NISOURCE INC. — 4 Filings
1,335 4 filings on record
This page lists all 4 filings submitted to the SEC by NISOURCE INC. (NI), sorted by most recent first. Each row links to the full filing on EdgarLookup. NISOURCE INC. has filed 1,335 4 documents with the SEC since 2014. To view all SEC filings by NISOURCE INC., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
11-K
144
15-12B
15-15D
25
25-NSE
3
3/A
35-CERT
4
4/A
424B2
424B3
424B4
424B5
425
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
EFFECT
FWP
NO ACT
NT 10-K
NT 11-K
POS AM
POS AMC
POSASR
PRE 14A
PRER14A
PX14A6G
S-1
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
SE
U-1
U-1/A
U-12-IA
U-12-IB
U-13-60
U-6B-2
U-9C-3
U5A
U5B
U5B/A
U5S
U5S/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001111711-26-000030 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000032 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000033 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000034 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000035 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000031 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000036 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000037 | Mar 3, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000029 | Feb 19, 2026 | Feb 18, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000028 | Feb 17, 2026 | Feb 13, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000018 | Jan 27, 2026 | Jan 26, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000014 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000016 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000015 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000017 | Jan 23, 2026 | Jan 22, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000013 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000010 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000011 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-26-000012 | Jan 23, 2026 | Jan 21, 2026 |
| 4 | PRIMARY DOCUMENT | 0001111711-25-000059 | Nov 26, 2025 | Nov 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001111711-25-000040 | Sep 2, 2025 | Aug 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001111711-25-000038 | Aug 13, 2025 | Aug 11, 2025 |
| 4 | PRIMARY DOCUMENT | 0001111711-25-000024 | Jun 2, 2025 | May 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014916 | May 19, 2025 | May 16, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014455 | May 15, 2025 | May 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014314 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014316 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014317 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014320 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014311 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014308 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014295 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014323 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014299 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014303 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014306 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-010607 | Mar 31, 2025 | Mar 27, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007957 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007949 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007960 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007950 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007951 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007952 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-007954 | Mar 4, 2025 | Feb 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-005061 | Feb 18, 2025 | Feb 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-002414 | Jan 30, 2025 | Jan 28, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-002107 | Jan 28, 2025 | Jan 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-001969 | Jan 24, 2025 | Jan 22, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-001971 | Jan 24, 2025 | Jan 22, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-001972 | Jan 24, 2025 | Jan 23, 2025 |