Qatanani Mo 4

4 · Scholar Rock Holding Corp · Filed Dec 5, 2025

Insider Transaction Report

Form 4

Period: 2025-12-04

Scholar Rock Holding CorpSRRK

Qatanani Mo

CHIEF SCIENTIFIC OFFICER

Transactions

Exercise/Conversion
Common Stock
2025-12-04$26.05/sh+65,625$1,709,531→ 174,589 total
Exercise/Conversion
Common Stock
2025-12-04$18.08/sh+21,093$381,361→ 195,682 total
Exercise/Conversion
Common Stock
2025-12-04$4.86/sh+5,607$27,250→ 201,289 total
Exercise/Conversion
Common Stock
2025-12-04$7.62/sh+1,281$9,761→ 202,570 total
Exercise/Conversion
Common Stock
2025-12-04$10.00/sh+11,250$112,500→ 213,820 total
Exercise/Conversion
Common Stock
2025-12-04$15.75/sh+23,571$371,243→ 237,391 total
Exercise/Conversion
Common Stock
2025-12-04$35.15/sh+8,035$282,430→ 245,426 total
Sale
Common Stock
2025-12-04$45.21/sh−136,462$6,169,788→ 108,964 total
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−65,625→ 4,375 total
Exercise: $26.05Exp: 2031-10-26→ Common Stock (65,625 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−21,093→ 1,407 total
Exercise: $18.08Exp: 2032-02-14→ Common Stock (21,093 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−5,607→ 0 total
Exercise: $4.86Exp: 2032-06-16→ Common Stock (5,607 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−1,281→ 1,282 total
Exercise: $7.62Exp: 2032-10-10→ Common Stock (1,281 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−11,250→ 14,063 total
Exercise: $10.00Exp: 2033-02-13→ Common Stock (11,250 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−23,571→ 53,036 total
Exercise: $15.75Exp: 2034-12-12→ Common Stock (23,571 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-12-04−8,035→ 34,820 total
Exercise: $35.15Exp: 2035-03-10→ Common Stock (8,035 underlying)

Footnotes (15)

[F1]This transaction was effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 31, 2025.
[F10]Consists of 108,964 RSUs.
[F11]1,282 shares remain unvested under this stock option. The first vesting event occurred on January 5, 2023 and the remainder vest in fifteen quarterly installments thereafter; provided the reporting person continues to have a service relationship with the Issuer on such vesting date.
[F12]1,407 shares remain unvested under this stock option. The first vesting event occurred on April 1, 2022 and the remainder vests in fifteen quarterly installments thereafter; provided the Reporting Person continues to have a service relationship with the Issuer on such vesting date.
[F13]14,063 shares remain unvested under this stock option. The first vesting event occurred on April 1, 2023 and the remainder vests in fifteen quarterly installments thereafter; provided the Reporting Person continues to have a service relationship with the Issuer on such vesting date.
[F14]53,036 shares remain unvested under this stock option. The first vesting event occurred on April 1, 2024 and the remainder vests in fifteen quarterly installments thereafter; provided the Reporting Person continues to have a service relationship with the Issuer on such vesting date.
[F15]34,820 shares remain unvested under this stock option. The first vesting event occurred on April 1, 2025 and the remainder vests in fifteen quarterly installments thereafter; provided the Reporting Person continues to have a service relationship with the Issuer on such vesting date.
[F2]Consists of 65,625 shares of common stock and 108,964 RSUs.
[F3]Consists of 86,718 shares of common stock and 108,964 RSUs.
[F4]Consists of 92,325 shares of common stock and 108,964 RSUs
[F5]Consists of 93,606 shares of common stock and 108,964 RSUs.
[F6]Consists of 104,856 shares of common stock and 108,964 RSUs.
[F7]Consists of 128,427 shares of common stock and 108,964 RSUs.
[F8]Consists of 136,462 shares of common stock and 108,964 RSUs.
[F9]The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $45.00 to $45.46, inclusive. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Documents

1 file

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form4-12052025_091222.xmlPrimary