CFO at Scholar Rock (SRRK) receives 47,021 restricted stock units award

Rhea-AI Filing Summary

Sinha Vikas reported acquisition or exercise transactions in this Form 4 filing.

Scholar Rock Holding Corp’s Chief Financial Officer Vikas Sinha received a grant of 47,021 restricted stock units on February 9, 2026 at a stated price of $0.00 per unit. These RSUs vest in four equal annual installments starting on January 15, 2027, as long as he remains in service. After this grant, he beneficially owns 630,266 equity-linked interests, consisting of 33,245 shares of common stock, 147,021 time-based RSUs, and 450,000 performance- and time-based RSUs.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sinha Vikas

(Last) (First) (Middle)

301 BINNEY STREET

(Street)

CAMBRIDGE MA 02142

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Scholar Rock Holding Corp [ SRRK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/09/2026		A		47,021(1)	A	$0.00	630,266(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents restricted stock units ("RSUs") subject to time-based vesting conditions. 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 this RSU vest in four annual installments over four years, with the first annual installment to vest on January 15, 2027 and each additional installment to vest annually thereafter; provided the reporting person continues to have a service relationship with the Issuer on each such vesting date.

2. Consists of 33,245 shares of common stock, 147,021 RSUs subject to time-based vesting conditions and 450,000 RSUs subject to performance- and time-based vesting conditions.

	/s/ Junlin Ho, Attorney-in-Fact for Vikas Sinha	02/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Scholar Rock (SRRK) report for its CFO?

Scholar Rock reported that Chief Financial Officer Vikas Sinha received 47,021 restricted stock units on February 9, 2026. The grant was recorded at a price of $0.00 per unit as part of his equity compensation package.

How do Vikas Sinha’s new RSUs at Scholar Rock (SRRK) vest over time?

The 47,021 restricted stock units vest in four equal annual installments over four years. The first installment vests on January 15, 2027, with each remaining installment vesting annually thereafter, contingent on his continued service with Scholar Rock.

How many Scholar Rock (SRRK) shares and RSUs does the CFO now hold?

Following the reported grant, Vikas Sinha beneficially owns 630,266 equity-linked interests. This includes 33,245 shares of common stock, 147,021 time-based RSUs, and 450,000 RSUs subject to both performance and time-based vesting conditions.

Are the newly granted RSUs to Scholar Rock’s CFO performance-based?

The specific 47,021 restricted stock units reported are subject to time-based vesting conditions only. Separately, Sinha also holds 450,000 RSUs that are subject to both performance- and time-based vesting conditions under Scholar Rock’s compensation structure.

What does a price of $0.00 mean for the Scholar Rock RSU grant?

The $0.00 price indicates the RSUs were awarded as compensation rather than purchased in the market. Each RSU represents the contingent right to receive one share of Scholar Rock common stock upon vesting, without additional exercise cost to the executive.

Who is the reporting person in this Scholar Rock (SRRK) Form 4 filing?

The reporting person is Vikas Sinha, Chief Financial Officer of Scholar Rock Holding Corp. The filing reflects equity compensation awarded to him and his resulting beneficial ownership of common stock and restricted stock units.