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, 2023 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 | ...

Exhibit 99.1 FOR IMMEDIATE RELEASE: February 21, 2024 NiSource announces fourth quarter 2023 results This press release includes financial results and guidance for NiSource with respect to net operating earnings available to common shareholders and diluted earnings per share (NOEPS), which is a non-GAAP financial measure as defined by the SEC. The company includes this measure because management believes they permit investors to view the company's performance using the same tools that management uses and to ...

Risource® NiSource | NYSE: NI | nisource.com | We exist to deliver safe, reliable energy that drives value to our customers | --- | --- | --- | --- | --- | --- | |----------------------------------|-------|-------|-------|-------|-------| | | | | | | | | 3Q 2023 RESULTS November 1, 2023 | | | | | | FORWARD-LOOKING STATEMENTS NiSource | NYSE: NI | nisource.com | This presentation contains "forward-looking statements," within the meaning of Section 27A of the Securities Act of 1933, as amended (the "Securitie ...

NiSource, Inc. (NYSE:NI) Q3 2023 Earnings Conference Call November 1, 2023 11:00 AM ET Company Participants Christopher Turnure - Director, IR Lloyd Yates - President, CEO & Director Michael Luhrs - EVP, Strategy & Risk and Chief Commercial Officer Shawn Anderson - EVP & CFO Randy Hulen - VP of IR and Treasurer Conference Call Participants Jamieson Ward - Guggenheim Partners Durgesh Chopra - Evercore ISI Richard Sunderland - JPMorgan Paul Fremont - Ladenburg Travis Miller - Morningstar Aditya Gandhi - Wolfe ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 For the transition period from to Commission file number 001-16189 NiSource Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organizatio ...

NiSource, Inc. (NYSE:NI) Q2 2023 Earnings Conference Call August 2, 2023 11:00 AM ET Company Participants Christopher Turnure - Director, IR Lloyd Yates - President, CEO & Director Michael Luhrs - EVP, Strategy & Risk and Chief Commercial Officer Shawn Anderson - EVP & CFO Conference Call Participants Shahriar Pourreza - Guggenheim Securities Richard Sunderland - JPMorgan Chase & Co. Steven Fleishman - Wolfe Research Julien Dumoulin-Smith - Bank of America Merrill Lynch Durgesh Chopra - Evercore ISI Travis ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 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. | | Trading | Name of Each Exchange on Which | | --- | --- | --- | | Title of Each Class | Symbol(s) | Registered | | Co ...

5 1.54 6% 6% 6% 6% 1.37 1.47 1.60 8% 8% 8% 8% 2021A 2022A 2023E 2024E 2025E 2026E 2027E 2023 Guidance Annual 6-8% Growth Rate Visible and Sustainable Investments Drive Annual 6-8% NOEPS Growth Through 2027 * NOEPS: Diluted Net Operating Earnings Per Share (Non-GAAP) NiSource | NYSE: NI | nisource.com | 6%-8% Expected Annual NOEPS1 Growth Through 2027 8%-10% Expected Annual Utility Rate Base Growth ~$16.6B Regulated Electric and Gas Rate Base 14%-16% Long-term FFO/ Debt2 Target $30B Planned Long-Term Infrast ...

NiSource Inc. (NYSE:NI) Q1 2023 Earnings Conference Call May 3, 2023 11:00 AM ET Company Participants Chris Turnure - Director, Investor Relations Lloyd Yates - President and CEO Shawn Anderson - Executive Vice President and CFO Michael Luhrs - Executive Vice President, Strategy and Risk and Chief Commercial Officer Melody Birmingham - Executive Vice President and Group President, NiSource Utilities Randy Hulen - Vice President, Investor Relations and Treasurer Conference Call Participants Shahriar Pourreza ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 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) (State or other jurisdiction of incorporation or organization) 8 ...