BlackRock (NYSE: BLK) accounting chief reports new stock units

Rhea-AI Filing Summary

BlackRock Principal Accounting Officer Marc D. Comerchero reported routine equity award activity. On 01/31/2026, he acquired 549 shares of BlackRock common stock at $0 per share from vesting Restricted Stock Units tied to a 2022 performance incentive award.

On 01/30/2026, BlackRock withheld 558 shares at $1,118.94 per share to cover tax obligations on vesting awards. After these transactions, Comerchero directly beneficially owned 7,016 shares of BlackRock common stock, including time‑based and performance‑based Restricted Stock Units that vest over one to four years.

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

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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^*

Comerchero Marc D.

(Last) (First) (Middle)

50 HUDSON YARDS

(Street)

NEW YORK NY 10001

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BlackRock, Inc. [ BLK ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Principal Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/30/2026

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	01/30/2026		F		558(1)	D	$1,118.94	6,467(2)	D
Common Stock	01/31/2026		A		549(3)	A	$0	7,016(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 the withholding by BlackRock of common stock to satisfy tax obligations on the vesting of the reporting person's awards granted under the Third Amended and Restated BlackRock, Inc. 1999 Stock Award and Incentive Plan.

2. Includes Common Stock as well as Restricted Stock Units that vest over a period of 1 to 4 years. Each Restricted Stock Unit is payable solely by delivery of an equal number of shares of Common Stock.

3. Reflects a 2022 BlackRock Performance Incentive Plan award value of $350,240 converted to 471 Restricted Stock Units by dividing the award value by $743.61, which was the average of the high and low price per share of Common Stock on January 17, 2023. As outlined in BlackRock's 2023 Proxy Statement, the award was subject to adjustment based on certain performance metrics approved by the Management Development and Compensation Committee at the time of the award. Based on the Company's performance, the Restricted Stock Units vesting represent 116.6% of the original award.

	/s/ R. Andrew Dickson as Attorney-in-Fact for Marc Comerchero	02/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did BlackRock (BLK) officer Marc Comerchero report?

Marc D. Comerchero, BlackRock’s Principal Accounting Officer, reported routine equity award activity. He received 549 shares of common stock from vesting Restricted Stock Units and had 558 shares withheld by BlackRock to satisfy tax obligations related to those vesting awards.

How many BlackRock (BLK) shares did Marc Comerchero acquire in this Form 4?

Comerchero acquired 549 shares of BlackRock common stock at $0 per share upon vesting of Restricted Stock Units. These shares came from a 2022 performance incentive award that converted cash value into stock units, which vested based on BlackRock’s approved performance metrics.

Why were 558 BlackRock (BLK) shares withheld in Marc Comerchero’s Form 4?

BlackRock withheld 558 common shares from Comerchero to cover tax obligations triggered by the vesting of his stock awards. Instead of paying cash for taxes, a portion of the vested shares was retained by the company, a common practice for equity compensation.

What performance award underlies Marc Comerchero’s vested BlackRock (BLK) RSUs?

The vested RSUs reflect a 2022 BlackRock Performance Incentive Plan award originally valued at $350,240, converted into 471 RSUs using a $743.61 share price. Based on company performance, 116.6% of the original award vested, resulting in more units ultimately delivered.

How many BlackRock (BLK) shares does Marc Comerchero own after these transactions?

Following the reported transactions, Comerchero beneficially owned 7,016 shares of BlackRock common stock directly. This figure includes both common shares and Restricted Stock Units that will settle in an equal number of shares as they vest over one to four years.