FOR IMMEDIATE RELEASE: August 7, 2024 NiSource announces second quarter 2024 results • Reaffirming 2024 non-GAAP adjusted EPS guidance • Reaffirming 2023-2028 annual non-GAAP adjusted EPS growth of 6-8% MERRILLVILLE, Ind. - NiSource Inc. (NYSE: NI) today announced, on a GAAP basis, net income available to common shareholders for the three months ended June 30, 2024, of $85.8 million, or$0.19 of earnings per diluted share, compared to net income available to common shareholders of $39.9 million, or$0.09 of ...