NISOURCE INC. - NI

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 30
Latest filed: Aug 18, 2026
Form Count
4 16
8-K 5
144 5
SCHEDULE 13G/A 2
SCHEDULE 13G 2

Latest files

Filed Form Report period Accession SEC
Aug 18, 2026 4 Aug 14, 2026 0001111711-26-000089 View
Aug 18, 2026 8-K Aug 18, 2026 0001193125-26-355564 View
Aug 14, 2026 144 0001959173-26-006032 View
Aug 14, 2026 SCHEDULE 13G/A 0001897612-26-000579 View
Aug 05, 2026 8-K Aug 05, 2026 0001111711-26-000087 View
Jul 15, 2026 4 Jul 13, 2026 0001111711-26-000078 View
May 27, 2026 4 May 22, 2026 0001111711-26-000074 View
May 26, 2026 4 May 21, 2026 0001111711-26-000073 View
May 22, 2026 144 0001959173-26-003900 View
May 21, 2026 4 May 14, 2026 0001111711-26-000071 View
May 21, 2026 144 0001959173-26-003866 View
May 20, 2026 144 0001959173-26-003810 View
May 18, 2026 8-K May 18, 2026 0001193125-26-228913 View
May 14, 2026 144 0001959173-26-003591 View
May 13, 2026 4 May 11, 2026 0001111711-26-000047 View
May 13, 2026 4 May 11, 2026 0001111711-26-000049 View
May 13, 2026 4 May 11, 2026 0001111711-26-000051 View
May 13, 2026 4 May 11, 2026 0001111711-26-000053 View
May 13, 2026 4 May 11, 2026 0001111711-26-000055 View
May 13, 2026 4 May 11, 2026 0001111711-26-000057 View
May 13, 2026 4 May 11, 2026 0001111711-26-000059 View
May 13, 2026 4 May 11, 2026 0001111711-26-000061 View
May 13, 2026 4 May 11, 2026 0001111711-26-000063 View
May 13, 2026 4 May 11, 2026 0001111711-26-000067 View
May 13, 2026 4 May 11, 2026 0001111711-26-000069 View
May 12, 2026 8-K May 11, 2026 0001193125-26-219872 View
May 06, 2026 8-K May 06, 2026 0001111711-26-000044 View
Apr 30, 2026 SCHEDULE 13G 0002100119-26-000871 View
Apr 29, 2026 SCHEDULE 13G 0002100121-26-000576 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-001969 View