Jay T. Backstrom

Business address
Scholar Rock Holding Corporation, 301 Binney Street, 3 Rd Floor, Cambridge, MA, 02142
Top holdings (ownership)
SRRK
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Jay T. Backstrom has filed 21 SEC EDGAR filings since 17 Dec 2019

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 17 Nov 2025 13 Nov 2025 001-40241
4 Open Document Open Filing FORM 4 10 Jul 2025 08 Jul 2025 001-36014
3 Open Document Open Filing FORM 3 10 Jul 2025 08 Jul 2025 001-36014
4 Open Document Open Filing 12 Mar 2025 10 Mar 2025 001-38501
4 Open Document Open Filing 20 Feb 2025 18 Feb 2025 001-38501
4 Open Document Open Filing 18 Feb 2025 13 Feb 2025 001-40241
4 Open Document Open Filing 21 Jan 2025 16 Jan 2025 001-38501
3 Open Document Open Filing 02 Jan 2025 01 Jan 2025 001-40241
4 Open Document Open Filing 20 Feb 2024 16 Feb 2024 001-38501
4 Open Document Open Filing 13 Feb 2024 12 Feb 2024 001-38501
4 Open Document Open Filing 15 Feb 2023 13 Feb 2023 001-38501
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jan 2023 29 Dec 2022 001-39438
3 Open Document Open Filing FORM 3 SUBMISSION 03 Jan 2023 29 Dec 2022 001-39438
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 Sep 2022 20 Sep 2022 001-38501
3 Open Document Open Filing OWNERSHIP DOCUMENT 22 Sep 2022 20 Sep 2022 001-38501
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 Nov 2021 19 Nov 2021 001-36065
4 Open Document Open Filing FORM 4 - 02 Feb 2021 29 Jan 2021 001-36065
4 Open Document Open Filing FORM 4 - 06 Jan 2021 04 Jan 2021 001-36065
4/A Open Document Open Filing FORM 4/A - 10 Feb 2020 02 Jan 2020 001-36065
4 Open Document Open Filing FORM 4 - 03 Jan 2020 02 Jan 2020 001-36065
3 Open Document Open Filing FORM 3 - 17 Dec 2019 10 Dec 2019 001-36065