ProPetro (PUMP) CCO RSUs Vest; Tax Withholding Reduces Net New Shares

Rhea-AI Filing Summary

ProPetro Holding Corp. Chief Commercial Officer Shelby Kyle Fietz reported equity award activity. On March 4, 2026, 18,705 restricted stock units vested and were settled into an equal number of common shares, with 6,036 shares withheld at $12.49 per share to cover taxes, leaving 233,901 common shares directly owned. On March 4, 2025, Fietz was also granted 56,117 RSUs that vest in three substantially equal annual installments beginning 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^*

Fietz Shelby Kyle

(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 Commercial 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		18,705(1)	A	(2)	239,937	D
Common Stock	03/04/2026		F		6,036(3)	D	$12.49	233,901	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			18,705	(4)	(4)	Common Stock	18,705	$0	208,407	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 56,117 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 Shelby K. Fietz	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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FAQ

What insider transactions did ProPetro (PUMP) report for Shelby Kyle Fietz?

ProPetro reported that Chief Commercial Officer Shelby Kyle Fietz had 18,705 restricted stock units vest and settle into common shares. Of these, 6,036 shares were withheld at $12.49 per share to satisfy tax obligations, leaving 233,901 common shares directly owned after the transactions.

How many ProPetro (PUMP) RSUs vested for Shelby Kyle Fietz on March 4, 2026?

On March 4, 2026, 18,705 restricted stock units for Shelby Kyle Fietz vested and were settled into 18,705 shares of ProPetro common stock. These RSUs represented a contingent right to receive either one share of common stock or cash equal to the share’s fair market value.

How many ProPetro (PUMP) shares were withheld for taxes in this Form 4?

A total of 6,036 ProPetro common shares were withheld to cover taxes related to the RSU vesting and settlement. These shares were valued at $12.49 per share for the tax-withholding disposition, reducing Fietz’s directly owned common stock balance to 233,901 shares afterward.

What is Shelby Kyle Fietz’s ProPetro (PUMP) common share ownership after these transactions?

After the reported RSU vesting, share issuance, and tax withholding, Shelby Kyle Fietz directly owned 233,901 shares of ProPetro common stock. This figure reflects the net position following the 18,705-share RSU conversion and the 6,036-share tax-withholding disposition on March 4, 2026.

What new RSU grant did Shelby Kyle Fietz receive from ProPetro (PUMP)?

On March 4, 2025, Shelby Kyle Fietz was granted 56,117 restricted stock units by ProPetro. These RSUs vest in three substantially equal annual installments, beginning on the first anniversary of the grant date, providing staged delivery of either common shares or equivalent cash value over time.

How do ProPetro (PUMP) RSUs reported for Shelby Kyle Fietz settle?

Each ProPetro restricted stock unit reported for Shelby Kyle Fietz represents a contingent right to receive either one share of common stock or cash equal to the fair market value of one share. Upon vesting, the RSUs were settled by delivering common shares, with some withheld for taxes.