ProPetro (PUMP) CAO reports 20,833 RSU grant and tax share withholding

Rhea-AI Filing Summary

ProPetro Holding Corp. Chief Accounting Officer Celina A. Davila reported equity compensation activity involving restricted stock units and common shares. On February 27, 2026, she was granted 20,833 restricted stock units (RSUs), which will vest in three substantially equal annual installments commencing on February 27, 2027.

On February 28, 2026, 5,031 RSUs vested and were settled into 5,031 shares of common stock at no exercise price. In connection with this vesting, 1,492 common shares were withheld at $12.13 per share to cover tax obligations, leaving her with 27,167 common shares and 45,812 RSUs directly owned after the reported transactions.

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^*

Davila Celina A

(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)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/28/2026		M		5,031(1)	A	(2)	28,659	D
Common Stock	02/28/2026		F		1,492(3)	D	$12.13	27,167	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)(4)	02/27/2026		A		20,833		(2)(4)	(2)(4)	Common Stock	20,833	$0	50,843	D
Restricted Stock Units	(2)	02/28/2026		M			5,031	(5)	(5)	Common Stock	5,031	$0	45,812	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. The RSUs will vest in three substantially equal annual installments commencing on February 27, 2027.

5. On February 28, 2024, the reporting person was granted 15,094 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 Celina A. Davila	03/03/2026
	** 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 equity awards did ProPetro (PUMP) CAO Celina Davila receive?

Celina Davila received a grant of 20,833 restricted stock units. These RSUs vest in three substantially equal annual installments beginning February 27, 2027, giving her a contingent right to receive either one share of common stock or cash per unit upon vesting.

How many ProPetro (PUMP) RSUs vested for Celina Davila in this Form 4?

A total of 5,031 previously granted restricted stock units vested and settled into 5,031 shares of common stock. The settlement occurred on February 28, 2026, reflecting equity compensation becoming actual share ownership subject to related tax withholding.

Why were 1,492 ProPetro (PUMP) shares disposed of in this filing?

The 1,492 common shares were withheld to satisfy taxes due upon vesting of RSUs. This tax-withholding disposition, priced at $12.13 per share, is a non-open-market transaction commonly used to cover statutory tax obligations on equity awards.

What is Celina Davila’s ProPetro (PUMP) share ownership after these transactions?

After the reported transactions, Celina Davila directly owns 27,167 shares of ProPetro common stock and 45,812 restricted stock units. These figures reflect the RSU vesting, share issuance, and shares withheld for taxes reported in this Form 4 filing.

How do ProPetro (PUMP) RSUs reported here function for Celina Davila?

Each restricted stock unit represents a contingent right to receive either one share of ProPetro common stock or cash equal to its fair market value. The units vest over time, turning into actual shares or cash as the vesting schedule is met.