ProPetro (PUMP) COO reports RSU vesting and tax share withholding

Rhea-AI Filing Summary

ProPetro Holding Corp. President and COO Adam Munoz reported equity compensation activity involving restricted stock units and common shares. On the reported date, 37,411 restricted stock units vested and were settled into 37,411 shares of common stock at a stated price of $0.0000 per share, reflecting a non-cash conversion.

A separate transaction shows 14,722 common shares withheld at $12.4900 per share to cover taxes related to this RSU vesting. After these transactions, Munoz directly held 219,387 shares of common stock. A prior grant of 112,233 RSUs on March 4, 2025 is scheduled to vest in three substantially equal annual installments beginning on the first anniversary of that grant date.

Insider Trade Summary

37,411 shares exercised/converted

Mixed 3 txns

Insider Munoz Adam

Role President and COO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	37,411	$0.00	--
Exercise	Common Stock	37,411	$0.00	--
Tax Withholding	Common Stock	14,722	$12.49	$184K

Holdings After Transaction: Restricted Stock Units — 203,557 shares (Direct); Common Stock — 234,109 shares (Direct)

Footnotes (1)

1. Reflects shares of common stock of the Issuer ("Common Stock") delivered upon vesting and settlement of previously awarded restricted stock units ("RSUs"). Each RSU represents a contingent right to receive either one share of Common Stock or an amount of cash equal to the fair market value of one share of Common Stock. Reflects shares of Common Stock withheld to satisfy taxes payable in connection with the vesting and settlement of previously awarded RSUs. On March 4, 2025, the reporting person was granted 112,233 RSUs, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.

Form 4 Insider Transactions: What Each Field Means →

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^*

Munoz Adam

(Last) (First) (Middle)

ONE MARIENFELD PLACE

110 N. MARIENFELD STREET, SUITE 300

(Street)

MIDLAND TX 79701

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ProPetro Holding Corp. [ PUMP ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and COO

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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	03/04/2026		M		37,411(1)	A	(2)	234,109	D
Common Stock	03/04/2026		F		14,722(3)	D	$12.49	219,387	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
Restricted Stock Units	(2)	03/04/2026		M			37,411	(4)	(4)	Common Stock	37,411	$0	203,557	D

Explanation of Responses:

1. Reflects shares of common stock of the Issuer ("Common Stock") delivered upon vesting and settlement of previously awarded restricted stock units ("RSUs").

2. Each RSU represents a contingent right to receive either one share of Common Stock or an amount of cash equal to the fair market value of one share of Common Stock.

3. Reflects shares of Common Stock withheld to satisfy taxes payable in connection with the vesting and settlement of previously awarded RSUs.

4. On March 4, 2025, the reporting person was granted 112,233 RSUs, vesting in three substantially equal annual installments beginning on the first anniversary of the grant date.

Remarks:

	/s/ John J. Mitchell, as attorney-in-fact for Adam Munoz	03/05/2026
	** 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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** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transactions did ProPetro (PUMP) report for Adam Munoz?

Adam Munoz reported RSU vesting and related share withholding. 37,411 restricted stock units converted into 37,411 common shares, and 14,722 shares were withheld to cover taxes arising from the equity award settlement and vesting activity.

How many ProPetro (PUMP) shares does Adam Munoz hold after these Form 4 transactions?

After the reported transactions, Adam Munoz directly holds 219,387 shares of ProPetro common stock. This figure reflects both the RSU conversion into common shares and the shares withheld for tax obligations linked to that vesting event.

What RSU award details were disclosed for ProPetro (PUMP) executive Adam Munoz?

Munoz received an award of 112,233 restricted stock units on March 4, 2025. These RSUs are scheduled to vest in three substantially equal annual installments, beginning on the first anniversary of the March 4, 2025 grant date.

Were the ProPetro (PUMP) insider share dispositions by Adam Munoz open-market sales?

No, the disposition involved 14,722 shares withheld for taxes. The filing states these common shares were retained to satisfy tax liabilities related to the vesting and settlement of previously granted restricted stock units, not sold in an open-market transaction.

What do the Form 4 codes M and F mean in ProPetro (PUMP) filing for Adam Munoz?

Code M indicates an exercise or conversion of a derivative security, here RSUs converting into common stock. Code F indicates shares withheld to pay the exercise price or tax liability, which in this case covered taxes due on RSU vesting.