Company facts
- Industry
- Electric & Other Services Combined
- Headquarters
- Merrillville, Indiana
- Most recent report
- 8-K, filed Aug 18, 2026
- Incorporated
- Delaware
- Filings on record
- 1,002+ filings
- On EDGAR
- CIK 1111711
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 47
News 8 of 192
Prospectuses and Registrations 8 of 101
- 424B2 Prospectus supplement for an offering Aug 14, 2026
- FWP Free writing prospectus Aug 13, 2026
- 424B5 Prospectus supplement for an offering Aug 13, 2026
- 424B2 Prospectus supplement for an offering May 12, 2026
- FWP Free writing prospectus May 11, 2026
- 424B5 Prospectus supplement for an offering May 11, 2026
- S-8 Registration statement for an employee plan Nov 7, 2025
- 424B2 Prospectus supplement for an offering Nov 4, 2025
Proxies 8 of 20
- DEFA14A Extra proxy material Mar 30, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 30, 2026
- DEFA14A Extra proxy material Mar 31, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 31, 2025
- PX14A6G Shareholder's own proxy material Apr 12, 2024
- DEFA14A Extra proxy material Apr 1, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 1, 2024
- DEFA14A Extra proxy material Apr 12, 2023
Ownership 8 of 583
- 4 Insider reported a trade Aug 18, 2026
- 144 Notice of a proposed sale of restricted stock Aug 14, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- 4 Insider reported a trade Jul 15, 2026
- 4 Insider reported a trade May 27, 2026
- 4 Insider reported a trade May 26, 2026
- 144 Notice of a proposed sale of restricted stock May 22, 2026
- 4 Insider reported a trade May 21, 2026
Other 8 of 59
- 11-K Employee stock plan report Jun 18, 2026
- ARS Annual report sent to shareholders Mar 30, 2026
- 11-K Employee stock plan report Jun 18, 2025
- ARS Annual report sent to shareholders Mar 31, 2025
- 11-K Employee stock plan report Jun 26, 2024
- ARS Annual report sent to shareholders Apr 1, 2024
- 11-K Employee stock plan report Jun 26, 2023
- ARS Annual report sent to shareholders Apr 12, 2023
Everything here comes from Nisource Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.