SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ______________________________ ☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period ended June30, 2026 or ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period fromtoCommission File Number: 001-38035______________________________ ProPetro Holding Corp. (Exact name of registrant as specified in its charter)______________________________ 26-3685382(I.R.S. EmployerIdentification No.) Delaware(State or other jurisdiction ofincorporation or organization) One Marienfeld Place, 110 N. Marienfeld Street, Suite 300, Midland, Texas 79701(Address of principal executive offices) (Zip Code) (432) 688-0012(Registrant’s telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registeredCommon Stock, par value $0.001 per sharePUMPNew York Stock Exchange Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject to such filing requirements for the past 90days.Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T(§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and "emerging growth company" in Rule 12b-2 of theExchange Act. Accelerated filer☒Smallerreportingcompany☐Emerging growth company☐ Large accelerated filer☐Non-accelerated filer☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revisedfinancial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).Yes☐No☒The number of the registrant’s common shares, par value $0.001 per share, outstanding at July24, 2026, was 122,823,917. PROPETRO HOLDING CORP. TABLE OF CONTENTS PageCautionary Note Regarding Forward-Looking StatementsiiPART I – FINANCIAL INFORMATIONItem1.Financial Statements (Unaudited)Condensed Consolidated Balance Sheets as of June 30, 2026 and December 31, 20251Condensed Consolidated Statements of Operations for the three and six months ended June 30, 2026 and 20252Condensed Consolidated Statements of Shareholders' Equity3Condensed Consolidated Statements of Cash Flows for the six months ended June 30, 2026 and 20254Notes to Condensed Consolidated Financial Statements6Item2.Management’s Discussion and Analysis of Financial Condition and Results of Operations33Item3.Quantitative and Qualitative Disclosures About Market Risk49Item 4.Controls and Procedures49PART II – OTHER INFORMATIONItem1.Legal Proceedings50Item1A.Risk Factors50Item2.Unregistered Sales of Equity Securities and Use of Proceeds51Item3.Defaults Upon Senior Securities51Item4.Mine Safety Disclosures51Item5.Other Information51Item6.Exhibits52Signatures53 CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS This Quarterly Report on Form 10-Q (this "Form 10-Q") contains forward-looking statements within the meaning of Section 27A ofthe Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended (the "Exchange Act").All statements other than statements of historical facts contained in this Form 10-Q are forward-looking statements. Forward-lookingstatements are all statements other than statements of historical fact, and give our expectations or forecasts of future events as of theeffective date of this Form 10-Q. Words such as "may," "could," "plan," "project," "budget," "predict," "pursue," "target," "seek,""objective," "believe," "expect," "anticipate," "intend," "estimate," "will," "should," "continue" and similar expressions are generallyused to identify forward-looking statements. These statements include, but are not limited to statements about our business strategy,industry, future profitability, future capital expenditures, our fleet conversion strategy, our power generation business developmentstrategy and our share repurchase program. Such statements are subject to risks and uncertainties, many of which are difficult topredict and generally beyond our control, that could cause act