| Mar 21, 2024 | MJ | AGrant | 927 | $26.84 | $24,881 | |
| Mar 19, 2024 | GGGode Gunnar VP & Chief Accounting Officer | SSale | 950 | $26.456 | $25,133 | |
| Mar 7, 2024 | BMBerman Melanie B. SVP & CHRO | SSale | 11,141 | $26.655 | $296,963 | |
| Mar 7, 2024 | BDBrown Donald Eugene EVP & Chief Innovation Officer | SSale | 37,490 | $26.78 | $1,003,982 | |
| Mar 1, 2024 | AS | AGrant | 19,355 | $25.85 | $500,327 | |
| Mar 1, 2024 | HMHooper Michael SVP and President, NIPSCO | AGrant | 18,693 | $25.85 | $483,214 | |
| Mar 1, 2024 | GGGode Gunnar VP & Chief Accounting Officer | AGrant | 10,053 | $25.85 | $259,870 | |
| Mar 1, 2024 | CKCuccia Kimberly S SVP, GC & Corp Sec | AGrant | 7,237 | $25.85 | $187,076 | |
| Mar 1, 2024 | BDBrown Donald Eugene EVP & Chief Innovation Officer | AGrant | 80,432 | $25.85 | $2,079,167 | |
| Mar 1, 2024 | BMBerman Melanie B. SVP & CHRO | AGrant | 15,361 | $25.85 | $397,082 | |
| Feb 1, 2024 | BDBrown Donald Eugene EVP & Chief Innovation Officer | FTax | 10,632 | $26.12 | $277,708 | |
| Jan 26, 2024 | YLYates Lloyd M Director and President & CEO · Director | AGrant | 62,598 | $25.56 | $1,600,005 | |
| Jan 26, 2024 | GGGode Gunnar VP & Chief Accounting Officer | AGrant | 2,437 | $25.18 | $61,364 | |
| Jan 26, 2024 | HMHooper Michael SVP and President, NIPSCO | AGrant | 5,426 | $25.18 | $136,627 | |
| Jan 26, 2024 | CKCuccia Kimberly S SVP, GC & Corp Sec | AGrant | 10,425 | $25.18 | $262,502 | |
| Jan 26, 2024 | BMBerman Melanie B. SVP & CHRO | AGrant | 9,591 | $25.18 | $241,501 | |
| Jan 26, 2024 | LMLuhrs Michael EVP, Strategy & Risk & CCO | AGrant | 10,723 | $25.18 | $270,005 | |
| Jan 26, 2024 | JWJefferson William Jr. EVP Operations & CSO | AGrant | 11,170 | $25.18 | $281,261 | |
| Jan 26, 2024 | BDBrown Donald Eugene EVP & Chief Innovation Officer | AGrant | 10,349 | $25.18 | $260,588 | |
| Jan 26, 2024 | BMBirmingham Melody EVP & President NI Utilities | AGrant | 11,974 | $25.18 | $301,505 | |
| Jan 26, 2024 | AS | AGrant | 79,428 | $25.18 | $1,999,997 | |
| Jan 5, 2024 | CKCuccia Kimberly S SVP, GC & Corp Sec | FTax | 2,100 | $26.55 | $55,755 | |
| Jan 3, 2024 | CKCuccia Kimberly S SVP, GC & Corp Sec | FTax | 2,100 | $27.01 | $56,721 | |