| SC 13G | 2020-02-14 | STATE STREET CORP | NISOURCE INC. | - | 5.4% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | NISOURCE INC. | 44,449,680 | 11.9% | EDGAR |
| SC 13G/A | 2020-02-05 | BlackRock Inc. | NISOURCE INC. | 31,832,354 | 8.5% | EDGAR |
| SC 13G/A | 2019-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | NISOURCE INC/DE | 61,526,324 | 16.5% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | NISOURCE INC/DE | 41,591,007 | 11.2% | EDGAR |
| SC 13G/A | 2019-02-06 | BlackRock Inc. | NISOURCE INC/DE | 32,194,606 | 8.7% | EDGAR |
| SC 13G/A | 2018-10-10 | PRICE T ROWE ASSOCIATES INC /MD/ | NISOURCE INC/DE | 62,059,379 | 17.0% | EDGAR |
| SC 13G/A | 2018-03-12 | PRICE T ROWE ASSOCIATES INC /MD/ | NISOURCE INC/DE | 39,516,558 | 11.7% | EDGAR |
| SC 13G/A | 2018-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | NISOURCE INC/DE | 24,432,926 | 7.2% | EDGAR |
| SC 13G/A | 2018-02-13 | STATE STREET CORP | NISOURCE INC/DE | - | 4.8% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | NISOURCE INC/DE | 36,108,835 | 10.7% | EDGAR |
| SC 13G/A | 2018-01-25 | BlackRock Inc. | NISOURCE INC/DE | 24,799,547 | 7.4% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | NISOURCE INC/DE | 35,141,842 | 10.9% | EDGAR |
| SC 13G | 2017-02-08 | STATE STREET CORP | NISOURCE INC/DE | - | 5.1% | EDGAR |
| SC 13G/A | 2017-02-07 | PRICE T ROWE ASSOCIATES INC /MD/ | NISOURCE INC/DE | 21,544,444 | 6.6% | EDGAR |
| SC 13G/A | 2017-01-25 | BlackRock Inc. | NISOURCE INC/DE | 22,950,597 | 7.1% | EDGAR |
| SC 13G/A | 2016-07-15 | VANGUARD GROUP INC | NISOURCE INC/DE | 33,580,911 | 10.4% | EDGAR |
| SC 13G/A | 2016-07-11 | VANGUARD GROUP INC | NISOURCE INC/DE | 33,549,787 | 10.4% | EDGAR |
| SC 13G/A | 2016-02-22 | STATE STREET CORP | NISOURCE INC/DE | - | 4.1% | EDGAR |
| SC 13G/A | 2016-02-12 | FMR LLC | NISOURCE INC/DE | 6,087,319 | 1.9% | EDGAR |