NOG · Northern Oil & Gas, Inc.

HIGHLIGHTS Total quarterly production of 145,659 Boe per day (47% oil), a 9% increase from the second quarter of 2025 Record natural gas production of 464,330 Mcf per day, a 35% increase from the second quarter of 2025 and a 3.5% increase from the first quarter of 2026 GAAP net income of $236.6 million, Adjusted EBITDA of $401.0 million, and Adjusted Net Income of $122.5 million, meaningfully improved over the first quarter of 2026. See “Non-GAAP Financial Measures” below Cash flow from operations of $321.6 million. Excluding changes in net working capital, cash flow from operations was $353.7 million Generated $159.0 million of Free Cash Flow, up 424% from the first quarter of 2026 and 26% from the second quarter of 2025. See “Non-GAAP Financial Measures” below Capital expenditures of $195.8 million, excluding non-budgeted acquisitions and other Closed Duvernay Light Oil Joint Development on June 1 for total consideration of $262.1 million Completed 30 ground game transactions adding

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) today announced that its Board of Directors has declared a cash dividend on the Company’s common stock. DIVIDEND DECLARATION NOG’s Board of Directors has declared a cash dividend in the amount of $0.45 per share, representing an equal amount to the prior quarterly dividend. The dividend is payable on October 30, 2026, to stockholders of record as of the close of business on September 29, 2026. ABOUT NOG Northern Oil and Gas (NOG) is the largest publicly traded dedicated non-operator in the United States, built on a differentiated strategy of acquiring non-operated minority working interests and mineral rights across the premier basins of North America. By combining deep industry relationships with disciplined capital allocation, NOG has built a scaled, diversified portfolio that generates durable production and strong cash flow for its shareholders. More information about NOG can be found at www.noginc.com . Evelyn Leon

Reiterates 2026 Production and Capital Expenditure Guidance Increases Share Repurchase Authorization to Over $240 Million Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) today provided an update on several business matters including second quarter hedging results, an update on ground game transactions and shareholder returns. HIGHLIGHTS NOG reiterates 2026 production and capital expenditure guidance Strong second quarter for the Ground Game closing on over 2,300 net acres and 6.2 net wells On June 1, closed the previously announced Duvernay Joint Development acquisition Repurchased 2.95 million shares of common stock in the second quarter Increased Authorized Share Repurchase Program to ~$243.0 million BUSINESS UPDATE Unrealized mark-to-market gains on derivatives for the second quarter are an estimated $155.0 – $160.0 million, driven by changes to the value of the Company's derivatives portfolio. Realized hedge losses for the second quarter are an estimated $85.0 -

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) announced today that it plans to issue its second quarter 2026 financial and operating results on Thursday, August 6, 2026, after the market closes. Additionally, the Company will host a conference call on Friday, August 7, 2026, at 8:00 a.m. Central Time. Those wishing to listen to the conference call may do so via phone or the Company’s webcast. Conference Call and Webcast Details: Date: August 7, 2026 Time: 8:00 a.m. Central Time Dial-In: (888) 596-4144 International Dial-In: (646) 968-2525 Conference ID: 4503139 Webcast: Second Quarter 2026 Earnings Conference Call Replay Information: A replay of the conference call will be available through August 14, 2026, by dialing: Dial-In: (800) 770-2030 International Dial-In: (647) 362-9199 Conference ID: 4503139 An archive of the conference call webcast will also be available on NOG’s website through August 6, 2027. ABOUT NOG Northern Oil and Gas (NOG) is the largest publicly

HIGHLIGHTS NOG makes strategic entry into Canada with inventory-rich light oil acquisition in the Duvernay Shale for a CA$350 million (~US$259 million) initial unadjusted purchase price Operated ‘buy-down’ acquisition of a 25% non-operated stake in light oil producing properties with significant undeveloped inventory in Alberta, Canada in the Duvernay East Shale Basin operated by Parallax Energy Operating Inc. (the “Assets”), a portfolio company of investment funds managed by Carnelian Energy Capital Management, L.P. Sellers to receive NOG common stock at closing as a portion of the consideration, with ~CA$113 million (~US$83.5 million) paid in NOG common stock and the remainder paid in cash ~4,000 Boe per day of production expected in full year 2027 (2-stream, ~80% light oil) 75,000 net acres with ~20 years of inventory and average breakevens below $50 WTI; ~ 500 gross locations, an estimated ~US$0.6 million per net location Entered into long-term Joint Development Agreement

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) today announced that its Board of Directors has declared a cash dividend on the Company’s common stock. DIVIDEND DECLARATION NOG’s Board of Directors has declared a cash dividend in the amount of $0.45 per share, representing an equal amount to the prior quarterly dividend. The dividend is payable on July 31, 2026, to stockholders of record as of the close of business on June 29, 2026. ABOUT NOG NOG is a real asset company with a primary strategy of acquiring and investing in non-operated minority working and mineral interests in the premier hydrocarbon producing basins within the contiguous United States. More information about NOG can be found at www.noginc.com . Evelyn Leon Infurna Vice President of Investor Relations 952-476-9800 [email protected] Source: Northern Oil and Gas, Inc.

FIRST QUARTER HIGHLIGHTS Total quarterly production of 148,303 Boe per day (50% oil), a 10% increase from the first quarter of 2025 Record natural gas production of 448,444 Mcf per day, a 33% increase from the first quarter of 2025 GAAP net loss of $522.8 million, Adjusted EBITDA of $342.5 million, and Adjusted Net Income of $74.7 million. See “Non-GAAP Financial Measures” below Cash flow from operations of $323.6 million. Excluding changes in net working capital, cash flow from operations was $297.2 million Generated $30.4 million of Free Cash Flow. See “Non-GAAP Financial Measures” below Capital expenditures of $270.1 million, excluding non-budgeted acquisitions and other Closed Joint Ohio Utica acquisition of upstream and midstream assets in February 2026 with an adjusted ownership split of 40% for $464.6 million including the previously paid $58.8 million deposit. Completed 41 ground game transactions adding over 5,100 net acres and an additional 6.14 net wells

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) announced today that it plans to issue its first quarter 2026 financial and operating results on Tuesday, April 28, 2026, after the market closes. In connection with its earnings release, NOG will host a conference call and webcast to discuss its financial results at 8:00 a.m. Central Time on Wednesday, April 29, 2026. Those wishing to listen to the conference call may do so via phone or the Company’s webcast. Conference Call and Webcast Details: Date: April 29, 2026 Time: 8:00 a.m. Central Time Dial-In: (800) 715-9871 International Dial-In: (646) 307-1963 Conference ID: 4503139 Webcast: First Quarter 2026 Earnings Conference Call Replay Information: A replay of the conference call will be available through May 13, 2026, by dialing: Dial-In: (800) 770-2030 International Dial-In: (647) 362-9199 Conference ID: 4503139 An archive of the conference call webcast will also be available on NOG’s website through April 28, 2027.

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) announced today that it published its Environmental, Social and Governance (“ESG”) Report for the year ended December 31, 2025. The report is available on the Company’s website under the Sustainability section, in addition to prior year reports. Highlights from the 2025 Report include an independent third‑party assessment of our cybersecurity program against the NIST 2.0 framework, and a climate hazard risk analysis for each of our well sites. Importantly, in 2025, NOG also purchased and retired 250 tonnes of CO 2 e, offsetting more than 100% of its Scope 1 and Scope 2 emissions through a diversified portfolio of U.S. based offset projects. The purchase of these carbon offsets fulfills and exceeds the Company’s commitment to reducing emissions under our direct control as stated in our 2022 ESG report. NOG’s ESG disclosure framework relies on the Sustainability Accounting Standards Board (SASB) Oil & Gas – Exploration

Northern Oil and Gas, Inc. (NYSE: NOG) (the “Company” or “NOG”) announced today that it has priced its previously announced underwritten public offering of 7,207,208 shares of its common stock (the “Offering”). The Company has granted the underwriter a 30-day option to purchase up to an additional 1,081,081 shares from the Company. The Offering is expected to close on March 13, 2026, subject to the satisfaction of customary closing conditions. The Company intends to use the net proceeds from the Offering for general corporate purposes, which will include the repayment of a portion of the outstanding borrowings under its revolving credit facility. BofA Securities is acting as the sole book-running manager for the Offering. BofA Securities may offer the shares of common stock from time to time for sale in one or more transactions on the New York Stock Exchange, in the over-the-counter market, through negotiated transactions or otherwise at market prices prevailing at the time of sale,

Northern Oil and Gas, Inc. (NYSE: NOG) (the “Company” or “NOG”) announced today that it has commenced an underwritten public offering of $200,000,000 of its shares of common stock (the “Offering”). Additionally, the Company intends to grant the underwriter a 30-day option to purchase up to an additional $30,000,000 of shares of common stock from the Company. The Offering is subject to market and other conditions, and there can be no assurance as to whether or when the Offering may be completed, or as to the actual size or terms of the Offering. The Company intends to use the net proceeds from the Offering for general corporate purposes, which will include the repayment of a portion of the outstanding borrowings under its revolving credit facility. BofA Securities is acting as the sole book-running manager for the Offering. BofA Securities may offer the shares of common stock from time to time for sale in one or more transactions on the New York Stock Exchange, in the over-the-counter

FOURTH QUARTER HIGHLIGHTS Production of 140,064 Boe per day (53% oil), a 6% increase from the fourth quarter of the prior year Record natural gas production of 392,163 Mcf per day, a 24% increase from the fourth quarter of the prior year GAAP cash flow from operations of $312.6 million. Excluding changes in net working capital, cash flow from operations was $316.6 million Capital expenditures of $270.2 million, excluding previously-announced non-budgeted acquisitions and other items Free Cash Flow (non-GAAP) was $43.2 million in the fourth quarter. See “Non-GAAP Financial Measures” below Declared $0.45 per share common dividend for the first quarter of 2026 Repurchased 326,301 shares of common stock at an average price of $21.47 per share SUBSEQUENT EVENTS In February 2026, closed Joint Utica Acquisition for $464.6 million cash closing payment, which reflects preliminary purchase price adjustments and is subject to post-closing settlements with the seller In February 2026, expanded

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) today announced that its Board of Directors has declared a cash dividend on the Company’s common stock. The Company is also providing Management’s recommendations for 2026. DIVIDEND DECLARATION NOG’s Board of Directors has declared a cash dividend in the amount of $0.45 per share, representing the same level from the prior year’s dividend and the same level as the prior quarter. The dividend is payable on April 30, 2026, to stockholders of record as of the close of business on March 30, 2026. FUTURE DIVIDEND PLANS Management has recommended to the Board of Directors to maintain the common stock dividend at $0.45 per share per quarter for calendar year 2026, in step with the Company’s policy of reviewing its dividend plans no later than the first quarter of each calendar year. This would represent no change to the common stock dividend from the prior year. Under Delaware law, the Board may not declare a dividend more than

HIGHLIGHTS NOG closed previously announced joint acquisition of midstream and upstream interests in the Ohio Utica Shale Assets (the “Assets”) with Infinity Natural Resources (“INR”) Revolving Credit Facility’s Borrowing Base increased to ~$2.0 billion, Elected Commitment increased to $1.8 billion, adding $200 million of additional liquidity Northern Oil and Gas, Inc. (NYSE: NOG) (the “Company” or “NOG”) today announced the closing of its acquisition of non-operated properties in the core of the Ohio Utica Shale, and a revised, upsized reserves-based lending facility. UTICA SHALE ACQUISITION On February 23, 2026, NOG closed on its previously announced joint acquisition of interests in the Ohio Utica Shale Upstream and Midstream Assets from Antero Resources Corporation and Antero Midstream Corporation (“Antero”). As previously announced, NOG acquired a 40% stake with INR increasing its stake in the joint acquisition to 60%. The closing payment by NOG was $464.5 million in cash, which

HIGHLIGHTS NOG and Infinity Natural Resources (“INR”) announce an ownership adjustment to the pending joint acquisition of the Ohio Utica assets (the “Utica Assets”) of Antero Resources Corporation and Antero Midstream Corporation (collectively, “Antero”) Acquisition stake updated from original announcement, with NOG to acquire an undivided 40% interest in the Utica Assets on identical pro rata terms as originally announced, and INR to acquire an undivided 60% interest in the Utica Assets NOG’s proportionate share of the purchase price reduced to $480 million from $588 million, reflecting the updated interest No other changes were made to previously announced post-Closing governance terms, including the area of mutual interest, joint operating or joint development agreements Northern Oil and Gas, Inc. (NYSE: NOG) (the “Company” or “NOG”) today announced the adjustment of ownership splits in connection with its pending joint acquisition of Antero’s Utica Assets. UTICA SHALE ACQUISITION

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) today provided an update on a number of business matters including fourth quarter hedging results, an update on ground game transactions and a non-cash impairment charge. BUSINESS UPDATE Unrealized mark-to-market gains on derivatives for the fourth quarter were an estimated $84.0 – $88.0 million, driven by changes to the value of the Company's derivatives portfolio. Realized hedge gains were an estimated $70.0 – $72.0 million, driven by the Company’s natural gas, crude oil and basis hedges. The Company continues to execute its policy of protecting its capital program by periodically entering into financial derivative instruments with counterparties to lock in future commodity prices on a portion of its expected production. NOG has added additional hedges since its third quarter report, including hedges to oil, natural gas and Waha, Midland-Cushing and M2 basis hedges. The Company currently has an average of over 45,000

Northern Oil and Gas, Inc. (NYSE: NOG) (“NOG” or the “Company”) announced today that it plans to issue its fourth quarter and year-end 2025 financial and operating results on Wednesday, February 25, 2026, after the market closes. Additionally, the Company will host a conference call on Thursday, February 26, 2026, at 8:00 a.m. Central Time. Those wishing to listen to the conference call may do so via phone or the Company’s webcast. Conference Call and Webcast Details: Date: February 26, 2026 Time: 8:00 a.m. Central Time Dial-In: (800) 715-9871 International Dial-In: (646) 932-3411 Conference ID: 4503139 Webcast: Fourth Quarter 2025 Earnings Conference Call Replay Information: A replay of the conference call will be available through March 12, 2026, by dialing: Dial-In: (800) 770-2030 International Dial-In: (647) 362-9199 Conference ID: 4503139 An archive of the conference call webcast will also be available on NOG’s website through February 25, 2027. ABOUT NOG NOG is a real asset