Welcome to our dedicated page for NiSource SEC filings (Ticker: NI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The NiSource Inc. (NYSE: NI) SEC filings page on Stock Titan brings together the company’s regulatory disclosures from the U.S. Securities and Exchange Commission, with AI-powered tools to help interpret them. As a fully regulated utility serving approximately 3.3 million natural gas customers and 500,000 electric customers through its Columbia Gas and NIPSCO brands, NiSource relies heavily on SEC filings to explain its capital plans, financing structure and risk profile.
In NiSource’s annual reports on Form 10-K and quarterly reports on Form 10-Q, investors can review detailed discussions of its natural gas distribution and electric utility operations, segment information, capital expenditure plans, rate base growth expectations and extensive risk factor disclosures. These filings also describe regulatory environments, including oversight by commissions such as the Indiana Utility Regulatory Commission, and how regulatory outcomes affect NiSource’s business.
NiSource’s current reports on Form 8-K provide timely updates on material events. Recent 8-K filings describe senior notes and junior subordinated notes offerings, amendments to a revolving credit agreement, and the establishment of an at-the-market equity offering program for common stock. Other 8-Ks furnish earnings press releases and information about contracts to provide electric service to data centers, as well as regulatory approvals for structures like NIPSCO Generation LLC (GenCo).
Through this page, users can also access registration statements and related prospectus supplements referenced in NiSource’s financing 8-Ks, which explain the terms of debt securities and equity offerings and the intended use of proceeds. While insider transaction reports on Form 4 are not described in the provided materials, Stock Titan’s platform is designed to surface such filings when available, alongside 10-Ks, 10-Qs and 8-Ks.
Stock Titan enhances NiSource filings with AI-generated summaries that highlight key terms, changes in capital structure, major contracts, and regulatory or financing milestones. Real-time updates from EDGAR help investors quickly see new NiSource filings, while the AI explanations aim to make lengthy documents—such as multi-hundred-page 10-Ks or detailed indentures—more approachable for both individual and professional users.
NiSource Inc. executive Jefferson William Jr., EVP and Chief Operations & Safety Officer, reported an equity award linked to the company’s common stock. On January 21, 2026, he acquired 6,851 shares of common stock at $43.79 per share, bringing his total directly held common shares to 66,734 after the transaction. A related footnote explains that each Restricted Stock Unit (RSU) represents a contingent right to receive one share of NiSource common stock under the 2020 Omnibus Incentive Plan, and these RSUs are scheduled to 100% vest on February 28, 2029, provided he remains continuously employed by the company through that date.
NiSource Inc. senior vice president and Chief Accounting & Tax Officer Gunnar Gode reported an equity award tied to 1,702 shares of common stock on January 21, 2026. The shares are linked to Restricted Stock Units granted under the NiSource Inc. 2020 Omnibus Incentive Plan at a reference price of $43.79 per share. Following this award, Gode beneficially owns 31,432 shares of NiSource common stock in direct ownership.
The filing notes that each RSU represents a contingent right to receive one share of NiSource common stock. The RSUs are scheduled to vest 100% on February 28, 2029, assuming Gode remains continuously employed by the company through that date and subject to specified forfeiture conditions. This reflects a long-term, service-based incentive structure for a key executive.
NiSource Inc. executive vice president and general counsel Kimberly S. Cuccia reported a grant of 5,937 shares of common stock on January 21, 2026 at $43.79 per share. These shares are in the form of restricted stock units under the NiSource Inc. 2020 Omnibus Incentive Plan, and the footnote states they will 100% vest on February 28, 2029 if she remains continuously employed through that date.
After this award, Cuccia beneficially owns 47,184 shares of NiSource common stock directly. She also indirectly holds 3,843.9667 shares through the NiSource Inc. Retirement Savings Plan as of January 21, 2026, reflecting shares accumulated in her 401(k) account.
NiSource Inc. executive Melody Birmingham reported an equity award of common stock. On January 21, 2026, she acquired 7,308 shares of NiSource common stock in a transaction coded "A," reflecting a grant tied to Restricted Stock Units under the NiSource Inc. 2020 Omnibus Incentive Plan at a reference price of $43.79 per share.
Each RSU represents a contingent right to receive one share of NiSource common stock and, subject to forfeiture conditions, will vest 100% on February 28, 2029 if she remains continuously employed with the company through that date. Following this grant, she beneficially owned 90,984.728 shares of NiSource common stock, which includes shares accumulated through dividend reinvestment.
NiSource Inc. executive Melanie B. Berman, EVP Administration & CHRO, reported an acquisition of company equity on January 21, 2026. She received 5,481 shares of common stock at $43.79 per share, bringing her directly held beneficial ownership to 34,362.9347 shares after the transaction. The filing explains that each unit represents a right to receive one share of common stock under the NiSource Inc. 2020 Omnibus Incentive Plan and that, subject to forfeiture conditions, these restricted stock units are scheduled to fully vest on February 28, 2029, provided she remains continuously employed through that date.
NiSource Inc.'s EVP & CFO, Shawn Anderson, received 8,449 shares of common stock on January 21, 2026, as an equity award. These shares are in the form of Restricted Stock Units under the NiSource Inc. 2020 Omnibus Incentive Plan, each representing the right to receive one share of common stock.
According to the award terms, the Restricted Stock Units will 100% vest on February 28, 2029, as long as Anderson remains continuously employed with the company through that date and certain forfeiture conditions do not occur. After this award, he beneficially owns 156,640.581 shares of NiSource common stock directly, and 806.8199 additional shares are held indirectly through the NiSource Inc. Retirement Savings Plan, which includes shares acquired via dividend reinvestment.
NiSource Inc. entered into a Seventh Amended and Restated Revolving Credit Agreement that increases its revolving credit facility to $2.5 billion and extends its termination date to December 11, 2030. The facility size rose by $650 million compared with the prior agreement, providing a larger committed borrowing capacity.
The agreement also raises the portion available for standby letters of credit by $25 million to $175 million and increases certain dollar and materiality thresholds tied to permitted liens, cross-defaults and the definition of Material Subsidiary. In addition, it removes provisions that linked the Applicable Rate to environmental, social and governance key performance indicators. Other terms, including representations, covenants and events of default, substantially carry over from the prior facility.
T. Rowe Price Investment Management, Inc., a Maryland-based investment adviser, reports beneficial ownership of 50,331,635 shares of NiSource Inc. common stock, representing 10.5% of the class as of 11/30/2025.
The firm has sole power to vote 47,147,758 shares and sole power to dispose of 50,292,275 shares, with no shared voting or dispositive power. The largest single client position is T. Rowe Price Capital Appreciation Fund, which holds 31,256,116 shares, or 6.5% of the class.
The disclosure states that the securities are held in the ordinary course of business and not for the purpose of changing or influencing control of NiSource. T. Rowe Price Investment Management indicates that dividends and sale proceeds ultimately belong to its individual and institutional clients.
NiSource Inc. (NI) executive vice president, general counsel and corporate secretary reported a sale of company stock. On 11/25/2025, the reporting officer sold 8,000 shares of NiSource common stock at a price of $43.13 per share. After this transaction, the officer directly beneficially owned 41,247 shares of common stock.
The filing also notes indirect ownership of 3,843.1466 shares of NiSource common stock held through the NiSource Inc. Retirement Savings Plan as of November 25, 2025. This disclosure is a routine Form 4 filing reporting insider trading activity and updated share ownership.
NiSource (NI) has a Form 144 notice indicating a potential sale of up to 8,000 shares of common stock through Fidelity Brokerage Services LLC on the NYSE. The filing lists an aggregate market value of about $345,040.00 for these shares, compared with 477,195,529 shares of common stock outstanding. The seller acquired the shares as restricted stock that vested in two tranches of 3,790 and 4,210 shares on 12/31/2023 and 02/28/2024, both described as compensation from the issuer. The approximate sale date noted is 11/25/2025. By signing the notice, the seller represents they are not aware of any undisclosed material adverse information about NiSource.