ProPetro (NYSE: PUMP) CAO settles 5,985 RSUs, withholds 1,458 shares for taxes

Rhea-AI Filing Summary

ProPetro Holding Corp. Chief Accounting Officer Celina A. Davila reported equity compensation activity. On March 4, 2026, 5,985 previously awarded restricted stock units were settled into 5,985 shares of common stock at a stated price of $0.0000 per share, leaving 39,827 restricted stock units outstanding as of that date. To cover tax liabilities from this vesting, 1,458 common shares were withheld at $12.4900 per share, resulting in 31,694 common shares held directly after the transactions. A prior grant of 17,957 restricted stock units was made on March 4, 2025, scheduled to vest in three substantially equal annual installments starting on the first anniversary of the grant date.

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)
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		5,985(1)	A	(2)	33,152	D
Common Stock	03/04/2026		F		1,458(3)	D	$12.49	31,694	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			5,985	(4)	(4)	Common Stock	5,985	$0	39,827	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 17,957 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	03/05/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did ProPetro (PUMP) report for Celina A. Davila?

Celina A. Davila reported settlement of 5,985 RSUs into common stock and withholding of 1,458 shares to satisfy taxes. After these transactions, she held 31,694 common shares directly, alongside 39,827 outstanding restricted stock units.

How many ProPetro (PUMP) RSUs vested and settled on March 4, 2026?

On March 4, 2026, 5,985 restricted stock units vested and were settled into 5,985 shares of ProPetro common stock. This conversion was reported at a stated price of $0.0000 per share in the Form 4 filing.

What tax-withholding share disposition did ProPetro (PUMP) disclose?

The filing shows 1,458 common shares were withheld and disposed of to satisfy taxes related to RSU vesting. These shares were valued at $12.4900 per share for this tax-withholding transaction, reducing directly held common shares to 31,694 afterward.

How many ProPetro (PUMP) common shares does Celina A. Davila hold after the Form 4 transactions?

After the reported transactions, Celina A. Davila directly held 31,694 shares of ProPetro common stock. This figure reflects both the settlement of 5,985 RSUs into shares and the tax-withholding disposition of 1,458 shares on the same date.

What is the vesting schedule of the 17,957 ProPetro (PUMP) RSUs granted to Celina A. Davila?

On March 4, 2025, Celina A. Davila was granted 17,957 restricted stock units. These RSUs vest in three substantially equal annual installments, beginning on the first anniversary of the grant date, according to the Form 4 footnote disclosure.

How many ProPetro (PUMP) restricted stock units does Celina A. Davila hold after the transactions?

Following the settlement of 5,985 RSUs, Celina A. Davila held 39,827 restricted stock units. Each RSU represents a contingent right to one ProPetro common share or equivalent cash value, as described in the footnotes.