{"cik":"0001111711","ticker":"NI","name":"NISOURCE INC.","sic_code":"4931","sic_description":"Electric & Other Services Combined","exchange":"NYSE","state_of_incorporation":"DE","fiscal_year_end":"1231","first_filing_date":"2026-05-11","last_filing_date":"2026-07-15","url":"/sec/cik-0001111711","insider_summary":{"total_transactions":14,"unique_insiders":12,"latest_transaction":"2026-07-13"},"recent_filings":[{"accession_number":"0001111711-26-000078","form_type":"4","form_type_family":"insider","doc_date":"2026-07-15","title":"4 — NISOURCE INC. — 2026-07-15","url_slug":"/sec/cik-0001111711/4/0001111711-26-000078","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000078-index.html"},{"accession_number":"0001111711-26-000071","form_type":"4","form_type_family":"insider","doc_date":"2026-05-21","title":"4 — NISOURCE INC. — 2026-05-21","url_slug":"/sec/cik-0001111711/4/0001111711-26-000071","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000071-index.html"},{"accession_number":"0001959173-26-003866","form_type":"144","form_type_family":"other","doc_date":"2026-05-21","title":"144 — NISOURCE INC. — 2026-05-21","url_slug":"/sec/cik-0001111711/144/0001959173-26-003866","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001959173-26-003866-index.html"},{"accession_number":"0001959173-26-003810","form_type":"144","form_type_family":"other","doc_date":"2026-05-20","title":"144 — NISOURCE INC. — 2026-05-20","url_slug":"/sec/cik-0001111711/144/0001959173-26-003810","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001959173-26-003810-index.html"},{"accession_number":"0001193125-26-228913","form_type":"8-K","form_type_family":"current","doc_date":"2026-05-18","title":"8-K — NISOURCE INC. — 2026-05-18","url_slug":"/sec/cik-0001111711/8-k/0001193125-26-228913","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001193125-26-228913-index.html"},{"accession_number":"0001959173-26-003591","form_type":"144","form_type_family":"other","doc_date":"2026-05-14","title":"144 — NISOURCE INC. — 2026-05-14","url_slug":"/sec/cik-0001111711/144/0001959173-26-003591","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001959173-26-003591-index.html"},{"accession_number":"0001111711-26-000069","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000069","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000069-index.html"},{"accession_number":"0001111711-26-000067","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000067","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000067-index.html"},{"accession_number":"0001111711-26-000061","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000061","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000061-index.html"},{"accession_number":"0001111711-26-000059","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000059","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000059-index.html"},{"accession_number":"0001111711-26-000057","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000057","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000057-index.html"},{"accession_number":"0001111711-26-000055","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000055","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000055-index.html"},{"accession_number":"0001111711-26-000053","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000053","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000053-index.html"},{"accession_number":"0001111711-26-000051","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000051","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000051-index.html"},{"accession_number":"0001111711-26-000049","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000049","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000049-index.html"},{"accession_number":"0001111711-26-000047","form_type":"4","form_type_family":"insider","doc_date":"2026-05-13","title":"4 — NISOURCE INC. — 2026-05-13","url_slug":"/sec/cik-0001111711/4/0001111711-26-000047","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001111711-26-000047-index.html"},{"accession_number":"0001193125-26-219872","form_type":"8-K","form_type_family":"current","doc_date":"2026-05-12","title":"8-K — NISOURCE INC. — 2026-05-12","url_slug":"/sec/cik-0001111711/8-k/0001193125-26-219872","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001193125-26-219872-index.html"},{"accession_number":"0001193125-26-219771","form_type":"424B2","form_type_family":"registration","doc_date":"2026-05-12","title":"424B2 — NISOURCE INC. — 2026-05-12","url_slug":"/sec/cik-0001111711/424b2/0001193125-26-219771","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001193125-26-219771-index.html"},{"accession_number":"0001193125-26-217159","form_type":"FWP","form_type_family":"other","doc_date":"2026-05-11","title":"FWP — NISOURCE INC. — 2026-05-11","url_slug":"/sec/cik-0001111711/fwp/0001193125-26-217159","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001193125-26-217159-index.html"},{"accession_number":"0001193125-26-215864","form_type":"424B5","form_type_family":"registration","doc_date":"2026-05-11","title":"424B5 — NISOURCE INC. — 2026-05-11","url_slug":"/sec/cik-0001111711/424b5/0001193125-26-215864","edgar_url":"https://www.sec.gov/Archives/edgar/data/1111711/0001193125-26-215864-index.html"}],"related_endpoints":{"profile":"/sec/NI/profile","timeline":"/sec/NI/timeline","peers":"/sec/NI/peers","insider_pulse":"/sec/NI/insider-pulse","insider_summary":"/sec/NI/insider-summary","insider_transactions":"/sec/NI/insider-transactions","form144":"/sec/NI/form144","holdings_as_filer":"/sec/NI/holdings","financial_facts":"/sec/NI/financial-facts","derivatives":"/sec/NI/derivatives","officers":"/sec/NI/officers","insider_network":"/sec/NI/insider-network","risk_flags":"/sec/NI/risk-flags","filings":"/sec/NI/filings","cross_topic_dossier":"/api/v1/dossier?ticker=NI"}}