SEC EDGAR Submission 0001140361-26-011851

<SEC-DOCUMENT>0001140361-26-011851-index.html : 20260330
<SEC-HEADER>0001140361-26-011851.hdr.sgml : 20260330
<ACCEPTANCE-DATETIME>20260330063106
ACCESSION NUMBER:		0001140361-26-011851
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		54
CONFORMED PERIOD OF REPORT:	20260511
FILED AS OF DATE:		20260330
DATE AS OF CHANGE:		20260330

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NISOURCE INC.
		CENTRAL INDEX KEY:			0001111711
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				352108964
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16189
		FILM NUMBER:		26809865

	BUSINESS ADDRESS:	
		STREET 1:		801 EAST 86TH AVE
		CITY:			MERRILLVILLE
		STATE:			IN
		ZIP:			46410-6272
		BUSINESS PHONE:		2196475200

	MAIL ADDRESS:	
		STREET 1:		801 EAST 86TH AVE
		CITY:			MERRILLVILLE
		STATE:			IN
		ZIP:			46410-6272

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NISOURCE INC/DE
		DATE OF NAME CHANGE:	20001103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NEW NISOURCE INC
		DATE OF NAME CHANGE:	20000412
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>ny20055306x771_def14a.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: ny20055306x771_def14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>ni-20260511.xsd
<DESCRIPTION>INLINE XBRL TAXONOMY EXTENSION - SCHEMA
<TEXT>
Document 2 - file: ni-20260511.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>3
<FILENAME>ni-20260511_def.xml
<DESCRIPTION>INLINE XBRL TAXONOMY EXTENSION - DEFINITION LINKBASE
<TEXT>
Document 3 - file: ni-20260511_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>ni-20260511_lab.xml
<DESCRIPTION>INLINE XBRL TAXONOMY EXTENSION - LABEL LINKBASE
<TEXT>
Document 4 - file: ni-20260511_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>ni-20260511_pre.xml
<DESCRIPTION>INLINE XBRL TAXONOMY EXTENSION - PRESENTATION LINKBASE
<TEXT>
Document 5 - file: ni-20260511_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>logo_nisource2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: logo_nisource2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>ny20055306x771_anderson-new.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: ny20055306x771_anderson-new.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>ny20055306x771_birmingham.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: ny20055306x771_birmingham.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>ny20055306x771_clee.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: ny20055306x771_clee.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>ny20055306x771_cover.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: ny20055306x771_cover.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>ny20055306x771_dhenretta.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: ny20055306x771_dhenretta.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>ny20055306x771_dhersman.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: ny20055306x771_dhersman.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>ny20055306x771_diversity.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: ny20055306x771_diversity.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>ny20055306x771_ebutler.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: ny20055306x771_ebutler.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>ny20055306x771_jefferson-new.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: ny20055306x771_jefferson-new.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>ny20055306x771_johnmcavoy.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: ny20055306x771_johnmcavoy.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>ny20055306x771_kkabat.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: ny20055306x771_kkabat.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>ny20055306x771_lloydmyates.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: ny20055306x771_lloydmyates.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>ny20055306x771_luhrs-new.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: ny20055306x771_luhrs-new.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>ny20055306x771_mjesanis.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: ny20055306x771_mjesanis.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>ny20055306x771_paltabef.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: ny20055306x771_paltabef.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>ny20055306x771_piechart.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: ny20055306x771_piechart.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>ny20055306x771_slbarbour.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: ny20055306x771_slbarbour.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>ny20055306x771_thbunting.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: ny20055306x771_thbunting.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>25
<FILENAME>ny20055306x771_uncheck.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 25 - file: ny20055306x771_uncheck.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>26
<FILENAME>ny20055306x771_wdjohnson.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 26 - file: ny20055306x771_wdjohnson.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>27
<FILENAME>ny20055306x771_yates-new.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 27 - file: ny20055306x771_yates-new.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>28
<FILENAME>ny20055306x777_bullet.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 28 - file: ny20055306x777_bullet.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>29
<FILENAME>ny20055306x777_check1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 29 - file: ny20055306x777_check1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>30
<FILENAME>ny20055306x777_check2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 30 - file: ny20055306x777_check2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>31
<FILENAME>ny20055306x777_uncheck.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 31 - file: ny20055306x777_uncheck.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>32
<FILENAME>sig_cucciak.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 32 - file: sig_cucciak.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>33
<FILENAME>ny20055306x771_pc01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 33 - file: ny20055306x771_pc01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>34
<FILENAME>ny20055306x771_pc02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 34 - file: ny20055306x771_pc02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>35
<FILENAME>ny20055306x771_graphic2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 35 - file: ny20055306x771_graphic2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>36
<FILENAME>ny20055306x771_graphic4.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 36 - file: ny20055306x771_graphic4.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>37
<FILENAME>ny20055306x771_graphic5.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 37 - file: ny20055306x771_graphic5.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>38
<FILENAME>ny20055306x771_graphic6.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 38 - file: ny20055306x771_graphic6.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>39
<FILENAME>ny20055306x771_pvp1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 39 - file: ny20055306x771_pvp1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>40
<FILENAME>ny20055306x771_pvp2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 40 - file: ny20055306x771_pvp2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>41
<FILENAME>ny20055306x771_pvp3.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 41 - file: ny20055306x771_pvp3.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>42
<FILENAME>ny20055306x777_bulletx2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 42 - file: ny20055306x777_bulletx2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>43
<FILENAME>ny20055306x777_check1x2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 43 - file: ny20055306x777_check1x2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>44
<FILENAME>ny20055306x777_check2x2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 44 - file: ny20055306x777_check2x2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>46
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 46 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>47
<FILENAME>R2.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 47 - file: R2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>48
<FILENAME>R3.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 48 - file: R3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>49
<FILENAME>R4.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 49 - file: R4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>50
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 50 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>51
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 51 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>53
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 53 - file: FilingSummary.html

Document 53 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>55
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 55 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>56
<FILENAME>0001140361-26-011851-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 56 - file: 0001140361-26-011851-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>57
<FILENAME>ny20055306x771_def14a_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 57 - file: ny20055306x771_def14a_htm.html

Document 57 - RAW XML: ny20055306x771_def14a_htm.xml

</DOCUMENT>
</SEC-DOCUMENT>