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.
T. Rowe Price Investment Management, Inc. filed a Schedule 13G/A disclosing beneficial ownership of 40,716,565 shares of NiSource Inc. common stock, equal to 8.7% of the class. The filer reports sole voting power for 38,068,506 shares and sole dispositive power for 40,716,565 shares, with no shared voting or dispositive power. The filing identifies the T. Rowe Price Capital Appreciation Fund as holding 26,273,686 shares (5.6%). The filing states the holdings are in the ordinary course of business and not for the purpose of changing control. The form is signed by Ellen York, Vice President, on 08/14/2025.
Gode Gunnar, SVP Chief Accounting & Tax Officer at NiSource Inc. (NI), reported an acquisition on Form 4. On 08/11/2025 he acquired 605 Restricted Stock Units (RSUs) under the NiSource Inc. 2020 Omnibus Incentive Plan, with a price shown as $42.15, bringing his direct beneficial ownership to 29,730 shares. Each RSU represents a contingent right to receive one share, and, subject to forfeiture conditions, the RSUs vest 100% on February 29, 2028 if employment continues through that date. The filing was completed by one reporting person and signed by an attorney-in-fact on 08/13/2025.
NiSource (NI) Q2-25 snapshot:
- Operating revenue rose 18% YoY to $1.28 bn; six-month revenue up 24% to $3.47 bn.
- Net income attributable to NI climbed 19% to $102 m; diluted EPS improved to $0.22. YTD EPS up 28% to $1.22.
- Operating income grew 11% to $263 m despite cost-of-energy inflation; O&M expense up 11%.
- Operating cash flow strengthened 31% to $1.18 bn, but cap-ex & milestone payments consumed $2.25 bn, keeping free cash flow negative.
- Total assets reached $34.0 bn (+7% YTD). Long-term debt expanded to $14.5 bn (+20%) after two $750 m 5.85% 2055 note issues; short-term borrowings repaid.
- Equity base rose to $11.0 bn, aided by minority-interest contributions ($134 m) and ATM equity sales; $47 m ATM capacity remains.
- Common dividend held at $0.28; 470.8 m shares outstanding 30-Jul-25.
- Segment mix: Columbia gas $592 m (+24%); NIPSCO electric & gas $654 m (+13%).
Management continues large-scale renewables and grid investments while flagging execution, regulatory, cybersecurity and interest-rate risks.
NiSource (NYSE:NI) filed an 8-K announcing the closing of $900 million 5.350% senior notes due 2035 and $750 million 5.850% senior notes due 2055, raising $1.65 billion in total. The 2055 tranche is fungible with the March 2025 issue, lifting aggregate 2055 notes outstanding to $1.5 billion. Net proceeds will fund general corporate purposes such as capital expenditures, working capital and repayment of existing debt. The bonds were sold off the Form S-3 shelf and issued under the long-standing 2000 indenture; BMO, BNP Paribas, J.P. Morgan, PNC, Scotia and U.S. Bancorp served as lead underwriters. Exhibits include note forms and a legal opinion. No financial guidance changes were provided; customary forward-looking-statement language highlights funding and execution risks.
NiSource has announced a $1.65 billion notes offering in two series: $900 million of 5.350% Notes due 2035 and $750 million of 5.850% Notes due 2055. The 2055 Notes will be consolidated with existing notes of the same series, bringing the total outstanding amount to $1.5 billion.
Key offering details:
- 2035 Notes: 5.350% interest rate, semi-annual payments (January 15/July 15), priced at 99.889% of face value
- 2055 Notes: 5.850% interest rate, semi-annual payments (April 1/October 1), priced at 97.851% of face value
- Both series will be senior unsecured obligations ranking equally with other senior unsecured debt
The offering is being managed by multiple firms including BMO Capital Markets, BNP PARIBAS, J.P. Morgan, PNC Capital Markets, and others. Proceeds before expenses total approximately $1.62 billion. The 2035 Notes represent a new issue while the 2055 Notes will be fungible with existing notes.
NiSource Inc. (NYSE: NI) has priced two tranches of SEC-registered senior unsecured notes that will raise $1.65 billion in aggregate principal.
2035 Notes: $900 million 5.350% notes due July 15, 2035 were priced at 99.889% to yield 5.364% (T + 105 bps). Net proceeds before expenses are expected to be $893.151 million. The notes carry optional redemption at make-whole plus 20 bps prior to April 15 2035, and at par thereafter.
2055 Notes (Reopening): $750 million of 5.850% notes due April 1, 2055 were priced at 97.851% (plus accrued interest) to yield 6.005% (T + 115 bps). Combined with the $750 million issued on March 27 2025, total outstanding of this series will be $1.5 billion. Net proceeds before expenses are projected at $727.320 million. Make-whole redemption applies prior to October 1 2054; par call thereafter.
Both tranches are rated Baa2 / BBB+ / BBB (stable) by Moody’s, S&P, and Fitch, respectively. Settlement is expected on June 27 2025 (T+4). BMO Capital Markets, BNP Paribas, J.P. Morgan, PNC Capital Markets, Scotia Capital and U.S. Bancorp act as joint book-running managers.