Year archive

NISOURCE INC. — 2026 filings

All 30 regulatory filings released by NISOURCE INC. (NI) in 2026, sourced directly from the official regulator.

30 Filings

2026 Period

2026 filings (30)

Filing	Released	Lang
8-K Regulatory Filings	2026-05-18	English
424B2 - NISOURCE INC. (0001111711) (Filer) Regulatory Filings	2026-05-12	English
424B5 - NISOURCE INC. (0001111711) (Filer) Regulatory Filings	2026-05-11	English
10-Q - NISOURCE INC. (0001111711) (Filer) Interim / Quarterly Report Q1 2026	2026-05-06	English
8-K - NISOURCE INC. (0001111711) (Filer) Regulatory Filings	2026-05-06	English
ARS - NISOURCE INC. (0001111711) (Filer) Annual Report	2026-03-30	English
DEFA14A - NISOURCE INC. (0001111711) (Filer) Regulatory Filings	2026-03-30	English
DEF 14A - NISOURCE INC. (0001111711) (Filer) Proxy Solicitation & Information Statement	2026-03-30	English
SCHEDULE 13G/A - NISOURCE INC. (0001111711) (Subject) Major Shareholding Notification	2026-03-27	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-03-03	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-02-19	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-02-17	English
10-K Filing Annual Report FY 2025	2026-02-11	English
8-K Filing Regulatory Filings	2026-02-11	English
4 Filing Director's Dealing	2026-01-27	English
4 - NISOURCE INC. (0001111711) (Filer) Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English
4 Filing Director's Dealing	2026-01-23	English

Filings by year

2026 30 filings
2025 79 filings
2024 95 filings
2023 99 filings
2022 77 filings
2021 72 filings
2020 97 filings
2019 74 filings
2018 111 filings
2017 93 filings
2016 65 filings
2015 89 filings
2014 61 filings
2013 69 filings
2012 68 filings
2011 89 filings
2010 98 filings