Katie Peng - 04 Jun 2026 Form 4 Insider Report for Scholar Rock Holding Corp (SRRK)

Reporting relationship: Director
Issuer ticker: SRRK
Reported as of: 04 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 08 Jun 2026, 16:49:51 UTC
Prior SEC filing: 18 Dec 2025
Next SEC filing: 23 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Junlin Ho, Attorney-in-Fact for Katie Peng

Key filing fact

Katie Peng filed Form 4 for Scholar Rock Holding Corp (SRRK) on 08 Jun 2026.

Key facts

This page summarizes Katie Peng's Form 4 filing for Scholar Rock Holding Corp (SRRK).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 08 Jun 2026, 16:49.

Change

Previous filing in this sequence was filed on 18 Dec 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001983850 Primary reporting owner

Peng Katie

Relationship: Director
Address: 301 BINNEY STREET, CAMBRIDGE
Signature: /s/ Junlin Ho, Attorney-in-Fact for Katie Peng
Signature date: 08 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SRRK transaction

Common Stock

Award

Transaction value
Shares: +6,839
Change %: +21%
Price: $0.000000^*
Shares after: 39,747
Date: 04 Jun 2026
Ownership: Direct
Footnotes: F1, F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SRRK transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +4,310
Change %
Price: $0.000000^*
Shares after: 4,310
Date: 04 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 4,310
Exercise price: $45.33
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Each restricted stock unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's common stock. The shares subject to this RSU vest on the earlier of June 15, 2027 or on the date of the Issuer's next Annual Meeting subject to continued service to the Issuer through such date.

Footnote F2

Consists of 26,201 shares of common stock and 13,546 RSUs.

Footnote F3

Options to vest and become fully exercisable on the earlier of the first anniversary following the date of grant or on the date of the Issuer's next Annual Meeting, subject to continued service to the Issuer through such date.