Event Type
Disclosure
Voluntary
Variant
8-K
Other Events. 5.750% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2056 On November 3, 2025, NiSource Inc. (the “Company”) and Barclays Capital Inc.,
Financial Statements and Exhibits. (d) Exhibits Exhibit Number Description 4.1 Third Supplemental Indenture, dated as of November 7, 2025, between NiSource Inc.