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  • Insider Ownership

Insider Trading & Ownership of Backstrom Jay T.

Location
Cambridge, MA
Summary
The estimated net worth of Backstrom Jay T. is at least $16,062,247 dollars as of 17 Nov 2025. Backstrom Jay T. is the CHIEF EXECUTIVE OFFICER, Director of Scholar Rock Holding Corp and owns shares of Scholar Rock Holding Corp (SRRK) stock worth about $16.06M.
Signature
/s/ Amy Garabedian, Attorney-in-Fact
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Quick Takeaways

  • Backstrom Jay T. has 5 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $16,062,247.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: Scholar Rock Holding Corp ($16,062,247).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Official SEC Source

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Backstrom Jay T.

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
SRRK Scholar Rock Holding Corp CHIEF EXECUTIVE OFFICER, Director $16,062,247 10 Mar 2025
XLRN ACCELERON PHARMA INC EVP, Research and Development 19 Nov 2021
AGIO AGIOS PHARMACEUTICALS, INC. Director 08 Jul 2025
IRON Disc Medicine, Inc. Director 29 Dec 2022
LVTX LAVA Therapeutics NV Director 13 Nov 2025

Insider Transactions Reported by Backstrom Jay T.:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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