NISOURCE INC

Ticker: NI CUSIP: 65473P105 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 138,864 Value ($000) $5,799 Avg Close $42.62 Range $40.75 - $44.58

Q3 2025

Shares 147,045 Value ($000) $6,367 Avg Close $41.04 Range $38.07 - $43.22

Q2 2025

Shares 152,613 Value ($000) $6,156 Avg Close $38.61 Range $34.92 - $40.25

Q1 2025

Shares 159,335 Value ($000) $6,388 Avg Close $37.65 Range $34.53 - $40.61

Q4 2024

Shares 167,425 Value ($000) $6,241 Avg Close $34.83 Range $32.48 - $37.50

Q3 2024

Shares 176,824 Value ($000) $6,127 Avg Close $30.72 Range $27.20 - $33.49

Q2 2024

Shares 179,974 Value ($000) $5,185 Avg Close $26.92 Range $24.89 - $28.17

Q1 2024

Shares 185,874 Value ($000) $5,141 Avg Close $24.83 Range $23.51 - $26.28

Q4 2023

Shares 189,179 Value ($000) $5,023 Avg Close $24.04 Range $21.24 - $25.67

Q3 2023

Shares 194,879 Value ($000) $4,810 Avg Close $25.04 Range $22.81 - $26.39

Q2 2023

Shares 195,147 Value ($000) $5,337 Avg Close $25.49 Range $24.33 - $26.66

Q1 2023

Shares 238,207 Value ($000) $6,660 Avg Close $24.88 Range $23.66 - $25.79

Q4 2022

Shares 248,033 Value ($000) $6,801 Avg Close $23.70 Range $21.30 - $25.84

Q3 2022

Shares 249,933 Value ($000) $6,295 Avg Close $26.33 Range $22.49 - $28.55

Q2 2022

Shares 259,633 Value ($000) $7,656 Avg Close $26.85 Range $23.44 - $28.74

Q1 2022

Shares 259,578 Value ($000) $8,254 Avg Close $25.52 Range $23.10 - $28.21

Q4 2021

Shares 257,978 Value ($000) $7,122 Avg Close $22.19 Range $20.82 - $24.36

Q3 2021

Shares 236,723 Value ($000) $5,735 Avg Close $21.56 Range $20.50 - $22.41

Q2 2021

Shares 236,723 Value ($000) $5,799 Avg Close $21.80 Range $20.01 - $22.86

Q1 2021

Shares 243,562 Value ($000) $5,872 Avg Close $19.14 Range $17.80 - $20.84

Q4 2020

Shares 243,062 Value ($000) $5,575 Avg Close $19.68 Range $17.87 - $21.34

Q3 2020

Shares 249,895 Value ($000) $5,497 Avg Close $19.36 Range $17.80 - $21.02

Q2 2020

Shares 249,638 Value ($000) $5,676 Avg Close $19.95 Range $17.79 - $22.59

Q1 2020

Shares 257,179 Value ($000) $6,421 Avg Close $22.67 Range $16.09 - $25.06

Q4 2019

Shares 262,469 Value ($000) $7,307 Avg Close $22.34 Range $21.19 - $24.31

Q3 2019

Shares 268,299 Value ($000) $8,027 Avg Close $23.74 Range $22.21 - $24.87

Q2 2019

Shares 274,555 Value ($000) $7,907 Avg Close $22.64 Range $21.66 - $23.96

Q1 2019

Shares 278,105 Value ($000) $7,970 Avg Close $21.49 Range $19.60 - $23.07

Q4 2018

Shares 284,130 Value ($000) $7,202 Avg Close $20.42 Range $19.05 - $22.01

Q3 2018

Shares 296,150 Value ($000) $7,380 Avg Close $20.80 Range $19.35 - $22.14

Q2 2018

Shares 299,050 Value ($000) $7,859 Avg Close $19.12 Range $18.16 - $20.57

Q1 2018

Shares 300,500 Value ($000) $7,184 Avg Close $18.30 Range $17.40 - $19.75

Q4 2017

Shares 319,745 Value ($000) $8,207 Avg Close $20.38 Range $18.94 - $21.35

Q3 2017

Shares 322,816 Value ($000) $8,260 Avg Close $20.05 Range $18.94 - $20.85

Q2 2017

Shares 322,316 Value ($000) $8,173 Avg Close $18.88 Range $17.73 - $20.15

Q1 2017

Shares 326,536 Value ($000) $7,768 Avg Close $17.18 Range $16.18 - $18.30

Q4 2016

Shares 330,651 Value ($000) $7,320 Avg Close $16.59 Range $15.82 - $17.85

Q3 2016

Shares 342,949 Value ($000) $8,268 Avg Close $18.54 Range $17.21 - $19.86

Q2 2016

Shares 348,249 Value ($000) $9,235 Avg Close $17.66 Range $16.09 - $19.56

Q1 2016

Shares 346,499 Value ($000) $8,163 Avg Close $15.66 Range $13.85 - $17.38

Q4 2015

Shares 345,969 Value ($000) $6,749 Avg Close $13.95 Range $13.22 - $14.63

Q3 2015

Shares 358,287 Value ($000) $6,646 Avg Close $12.30 Range $11.57 - $13.39

Q2 2015

Shares 384,012 Value ($000) $17,507 Avg Close $12.70 Range $11.86 - $13.80

Q1 2015

Shares 393,817 Value ($000) $17,390 Avg Close $12.01 Range $11.41 - $12.59

Q4 2014

Shares 403,992 Value ($000) $17,137 Avg Close $11.47 Range $10.36 - $12.46

Q3 2014

Shares 409,369 Value ($000) $16,775 Avg Close $10.70 Range $9.93 - $11.50

Q2 2014

Shares 412,869 Value ($000) $16,242 Avg Close $10.06 Range $9.35 - $10.87

Q1 2014

Shares 416,299 Value ($000) $14,791 Avg Close $9.34 Range $8.67 - $10.02

Q4 2013

Shares 422,189 Value ($000) $13,881 Avg Close $8.50 Range $8.06 - $9.04

Q3 2013

Shares 435,979 Value ($000) $13,467 Avg Close $8.06 Range $7.51 - $8.38

Q2 2013

Shares 436,779 Value ($000) $13,457 Avg Close $7.81 Range $7.21 - $8.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	138,864	$5,799	$42.62	$40.75 - $44.58
Q3 2025	147,045	$6,367	$41.04	$38.07 - $43.22
Q2 2025	152,613	$6,156	$38.61	$34.92 - $40.25
Q1 2025	159,335	$6,388	$37.65	$34.53 - $40.61
Q4 2024	167,425	$6,241	$34.83	$32.48 - $37.50
Q3 2024	176,824	$6,127	$30.72	$27.20 - $33.49
Q2 2024	179,974	$5,185	$26.92	$24.89 - $28.17
Q1 2024	185,874	$5,141	$24.83	$23.51 - $26.28
Q4 2023	189,179	$5,023	$24.04	$21.24 - $25.67
Q3 2023	194,879	$4,810	$25.04	$22.81 - $26.39
Q2 2023	195,147	$5,337	$25.49	$24.33 - $26.66
Q1 2023	238,207	$6,660	$24.88	$23.66 - $25.79
Q4 2022	248,033	$6,801	$23.70	$21.30 - $25.84
Q3 2022	249,933	$6,295	$26.33	$22.49 - $28.55
Q2 2022	259,633	$7,656	$26.85	$23.44 - $28.74
Q1 2022	259,578	$8,254	$25.52	$23.10 - $28.21
Q4 2021	257,978	$7,122	$22.19	$20.82 - $24.36
Q3 2021	236,723	$5,735	$21.56	$20.50 - $22.41
Q2 2021	236,723	$5,799	$21.80	$20.01 - $22.86
Q1 2021	243,562	$5,872	$19.14	$17.80 - $20.84
Q4 2020	243,062	$5,575	$19.68	$17.87 - $21.34
Q3 2020	249,895	$5,497	$19.36	$17.80 - $21.02
Q2 2020	249,638	$5,676	$19.95	$17.79 - $22.59
Q1 2020	257,179	$6,421	$22.67	$16.09 - $25.06
Q4 2019	262,469	$7,307	$22.34	$21.19 - $24.31
Q3 2019	268,299	$8,027	$23.74	$22.21 - $24.87
Q2 2019	274,555	$7,907	$22.64	$21.66 - $23.96
Q1 2019	278,105	$7,970	$21.49	$19.60 - $23.07
Q4 2018	284,130	$7,202	$20.42	$19.05 - $22.01
Q3 2018	296,150	$7,380	$20.80	$19.35 - $22.14
Q2 2018	299,050	$7,859	$19.12	$18.16 - $20.57
Q1 2018	300,500	$7,184	$18.30	$17.40 - $19.75
Q4 2017	319,745	$8,207	$20.38	$18.94 - $21.35
Q3 2017	322,816	$8,260	$20.05	$18.94 - $20.85
Q2 2017	322,316	$8,173	$18.88	$17.73 - $20.15
Q1 2017	326,536	$7,768	$17.18	$16.18 - $18.30
Q4 2016	330,651	$7,320	$16.59	$15.82 - $17.85
Q3 2016	342,949	$8,268	$18.54	$17.21 - $19.86
Q2 2016	348,249	$9,235	$17.66	$16.09 - $19.56
Q1 2016	346,499	$8,163	$15.66	$13.85 - $17.38
Q4 2015	345,969	$6,749	$13.95	$13.22 - $14.63
Q3 2015	358,287	$6,646	$12.30	$11.57 - $13.39
Q2 2015	384,012	$17,507	$12.70	$11.86 - $13.80
Q1 2015	393,817	$17,390	$12.01	$11.41 - $12.59
Q4 2014	403,992	$17,137	$11.47	$10.36 - $12.46
Q3 2014	409,369	$16,775	$10.70	$9.93 - $11.50
Q2 2014	412,869	$16,242	$10.06	$9.35 - $10.87
Q1 2014	416,299	$14,791	$9.34	$8.67 - $10.02
Q4 2013	422,189	$13,881	$8.50	$8.06 - $9.04
Q3 2013	435,979	$13,467	$8.06	$7.51 - $8.38
Q2 2013	436,779	$13,457	$7.81	$7.21 - $8.30