Financial Performance - NiSource, Inc. reaffirmed its consolidated adjusted earnings guidance for the fourth quarter in the range of $2.02 to $2.07 per share [1] - Analysts expect the company to report an average earnings of $2.05 per share for the year, excluding special items [1] Investment Plans - The company plans to invest approximately $28.0 billion from 2026 to 2030 under its consolidated capital plan, which includes utility system modernization and nearly $7.0 billion in strategic data center infrastructure investments [2] - This investment plan is expected to support a compound annual growth rate (CAGR) of 8 to 9 percent for consolidated adjusted earnings per share and a growth of 9 to 11 percent for consolidated rate base from 2026 through 2033 [3] Market Performance - In pre-market trading, NiSource is trading at $45.59, reflecting an increase of $0.86 or 1.92 percent [4]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ 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 SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-16189 NiSource Inc. (Exact name of registrant as specified in its charter) | DE | 35-2108964 | | --- | --- | | (State or other jurisdiction of | ...

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Exhibit 99.1 FOR IMMEDIATE RELEASE February 11, 2026 FOR ADDITIONAL INFORMATION Media Investors media@nisource.com investors@nisource.com NiSource announces full-year 2025 results MERRILLVILLE, Ind. - NiSource Inc. (NYSE: NI) today announced, on a GAAP basis, net income available to common shareholders for the year ended December 31, 2025 of $929.5 million, or $1.95 of earnings per diluted share, compared to net income available to common shareholders of $739.7 million, or $1.62 of earnings per diluted shar ...

NiSource (NI) is expected to deliver flat earnings compared to the year-ago quarter on lower revenues when it reports results for the quarter ended December 2025. This widely-known consensus outlook gives a good sense of the company's earnings picture, but how the actual results compare to these estimates is a powerful factor that could impact its near-term stock price.The stock might move higher if these key numbers top expectations in the upcoming earnings report, which is expected to be released on Febru ...

Company Overview - NiSource Inc. has a market capitalization of approximately $21 billion and provides natural gas and electric utility services across several U.S. states, serving around 2.9 million customers [1] - The company operates through its Columbia Operations and NIPSCO Operations segments, with a diverse portfolio that includes natural gas, coal, wind, hydro, and solar generation assets [1] Stock Performance - Over the past 52 weeks, NiSource's stock has increased by 17.9%, outperforming the S&P 500 Index, which gained 14.8% during the same period [2] - Year-to-date, NI stock has returned 5.5%, compared to a 1.3% rise in the S&P 500 Index [2] - NI stock has also outperformed the State Street Utilities Select Sector SPDR ETF, which saw an 11.8% increase over the past 52 weeks [3] Financial Performance - NiSource reported better-than-expected Q3 2025 revenue of $1.27 billion, but its stock fell by 2.1% on October 29 due to a miss in adjusted EPS, which was $0.19 compared to the consensus estimate [6] - The adjusted EPS declined from $0.20 in the prior-year quarter, and the market reacted cautiously to a significant $28 billion capital expenditure plan, representing a 45% increase over the previous plan [6] Future Outlook - For the fiscal year ending December 2025, analysts project NiSource's adjusted EPS to increase by 7.4% year-over-year to $1.88 [7] - The company's earnings surprise history is mixed, having surpassed consensus estimates in three of the last four quarters while missing once [7] Analyst Ratings - Among 15 analysts covering NiSource stock, the consensus rating is a "Strong Buy," with 11 "Strong Buy" ratings and four "Holds" [8] - Wells Fargo analyst Shahriar Pourreza maintained an "Overweight" rating and raised the price target from $47 to $49, indicating a potential upside of 6.9% to the current price [9] - The highest price target of $50 suggests a potential upside of 13.7% [9]

Core Viewpoint - NiSource Inc. will release its full-year 2025 financial results on February 11, 2026, before U.S. financial markets open [1] Group 1 - The company will host a conference call on the same day at 11 a.m. EST to review the financial results and provide a general business update [1] - Interested parties can listen to the conference call live by visiting the NiSource website [1]

Core Viewpoint - NiSource Inc. has declared a quarterly common stock dividend of $0.30 per share, indicating a commitment to returning value to shareholders [1] Company Overview - NiSource Inc. is one of the largest fully-regulated utility companies in the United States, serving approximately 3.3 million natural gas customers and 500,000 electric customers across six states [1]

Company Overview - NiSource Inc. is an Indiana-based regulated energy holding company providing natural gas distribution and electric utility services to nearly four million customers across several Midwestern and Eastern states with a market cap of $20.3 billion [1] Earnings Expectations - Analysts predict NiSource will report an adjusted EPS of $0.49 for Q4 2025, unchanged from the same quarter last year, and the company has exceeded Wall Street's earnings estimates in three of the last four quarters while missing once [2] - For the full year, analysts anticipate NiSource to report an EPS of $1.88, representing a 7.4% increase from $1.75 in fiscal 2024, with an expected rise to $2.04 in fiscal 2026, reflecting an 8.5% year-over-year growth [3] Stock Performance - NI stock has surged 17.9% over the past year, trailing the S&P 500 Index's 18.6% gains but surpassing the Utilities Select Sector SPDR Fund's 14.1% gains during the same period [4] Equity Offering - On October 31, NiSource announced the launch of an at-the-market equity offering program allowing the company to sell up to $1.5 billion of its common stock through December 31, 2028, with shares issued at prevailing market prices [5] Analyst Ratings - Analysts' consensus on NI stock is highly bullish, with an overall "Strong Buy" rating; out of 15 analysts, 11 recommend a "Strong Buy" and four suggest a "Hold," with an average price target of $47.08 indicating a potential upside of 8.7% from current levels [6]

Core Viewpoint - Utilities are investing increasing profits into new power plants, while their rising share prices are leading to a decrease in dividend yields [1] Group 1 - Utilities are experiencing growing profits, which they are reinvesting into the development of new power plants [1] - The share prices of utilities are soaring, contributing to a decline in dividend yields for investors [1]