Jay T. Backstrom

Insider Reports History

Location
Scholar Rock Holding Corporation, 301 Binney Street, 3 Rd Floor, Cambridge, MA
Signature
/s/ Amy Garabedian, Attorney-in-Fact
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 Jay T. Backstrom:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Scholar Rock Holding Corp CHIEF EXECUTIVE OFFICER, Director Common Stock 426K $16.1M $37.74 Mar 10, 2025 Direct
Scholar Rock Holding Corp CHIEF EXECUTIVE OFFICER, Director Stock Option (Right to Buy) 151K Mar 10, 2025 Direct
LAVA Therapeutics NV Director Common Shares (Right to Buy) 33.4K Feb 13, 2025 Direct
AGIOS PHARMACEUTICALS, INC. Director Stock options (right to buy) 23.4K Jul 8, 2025 Direct
Disc Medicine, Inc. Director Stock Option (Right to Buy) 7K Dec 29, 2022 Direct
AGIOS PHARMACEUTICALS, INC. Director Restricted stock units 4.34K Jul 8, 2025 Direct
ACCELERON PHARMA INC EVP, Research and Development Common Stock 0 $175.00 Nov 19, 2021 Direct
ACCELERON PHARMA INC EVP, Research and Development Option to Purchase Common Stock 0 Nov 19, 2021 Direct
LAVA Therapeutics NV Director Share Options (Right to Buy) 0 Nov 13, 2025 Direct

Insider Reports Filed by Jay T. Backstrom

Symbol Company Period Transactions Value $ Form Type Date Filed Role
LVTX LAVA Therapeutics NV Nov 13, 2025 1 $0 4 Nov 17, 2025 Director
AGIO AGIOS PHARMACEUTICALS, INC. Jul 8, 2025 2 $0 4 Jul 10, 2025 Director
AGIO AGIOS PHARMACEUTICALS, INC. Jul 8, 2025 0 $0 3 Jul 10, 2025 Director
SRRK Scholar Rock Holding Corp Mar 10, 2025 2 $0 4 Mar 12, 2025 CHIEF EXECUTIVE OFFICER, Director
SRRK Scholar Rock Holding Corp Feb 18, 2025 1 -$677K 4 Feb 20, 2025 CHIEF EXECUTIVE OFFICER, Director
LVTX LAVA Therapeutics NV Feb 13, 2025 1 $0 4 Feb 18, 2025 Director
SRRK Scholar Rock Holding Corp Jan 16, 2025 1 -$986K 4 Jan 21, 2025 CHIEF EXECUTIVE OFFICER, Director
LVTX LAVA Therapeutics NV Jan 1, 2025 0 $0 3 Jan 2, 2025 Director
SRRK Scholar Rock Holding Corp Feb 16, 2024 1 -$183K 4 Feb 20, 2024 CHIEF EXECUTIVE OFFICER, Director
SRRK Scholar Rock Holding Corp Feb 12, 2024 2 $0 4 Feb 13, 2024 CHIEF EXECUTIVE OFFICER, Director
SRRK Scholar Rock Holding Corp Feb 13, 2023 2 $0 4 Feb 15, 2023 CHIEF EXECUTIVE OFFICER
IRON Disc Medicine, Inc. Dec 29, 2022 1 $0 4 Jan 3, 2023 Director
IRON Disc Medicine, Inc. Dec 29, 2022 0 $0 3 Jan 3, 2023 Director
SRRK Scholar Rock Holding Corp Sep 20, 2022 1 $0 4 Sep 22, 2022 CEO-Elect
SRRK Scholar Rock Holding Corp Sep 20, 2022 0 $0 3 Sep 22, 2022 CEO-Elect
XLRN ACCELERON PHARMA INC Nov 19, 2021 3 $0 4 Nov 22, 2021 EVP, Research and Development