SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* Sledge Samuel D (Last) (First) (Middle) 1706 S. MIDKIFF (Street) MIDLAND TX 79701 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 03/13/2020	3. Issuer Name and Ticker or Trading Symbol ProPetro Holding Corp. [ PUMP ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Chief Strategy & Admin Officer	5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	2,751	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options	(1)	(1)	Common Stock	21,750	14	D
Restricted Stock Units	(2)	(2)	Common Stock	16,482	0.00	D

Explanation of Responses:

1. The stock options vest in four equal annual installments beginning on March 16, 2018. Accordingly, 10,876 stock options remain unvested as of this date.

2. 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 on the first anniversary of the date granted.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Newton W. Wilson III, as attorney-in-fact for Samuel D. Sledge	03/17/2020
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** 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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