Samuel D. Sledge - Aug 31, 2021 Form 4 Insider Report for ProPetro Holding Corp. (PUMP)

Role: Chief Executive Officer, Director
Signature: /s/ Newton W. Wilson III as attorney-in-fact for Samuel D. Sledge
Stock symbol: PUMP
Transactions as of: Aug 31, 2021
Transactions value $: $0
Form type: 4
Date filed: 9/1/2021, 04:38 PM
Next filing: Feb 15, 2022

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PUMP	Restricted Stock Units	Award	$0	+51.7K	+91.73%	$0.00	108K	Aug 31, 2021	Common Stock	51.7K		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit ("RSU") represents a contingent right to receive either one share of common stock of the Issuer ("Common Stock") or an amount of cash equal to the fair market value of one share of Common Stock. The RSUs will vest in three substantially equal annual installments commencing on August 31, 2022.