ProPetro Holding Corp. — fact timeline

Alex V. Volkov resigned as Director at ProPetro Holding Corp..

“On May 28, 2026, ProPetro Holding Corp. (the “Company”) announced the resignation of Alex V. Volkov from the Company’s Board of Directors (the “Board”).”

ProPetro Holding Corp. shareholders approved Ratification of the appointment of RSM US LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026 at the 2026-05-19 meeting.

“Proposal 4 – Ratification of the appointment of RSM US LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. FOR AGAINST ABSTAIN 108,512,857 37,747 371,936”

ProPetro Holding Corp. shareholders approved Approval of the Third Amended and Restated 2020 Long-Term Incentive Plan at the 2026-05-19 meeting.

“Proposal 3 – Approval of the Third Amended and Restated 2020 Long-Term Incentive Plan. FOR AGAINST ABSTAIN BROKER NON-VOTES 100,353,756 2,874,263 515,748 5,178,773”

ProPetro Holding Corp. shareholders approved Approval, on an advisory basis, of the compensation of the Company’s named executive officers at the 2026-05-19 meeting.

“Proposal 2 – Approval, on an advisory basis, of the compensation of the Company’s named executive officers. FOR AGAINST ABSTAIN BROKER NON-VOTES 101,804,092 1,425,578 514,096 5,178,774”

ProPetro Holding Corp. shareholders approved Election of eight director nominees to serve for a one-year term at the 2026-05-19 meeting.

“Proposal 1 – Election of eight director nominees to serve for a one-year term. NOMINEES FOR WITHHOLD BROKER NON-VOTES Phillip A. Gobe 101,385,863 2,357,907 5,178,770 Samuel D. Sledge 102,659,459 1,084,311 5,178,770 Mark S. Berg 87,173,176 16,570,594 5,178,770 Anthony J. Best 100,956,242 2,787,528 5,178,770 G. Larry Lawrence 102,249,933 1,493,837 5,178,770 Mary P. Ricciardello 103,149,416 594,354 5,178,770 Michele Vion 101,751,929 1,991,841 5,178,770 Alex V. Volkov 94,348,357 9,395,413 5,178,770”

ProPetro Holding Corp. issued a maximum of 40,949,499 shares of the Company's Common Stock may be issued upon conversion of the Notes of convertible note to qualified institutional buyers for $690 million aggregate principal amount of its 0.00% Convertible Senior Notes due 2031.

“financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 1.01 Entry Into or Amendment of a Material Definitive Agreement Indenture On May 7, 2026, ProPetro Holding Corp. (the “ Company ”), issued $690 million aggregate principal amount of its 0.00% Convertible Senior Notes due 2031 (the “ Notes ”), which included the”

ProPetro Holding Corp. entered into Indenture with U.S. Bank Trust Company, National Association valued at $690 million (effective 2026-05-07).

“On May 7, 2026, ProPetro Holding Corp. (the “ Company ”), issued $690 million aggregate principal amount of its 0.00% Convertible Senior Notes due 2031 (the “ Notes ”), which included the exercise in full of the Initial Purchasers’ (as defined below) option to purchase up to an additional $90 million principal amount of Notes. The Notes were issued pursuant to, and are governed by, an indenture (the “ Indenture ”), dated as of May 7, 2026, between the Company and U.S. Bank Trust Company, National Association, as trustee (the “ Trustee ”).”

ProPetro Holding Corp. incurred convertible notes of $690 million with U.S. Bank Trust Company, National Association at 0.00% maturing November 15, 2031.

“On May 7, 2026, ProPetro Holding Corp. (the “ Company ”), issued $690 million aggregate principal amount of its 0.00% Convertible Senior Notes due 2031”

ProPetro Holding Corp. reported first quarter of 2026 results: revenue Total revenue of $271 million, net income Net loss was $4 million, EPS $0.03 loss per diluted share.

“ProPetro Reports Financial Results for the First Quarter of 2026 MIDLAND, Texas, April 30, 2026, (Business Wire) – ProPetro Holding Corp. ("ProPetro" or "the Company") (NYSE: PUMP) today announced financial and operational results for the first quarter of 2026. First Quarter 2026 Results and Highlights • Total revenue of $271 million, which decreased 7% as compared to $290 million for the prior quarter. • Net loss was $4 million ($0.03 loss per diluted share) as compared to a net income of $1 million in the prior quarter ($0.01 income per diluted share).”

ProPetro Holding Corp. entered into Global Framework Agreement with Caterpillar Inc. valued at approximately $1.1 billion (effective 2026-04-28).

“entered into a Global Framework Agreement (the “GFA”) with Caterpillar Inc. (“Caterpillar”), a Delaware corporation, pursuant to which Caterpillar will reserve approximately 1.5 gigawatts (“Reserved Capacity”) of incremental power generation equipment”

ProPetro Holding Corp. amended First Amendment to Master Loan and Security Agreement with Caterpillar Financial Services Corporation valued at $53,550,000.00 (effective 2026-02-06).

“On February 6, 2026, ProPetro Energy Solutions, LLC (“ Borrower ”), a wholly owned subsidiary of ProPetro Holding Corp. (the “ Company ”), entered into the First Amendment to Master Loan and Security Agreement (the “ Amendment ”) by and among Borrower, Caterpillar Financial Services Corporation (“ Lender ”) and the Company and ProPetro Services, Inc. (“ Services ” and together with the Company, the “ Guarantors ”), which amends that certain Master Loan and Security Agreement, dated as of April 2, 2025, executed by the Borrower, the Lender and the Guarantors (as amended by the Amendment, the “ Master Agreement ”) pursuant to which Lender agreed to increase the availability of funds under the Master Agreement by an additional $53,550,000.00 (the “ Equipment Loans ”) to purchase certain turbine generator sets, along with auxiliary equipment.”

ProPetro Holding Corp. entered into Master Lease Agreement with Stonebriar Commercial Finance LLC valued at $350 million (effective 2025-12-29).

“ProPetro Energy Solutions, LLC (“ProPetro Energy Solutions”), a wholly owned subsidiary of the Company, entered into an Interim Funding Agreement and a Master Lease Agreement with Stonebriar Commercial Finance LLC (“Stonebriar”) for the right, but not the obligation, to fund up to $350 million of purchases of power generator equipment.”

ProPetro Holding Corp. entered into Interim Funding Agreement with Stonebriar Commercial Finance LLC valued at $350 million (effective 2025-12-29).

“ProPetro Energy Solutions, LLC (“ProPetro Energy Solutions”), a wholly owned subsidiary of the Company, entered into an Interim Funding Agreement and a Master Lease Agreement with Stonebriar Commercial Finance LLC (“Stonebriar”) for the right, but not the obligation, to fund up to $350 million of purchases of power generator equipment.”

ProPetro Holding Corp. amended Amendment No. 3 to Amended and Restated Credit Agreement (effective 2025-12-26).

“Effective December 26, 2025, ProPetro Holding Corp. (the “Company”) entered into an amendment to its Amended and Restated Credit Agreement.”

Celina A. Davila was appointed as principal financial officer at ProPetro Holding Corp..

“Effective as of the Separation Date, Celina A. Davila, currently the Chief Accounting Officer and principal accounting officer of the Company, will additionally assume the role of principal financial officer of the Company on an interim basis until a new Chief Financial Officer is appointed.”

David S. Schorlemer departed as Chief Financial Officer at ProPetro Holding Corp..

“On March 4, 2025, ProPetro Holding Corp. (the “Company”) announced the departure of David S. Schorlemer from his role as Chief Financial Officer of the Company, effective March 3 , 2025”

Alex V. Volkov was appointed as Director at ProPetro Holding Corp..

“On May 9, 2024, the board of directors (the “Board”) of ProPetro Holding Corp. (the “Company”) increased the size of the Board from nine to ten directors, and, pursuant to the Investor Rights Agreement (the “Investor Rights Agreement”), dated as of December 31, 2018, by and between the Company and Pioneer Natural Resources Pumping Services LLC, a Delaware limited liability company (“Pioneer”), appointed Alex V. Volkov as a director.”

ProPetro Holding Corp. reported first quarter of 2024 results: revenue $406 million, net income $20 million ($0.18 income per diluted share), EPS $0.18 per diluted share.

“ProPetro Holding Corp. ("ProPetro" or "the Company") (NYSE: PUMP) today announced financial and operational results for the first quarter of 2024. First Quarter 2024 Results and Highlights • Total revenue of $406 million increased 17% compared to the prior quarter. • Net Income was $20 million ($0.18 income per diluted share) as compared to a net loss of $17 million in the prior quarter ($0.16 loss per diluted share).”

ProPetro Holding Corp. shareholders approved Ratification of the appointment of RSM US LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2024 at the 2024-04-23 meeting.

“Proposal 3 – Ratification of the appointment of RSM US LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2024. FOR AGAINST ABSTAIN 99,094,202 872,811 311,967”

ProPetro Holding Corp. shareholders approved Approve, on a non-binding, advisory basis, the compensation of the Company’s named executive officers at the 2024-04-23 meeting.

“Proposal 2 – Approve, on a non-binding, advisory basis, the compensation of the Company’s named executive officers. FOR AGAINST ABSTAIN BROKER NON-VOTES 93,615,569 1,776,586 78,342 4,808,483”

ProPetro Holding Corp. shareholders approved Election of Directors at the 2024-04-23 meeting.

“Proposal 1 – Election of Directors. NOMINEES FOR WITHHOLD BROKER NON-VOTES Samuel D. Sledge 94,361,948 1,108,552 4,808,480 Phillip A. Gobe 89,758,523 5,711,977 4,808,480 Spencer D. Armour III 87,026,445 8,444,055 4,808,480 Mark S. Berg 90,050,859 5,419,641 4,808,480 Anthony J. Best 94,589,498 881,002 4,808,480 Michele Vion 92,037,375 3,433,125 4,808,480 Mary P. Ricciardello 92,808,495 2,662,005 4,808,480 G. Larry Lawrence 94,839,332 631,168 4,808,480 Jack B. Moore 83,520,158 11,950,342 4,808,480”

ProPetro Holding Corp. reported fourth quarter and full year of 2023 results: revenue $348 million, net income $86 million.

“in 2024. • Completed another accretive acquisition to expand our cementing services into the Delaware Basin. Fourth Quarter 2023 Results and Highlights • Revenue was $348 million compared to $424 million for the prior quarter. • Net loss of $17 million, or $0.16 per diluted share, compared to net income of $35 million, or $0.31 per diluted share, for the”

Celina A. Davila was appointed as Chief Accounting Officer at ProPetro Holding Corp..

“On November 26, 2023, Celina A. Davila was appointed as Chief Accounting Officer of ProPetro Holding Corp. (the “Company”), effective immediately.”

ProPetro Holding Corp. reported third quarter of 2023 results: revenue $424 million, net income $35 million ($0.31 per diluted share), EPS $0.31 per diluted share.

“or "the Company") (NYSE: PUMP) today announced financial and operational results for the third quarter of 2023. Third Quarter 2023 Results and Highlights • Total revenue of $424 million. • Net Income was $35 million ($0.31 per diluted share), a 5th consecutive quarter of net income. • Adjusted EBITDA(1) of $108 million, or 25% of revenue. • Capital expenditures”

David S. Schorlemer changed role as Chief Financial Officer at ProPetro Holding Corp..

“David S. Schorlemer, currently the Chief Financial Officer and principal financial officer of the Company, will also assume the role of principal accounting officer of the Company, effective as of the Separation Date.”

Elo Omavuezi resigned as Chief Accounting Officer at ProPetro Holding Corp..

“On August 22, 2023, Elo Omavuezi resigned as Chief Accounting Officer of ProPetro Holding Corp. (the “Company”) effective as of September 5, 2023 (the "Separation Date").”

ProPetro Holding Corp. reported the second quarter of 2023 results: revenue $435 million, net income $39 million, or $0.34 per diluted share, EPS $0.34 per diluted share.

“ProPetro Reports Financial Results for the Second Quarter of 2023 MIDLAND, Texas, August 2, 2023, (Business Wire) – ProPetro Holding Corp. ("ProPetro" or "the Company") (NYSE: PUMP) today announced financial and operational results for the second quarter of 2023. Second Quarter 2023 Results and Highlights • Total revenue increased 3% sequentially to $435 million compared to the prior quarter. • Highest quarterly net income in over four years of $39 million, or $0.34 per diluted share.”

ProPetro Holding Corp. amended Amendment No. 1 to Amended and Restated Credit Agreement with Barclays Bank PLC valued at $225 million (effective 2023-06-02).

“On June 2, 2023 (the “Closing Date”), ProPetro Holding Corp. (the “Company”, “we,” “us,” “our” and similar terms) and ProPetro Services, Inc. (the “Borrower”) entered into that certain Amendment No. 1 to Amended and Restated Credit Agreement (the “ABL Amendment”) which amends that certain Amended and Restated Credit Agreement, dated as of April 13, 2022 (the “ Credit Agreement ”; the Credit Agreement as amended by the ABL Amendment, the “Amended ABL”) with Barclays Bank PLC as agent (the “Agent”) and the lenders party thereto. The credit facility under the Amended ABL (the “Facility”) has a maximum revolver amount of $225 million as of the Closing Date.”

ProPetro Holding Corp. shareholders approved Ratification of the appointment of RSM US LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2023 at the 2023-05-11 meeting.

“FOR AGAINST ABSTAIN 107,748,902 560,132 463,232”

ProPetro Holding Corp. shareholders approved Approve the Amended and Restated 2020 Long Term Incentive Plan at the 2023-05-11 meeting.

“FOR AGAINST ABSTAIN BROKER NON-VOTES 101,023,354 4,307,763 14,257 3,426,892”

ProPetro Holding Corp. shareholders approved Approve, on a non-binding, advisory basis, the compensation of the Company's named executive officers at the 2023-05-11 meeting.

“FOR AGAINST ABSTAIN BROKER NON-VOTES 80,131,278 25,180,657 33,438 3,426,893”

ProPetro Holding Corp. shareholders approved Election of Directors at the 2023-05-11 meeting.

“NOMINEES FOR WITHHOLD BROKER NON-VOTES Samuel D. Sledge 103,729,360 1,616,016 3,426,890 Phillip A. Gobe 97,793,972 7,551,404 3,426,890 Spencer D. Armour III 95,604,623 9,740,753 3,426,890 Mark S. Berg 98,886,560 6,458,816 3,426,890 Anthony J. Best 103,947,223 1,398,153 3,426,890 Michele Vion 101,554,392 3,790,984 3,426,890 Mary P. Ricciardello 104,334,064 1,011,312 3,426,890 G. Larry Lawrence 104,398,862 946,514 3,426,890 Jack B. Moore 91,550,976 13,794,400 3,426,890”

ProPetro Holding Corp. reported first quarter of 2023 results: revenue $424 million, net income $29 million, or $0.25 per diluted share, EPS $0.25 per diluted share.

“ProPetro Reports Financial Results for the First Quarter of 2023 MIDLAND, Texas, May 3, 2023 , (Business Wire) – ProPetro Holding Corp. ("ProPetro" or "the Company") (NYSE: PUMP) today announced financial and operational results for the first quarter of 2023. First Quarter 2023 Results and Recent Highlights • Total revenue increased 21% sequentially to $424 million compared to the prior quarter. • Net income was $29 million, or $0.25 pe r diluted share, compared to net income of $13 million, or $0.12 per diluted share, in the prior quarter.”

ProPetro Holding Corp. engaged RSM US LLP as its auditor.

“On February 24, 2023, the Audit Committee approved the engagement of RSM US LLP (“RSM”) as its new independent registered public accounting firm.”

ProPetro Holding Corp. dismissed Deloitte & Touche LLP as its auditor.

“On February 24, 2023, the Audit Committee of the Board of Directors (the “Audit Committee”) of ProPetro Holding Corp. (the “Company”) dismissed Deloitte & Touche LLP (“Deloitte”) as the Company’s independent registered public accounting firm.”

ProPetro Holding Corp. reported fourth quarter 2022 results: revenue $349 million, net income $13 million, EPS $0.12 per diluted share.

“Fourth quarter revenue increased 5% to $349 million compared to $333 million for the prior quarter. • Fourth quarter net income of $13 million, or $0.12 per diluted share, compared to net income of $10 million, or $0.10 per diluted share, for the prior quarter.”

ProPetro Holding Corp. reported full year 2022 results: revenue $1.3 billion, net income $2 million.

“Full year 2022 revenue of $1.3 billion, a 46% increase versus 2021. • Net income of $2 million for the full year 2022, as compared to a net loss of $54 million in 2021.”

ProPetro Holding Corp. terminated Pressure Pumping Services Agreement – Fleet Two with Pioneer Natural Resources USA, Inc. valued at The Agreement will be terminated as of May 12, 2023, upon completion of operations on the pad where (effective 2023-02-09).

“On February 9, 2023, ProPetro Holding Corp. (the “Company”), through its wholly owned subsidiary, ProPetro Services, Inc. (“ProPetro Services”), received notice from Pioneer Natural Resources USA, Inc., (“Pioneer”) (i) stating that Pioneer intends to release the hydraulic fracturing fleet contracted to Pioneer pursuant to that certain Pressure Pumping Services Agreement – Fleet Two, dated as of October 31, 2022, between Pioneer and ProPetro Services (the “Agreement”), effective upon the completion of operations on the pad where the performance of Services (as defined in the Agreement) is in progress on May 12, 2023 (the “Release Date”) and (ii) requesting that ProPetro Services agree to the termination of the Agreement as of the Release Date. ProPetro agreed with such request, and, as a result, the Agreement will be terminated as of the Release Date.”

Mary P. Ricciardello was appointed as director at ProPetro Holding Corp..

“On January 20, 2023, the board of directors (the “Board”) of ProPetro Holding Corp. (the “Company”) appointed Mary P. Ricciardello as a director and as a member of the Nominating and Coprorate Governance Committee and the Audit Committee of the Board in connection with an increase in Board size.”

John J. "Jody" Mitchell was appointed as General Counsel and Corporate Secretary at ProPetro Holding Corp..

“John J. “Jody” Mitchell was appointed as General Counsel and Corporate Secretary of the Company, effective as of January 1, 2023.”

Newton W. "Trey" Wilson III resigned as General Counsel and Corporate Secretary at ProPetro Holding Corp..

“Newton W. (“Trey”) Wilson III resigned from his position as General Counsel and Corporate Secretary of the Company, effective December 31, 2022 (the “Separation Date”).”

John J. Mitchell was appointed as General Counsel and Corporate Secretary at ProPetro Holding Corp..

“On December 15, 2022, John J. (“Jody”) Mitchell, currently the Vice President and Deputy General Counsel of the Company, was appointed as General Counsel and Corporate Secretary of the Company, effective as of January 1, 2023.”

Newton W. Wilson III resigned as General Counsel and Corporate Secretary at ProPetro Holding Corp..

“On December 15, 2022, Newton W. (“Trey”) Wilson III resigned as General Counsel and Corporate Secretary of ProPetro Holding Corp. (the “Company”), effective as of December 31, 2022.”

ProPetro Holding Corp. reported the third quarter of 2022 results: revenue $333 million, net income $10 million, EPS $0.10 pe r diluted share.

“Total revenue increased 6% to $333 million compared to $315 million for the second quarter of 2022. • Net income of $10 million, or $0.10 pe r diluted share, compared to net loss of $33 million, or $(0.32) per diluted share, for the second quarter of 2022.”

ProPetro Holding Corp. completed an acquisition involving New Silvertip Holdco, LLC for $150 million (closed 2022-11-01).

“of cash, the payoff of approximately $7 million of assumed debt, and certain other transaction costs, subject to customary post-closing adjustments, which implies a value of $150 million based upon a 15-day volume weighted average price ("VWAP") of ProPetro’s stock price as of October 27, 2022. The foregoing description of the Purchase Agreement is not complete”

ProPetro Holding Corp. entered into Fleet Two Pressure Pumping Services Agreement with Pioneer Natural Resources USA, Inc. (effective 2022-10-31).

“On October 31, 2022, Pro Petro Services, Inc. (“ProPetro Services”), a wholly owned subsidiary of the Company, entered into (i) a certain Pressure Pumping Services Agreement – Fleet One Simulfrac (the “Fleet One Pressure Pumping Services Agreement”) and (ii) a certain Pressure Pumping Services Agreement – Fleet Two (the “Fleet Two Pressure Pumping Services Agreement” and, together with the Fleet One Pressure Pumping Services Agreement, the “Pressure Pumping Services Agreements”) with Pioneer Natural Resources USA, Inc. (“Pioneer”), pursuant to which ProPetro Services will provide pressure pumping services to Pioneer.”

ProPetro Holding Corp. entered into Fleet One Pressure Pumping Services Agreement with Pioneer Natural Resources USA, Inc. (effective 2022-10-31).

“On October 31, 2022, Pro Petro Services, Inc. (“ProPetro Services”), a wholly owned subsidiary of the Company, entered into (i) a certain Pressure Pumping Services Agreement – Fleet One Simulfrac (the “Fleet One Pressure Pumping Services Agreement”) and (ii) a certain Pressure Pumping Services Agreement – Fleet Two (the “Fleet Two Pressure Pumping Services Agreement” and, together with the Fleet One Pressure Pumping Services Agreement, the “Pressure Pumping Services Agreements”) with Pioneer Natural Resources USA, Inc. (“Pioneer”), pursuant to which ProPetro Services will provide pressure pumping services to Pioneer.”

ProPetro Holding Corp. entered into Registration Rights and Lock-Up Agreement with New Silvertip Holdco, LLC (effective 2022-11-01).

“In connection with the Silvertip Acquisition, the Company entered into a Registration Rights and Lock-Up Agreement, dated as of November 1, 2022 (the “Registration Rights Agreement”), with the Seller, pursuant to which the Company must file a shelf registration statement as soon as practicable, but in any event within three business days after the closing of the Silvertip Acquisition.”

ProPetro Holding Corp. entered into Purchase Agreement with New Silvertip Holdco, LLC valued at $150 million (effective 2022-11-01).

“On November 1, 2022, ProPetro Holding Corp. (the "ProPetro" or "Company") completed the acquisition (the "Silvertip Acquisition") of all of the outstanding limited liability company interests of Silvertip Completion Services Operating, LLC, a wireline services company, pursuant to that certain purchase and sale agreement (the “Purchase Agreement”) dated November 1, 2022, between the Company and New Silvertip Holdco, LLC (the “Seller”).”

Phillip A. Gobe resigned as Executive Chairman at ProPetro Holding Corp..

“Phillip A. Gobe resigned from his position as Executive Chairman of the Company, effective March 31, 2022 (the “Separation Date”), but continues to serve as a non-employee Chairman of the Board”