Jay T. Backstrom - Feb 16, 2024 Form 4 Insider Report for Scholar Rock Holding Corp (SRRK)

Role: CHIEF EXECUTIVE OFFICER, Director
Signature: /s/ Junlin Ho, Attorney-in-Fact for Jay T. Backstrom
Stock symbol: SRRK
Transactions as of: Feb 16, 2024
Transactions value $: -$182,842
Form type: 4
Date filed: 2/20/2024, 04:46 PM
Previous filing: Feb 13, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SRRK	Common Stock	Sale	-$183K	-11.6K	-3.19%	$15.74	353K	Feb 16, 2024	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares required to be sold by the reporting person to cover the tax withholding obligation in connection with the vesting of restricted stock units ("RSU") on February 15, 2024. This sale is mandated by the Issuer's election under its equity incentive plans to require the reporting person to fund this tax withholding obligation by completing a "sell to cover" transaction with a brokerage firm designated by the Issuer. This sale does not represent a discretionary trade by the reporting person. The shares vested pursuant to awards that were granted on February 13, 2023. Each RSU represents the contingent right to receive upon vesting of the RSU, one share of the Issuer's common stock. The shares subject to these RSU awards vest annually over four years, subject to a continued service relationship with the Issuer on the applicable vesting date.
F2	Consists of 25,886 shares of common stock and 326,785 RSUs.

Content

Represents the number of shares required to be sold by the reporting person to cover the tax withholding obligation in connection with the vesting of restricted stock units ("RSU") on February 15, 2024. This sale is mandated by the Issuer's election under its equity incentive plans to require the reporting person to fund this tax withholding obligation by completing a "sell to cover" transaction with a brokerage firm designated by the Issuer. This sale does not represent a discretionary trade by the reporting person. The shares vested pursuant to awards that were granted on February 13, 2023. Each RSU represents the contingent right to receive upon vesting of the RSU, one share of the Issuer's common stock. The shares subject to these RSU awards vest annually over four years, subject to a continued service relationship with the Issuer on the applicable vesting date.

Consists of 25,886 shares of common stock and 326,785 RSUs.