Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K NORTHERN OIL AND GAS, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 95-3848122 (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identification No.) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITI ...