001415889-25-007839
SEC(opens sec.gov)
Feb 204
Backstrom Jay T.0001415889-25-004915
SEC(opens sec.gov)
Feb 184
Backstrom Jay T.0001415889-25-004528
SEC(opens sec.gov)
Jan 214
Backstrom Jay T.0001415889-25-001795
SEC(opens sec.gov)
Feb 204
Backstrom Jay T.0001415889-24-004379
SEC(opens sec.gov)
Feb 134
Backstrom Jay T.0001415889-24-003630
SEC(opens sec.gov)
Feb 154
Backstrom Jay T.0001415889-23-002611
SEC(opens sec.gov)
Jan 34
Backstrom Jay T.0000899243-23-000296
SEC(opens sec.gov)
Sep 224
Backstrom Jay T.0001104659-22-102341
SEC(opens sec.gov)
Nov 224
Backstrom Jay T.0001104659-21-142267
SEC(opens sec.gov)

Companies

Address

C/O AGIOS PHARMACEUTICALS, INC. 88 SIDNEY STREET

CAMBRIDGE, MA, 02139