Delivering LeadingShareholder Returns Headquartered in Midland, Texas, Permian Resources is an independent oiland natural gas company focused on delivering peer-leading returns throughits low-cost leadership, proven acquisition strategy and high-quality assetbase in the core of the Delaware Basin. With approximately 500,000 netacres across West Texas and Southeast New Mexico and over 400,000Boe/d of total production, Permian Resources is the second-largest PermianBasin pure-play E&P. Permian Resources is listed on the NYSE as PR. Area of Operations NET ACRES~500,000 ~415MBoe/dFY’26E TOTAL PRODUCTION HIGH-QUALIT Y INVENTORY15+Years UNITED STATESSECURITIES AND EXCHANGE COMMISSION FORM 10-K For the fiscal year ended December 31, 2025 or ☐Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934Commission file number 001-37697 PERMIAN RESOURCES CORPORATION (Exact name of registrant as specified in its charter) (I.R.S. Employer Identification No.) (Registrant’s telephone number, including area code): (432) 695-4222 Securities registered pursuant to Section 12(b) of the Act: Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.Yes☒No☐ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.Yes☐No☒ Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 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 the filing requirements for the past90 days. Yes☒No☐ Indicate by check mark whether the Registrant has submitted electronically and posted on its corporate website, if any, every Interactive Data File required to besubmitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that theregistrant was required to submit and post 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 definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b-2 ofthe Exchange Act). 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 orrevised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control overfinancial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C.7262(b)) by the registered public accounting firm that prepared or issued its auditreport.☒ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filingreflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by anyof the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☐No☒ The aggregate market value of the voting and non-voting common stock held by non-affiliates of the registrant as of June 30, 2025, the last business day of theregistrant’s most recently completed second fiscal quarter, was approximately $10,503,468,331 based on the closing price of the shares of common stock on thatdate. While shares of Class C Common Stock are not listed for public trading, they are exchangeable for shares of Class A Common Stock at any time on a share-for-share basis, and the calculation of aggregate market value assumes all outstanding shares of Class C Common Stock were exchanged for Class A CommonStock as of June 30, 2025. As of February 20, 2026, there were 836,261,421 shares of total common stock outstanding, including 812,013,436 shares of Class A Common Stock, par value$0.0001 per share, and 24,247,985 shares of Class C Common Stock, par value $0.0001 per share. Documents Incorporated by Reference: Portions of the registrant’s definitive proxy statement for its 2025 Annual Meeting of Stockholders, which will be filed with the United States Securities andExchange Commission within 120 days of December 31, 2025, are incorporated by reference into Part III of this Form 10-K for the year ended December 31,2025. TABLE OF CONTENTS Glossary of Units of Measurement and Cer