NI - Company ID 0001111711
NISOURCE INC. has filed 2,532 public company documents between 2000 and 2026. The most frequent type is insider trade (1,347 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Type | Filing | Filed | Period covered | Open |
|---|---|---|---|---|
| CERT | Exchange certification | 7y ago2018-12-31 | - | View filing |
| 8-A12B | 8-A12B | 7y ago2018-12-28 | - | View filing |
| 8-K | Major company event | 7y ago2018-12-27 | 2018-12-26 | View filing |
| 424B3 | 424B3 | 7y ago2018-12-27 | - | View filing |
| EFFECT | EFFECT | 7y ago2018-12-26 | - | View filing |
| CORRESP | Company correspondence | 7y ago2018-12-26 | - | View filing |
| UPLOAD | SEC correspondence | 7y ago2018-12-21 | - | View filing |
| SC TO-C | SC TO-C | 7y ago2018-12-14 | - | View filing |
| S-4 | S-4 | 7y ago2018-12-13 | - | View filing |
| S-4 | S-4 | 7y ago2018-12-13 | - | View filing |
| 8-K | Major company event | 7y ago2018-12-13 | 2018-12-12 | View filing |
| 8-K | Major company event | 7y ago2018-12-06 | 2018-11-30 | View filing |
| 424B5 | Prospectus supplement | 7y ago2018-11-30 | - | View filing |
| 8-K | Major company event | 7y ago2018-11-29 | 2018-11-28 | View filing |
| FWP | Free writing prospectus | 7y ago2018-11-28 | - | View filing |
| 424B5 | Prospectus supplement | 7y ago2018-11-28 | - | View filing |
| POSASR | POSASR | 7y ago2018-11-28 | - | View filing |
| EFFECT | EFFECT | 7y ago2018-11-14 | - | View filing |
| 424B3 | 424B3 | 7y ago2018-11-14 | - | View filing |
| CORRESP | Company correspondence | 7y ago2018-11-09 | - | View filing |
| POS AM | POS AM | 7y ago2018-11-09 | - | View filing |
| 4 | Insider trade | 7y ago2018-11-09 | 2018-11-08 | View filing |
| 8-K | Major company event | 7y ago2018-11-01 | 2018-11-01 | View filing |
| 424B5 | Prospectus supplement | 7y ago2018-11-01 | - | View filing |
| S-8 | Employee stock plan | 7y ago2018-11-01 | - | View filing |
| 8-K | Major company event | 7y ago2018-11-01 | 2018-11-01 | View filing |
| 10-Q | Quarterly report | 7y ago2018-11-01 | 2018-09-30 | View filing |
| POS AM | POS AM | 7y ago2018-10-31 | - | View filing |
| 8-K/A | Major company event (amended) | 7y ago2018-10-24 | 2018-09-05 | View filing |
| 8-K | Major company event | 7y ago2018-10-15 | 2018-10-12 | View filing |
| SC 13G/A | Passive ownership stake (update) | 7y ago2018-10-10 | - | View filing |
| 8-K | Major company event | 7y ago2018-09-27 | 2018-09-26 | View filing |
| 4 | Insider trade | 7y ago2018-09-07 | 2018-09-05 | View filing |
| 3 | New insider ownership | 7y ago2018-09-07 | 2018-09-05 | View filing |
| 424B3 | 424B3 | 7y ago2018-09-05 | - | View filing |
| 8-K | Major company event | 7y ago2018-09-05 | 2018-09-05 | View filing |
| 4 | Insider trade | 7y ago2018-08-14 | 2018-08-13 | View filing |
| 4 | Insider trade | 7y ago2018-08-10 | 2018-08-08 | View filing |
| 4 | Insider trade | 7y ago2018-08-09 | 2018-08-08 | View filing |
| 424B3 | 424B3 | 7y ago2018-08-01 | - | View filing |
| 10-Q | Quarterly report | 7y ago2018-08-01 | 2018-06-30 | View filing |
| 8-K | Major company event | 7y ago2018-08-01 | 2018-08-01 | View filing |
| 11-K | Employee plan annual report | 8y ago2018-06-26 | 2017-12-31 | View filing |
| 424B3 | 424B3 | 8y ago2018-06-19 | - | View filing |
| 8-K | Major company event | 8y ago2018-06-12 | 2018-06-06 | View filing |
| 8-K | Major company event | 8y ago2018-06-04 | 2018-06-04 | View filing |
| 4 | Insider trade | 8y ago2018-05-25 | 2018-05-25 | View filing |
| 4 | Insider trade | 8y ago2018-05-25 | 2018-05-23 | View filing |
| EFFECT | EFFECT | 8y ago2018-05-21 | - | View filing |
| 424B3 | 424B3 | 8y ago2018-05-21 | - | View filing |