Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses:
SEC Accession No. 0001193125-26-217159
Filing Date
2026-05-11
Accepted
2026-05-11 17:25:22
Documents
1

Document Format Files

Seq Description Document Type Size
1 FWP d151470dfwp.htm FWP 21590
  Complete submission text file 0001193125-26-217159.txt   23567
Mailing Address 801 EAST 86TH AVE MERRILLVILLE IN 46410-6272
Business Address 801 EAST 86TH AVE MERRILLVILLE IN 46410-6272 2196475200
NISOURCE INC. (Filed by) CIK: 0001111711 (see all company filings)

EIN.: 352108964 | State of Incorp.: DE | Fiscal Year End: 1231
Type: FWP
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)

Mailing Address 801 EAST 86TH AVE MERRILLVILLE IN 46410-6272
Business Address 801 EAST 86TH AVE MERRILLVILLE IN 46410-6272 2196475200
NISOURCE INC. (Subject) CIK: 0001111711 (see all company filings)

EIN.: 352108964 | State of Incorp.: DE | Fiscal Year End: 1231
Type: FWP | Act: 34 | File No.: 333-291167 | Film No.: 26964588
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)