NISOURCE INC

Ticker: NI CUSIP: 65473P105 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025

Shares 561,618 Value ($000) $23,453 Avg Close $42.62 Range $40.75 - $44.58

Q3 2025

Shares 556,392 Value ($000) $24,092 Avg Close $41.04 Range $38.07 - $43.22

Q2 2025

Shares 556,777 Value ($000) $22,460 Avg Close $38.61 Range $34.92 - $40.25

Q1 2025

Shares 552,006 Value ($000) $22,130 Avg Close $37.65 Range $34.53 - $40.61

Q4 2024

Shares 535,310 Value ($000) $19,678 Avg Close $34.83 Range $32.48 - $37.50

Q3 2024

Shares 557,191 Value ($000) $19,307 Avg Close $30.72 Range $27.20 - $33.49

Q2 2024

Shares 591,956 Value ($000) $17,054 Avg Close $26.92 Range $24.89 - $28.17

Q1 2024

Shares 598,359 Value ($000) $16,551 Avg Close $24.83 Range $23.51 - $26.28

Q4 2023

Shares 578,299 Value ($000) $15,354 Avg Close $24.04 Range $21.24 - $25.67

Q3 2023

Shares 597,208 Value ($000) $14,739 Avg Close $25.04 Range $22.81 - $26.39

Q2 2023

Shares 639,162 Value ($000) $17,481 Avg Close $25.49 Range $24.33 - $26.66

Q1 2023

Shares 642,049 Value ($000) $17,952 Avg Close $24.88 Range $23.66 - $25.79

Q4 2022

Shares 648,612 Value ($000) $17,785 Avg Close $23.70 Range $21.30 - $25.84

Q3 2022

Shares 642,050 Value ($000) $16,173 Avg Close $26.33 Range $22.49 - $28.55

Q2 2022

Shares 650,726 Value ($000) $19,190 Avg Close $26.85 Range $23.44 - $28.74

Q1 2022

Shares 629,071 Value ($000) $20,004 Avg Close $25.52 Range $23.10 - $28.21

Q4 2021

Shares 672,298 Value ($000) $18,562 Avg Close $22.19 Range $20.82 - $24.36

Q3 2021

Shares 660,546 Value ($000) $16,005 Avg Close $21.56 Range $20.50 - $22.41

Q2 2021

Shares 668,939 Value ($000) $16,389 Avg Close $21.80 Range $20.01 - $22.86

Q1 2021

Shares 667,041 Value ($000) $16,082 Avg Close $19.14 Range $17.80 - $20.84

Q4 2020

Shares 668,384 Value ($000) $15,333 Avg Close $19.68 Range $17.87 - $21.34

Q3 2020

Shares 666,502 Value ($000) $14,663 Avg Close $19.36 Range $17.80 - $21.02

Q2 2020

Shares 652,924 Value ($000) $14,847 Avg Close $19.95 Range $17.79 - $22.59

Q1 2020

Shares 629,723 Value ($000) $15,724 Avg Close $22.67 Range $16.09 - $25.06

Q4 2019

Shares 585,727 Value ($000) $16,307 Avg Close $22.34 Range $21.19 - $24.31

Q3 2019

Shares 602,298 Value ($000) $18,021 Avg Close $23.74 Range $22.21 - $24.87

Q2 2019

Shares 600,659 Value ($000) $17,299 Avg Close $22.64 Range $21.66 - $23.96

Q1 2019

Shares 596,020 Value ($000) $17,082 Avg Close $21.49 Range $19.60 - $23.07

Q4 2018

Shares 594,176 Value ($000) $15,062 Avg Close $20.42 Range $19.05 - $22.01

Q3 2018

Shares 598,667 Value ($000) $14,919 Avg Close $20.80 Range $19.35 - $22.14

Q2 2018

Shares 598,081 Value ($000) $15,718 Avg Close $19.12 Range $18.16 - $20.57

Q1 2018

Shares 555,166 Value ($000) $13,274 Avg Close $18.30 Range $17.40 - $19.75

Q4 2017

Shares 572,525 Value ($000) $14,697 Avg Close $20.38 Range $18.94 - $21.35

Q3 2017

Shares 548,941 Value ($000) $14,047 Avg Close $20.05 Range $18.94 - $20.85

Q2 2017

Shares 598,761 Value ($000) $15,184 Avg Close $18.88 Range $17.73 - $20.15

Q1 2017

Shares 659,900 Value ($000) $15,699 Avg Close $17.18 Range $16.18 - $18.30

Q4 2016

Shares 688,900 Value ($000) $15,252 Avg Close $16.59 Range $15.82 - $17.85

Q3 2016

Shares 706,700 Value ($000) $17,039 Avg Close $18.54 Range $17.21 - $19.86

Q2 2016

Shares 700,800 Value ($000) $18,585 Avg Close $17.66 Range $16.09 - $19.56

Q1 2016

Shares 693,306 Value ($000) $16,334 Avg Close $15.66 Range $13.85 - $17.38

Q4 2015

Shares 606,845 Value ($000) $11,840 Avg Close $13.95 Range $13.22 - $14.63

Q3 2015

Shares 597,647 Value ($000) $11,086 Avg Close $12.30 Range $11.57 - $13.39

Q2 2015

Shares 579,650 Value ($000) $26,426 Avg Close $12.70 Range $11.86 - $13.80

Q1 2015

Shares 595,419 Value ($000) $26,294 Avg Close $12.01 Range $11.41 - $12.59

Q4 2014

Shares 605,234 Value ($000) $25,674 Avg Close $11.47 Range $10.36 - $12.46

Q3 2014

Shares 599,566 Value ($000) $24,570 Avg Close $10.70 Range $9.93 - $11.50

Q2 2014

Shares 574,908 Value ($000) $22,617 Avg Close $10.06 Range $9.35 - $10.87

Q1 2014

Shares 567,608 Value ($000) $20,167 Avg Close $9.34 Range $8.67 - $10.02

Q4 2013

Shares 564,908 Value ($000) $18,574 Avg Close $8.50 Range $8.06 - $9.04

Q3 2013

Shares 561,008 Value ($000) $17,330 Avg Close $8.06 Range $7.51 - $8.38

Q2 2013

Shares 543,748 Value ($000) $15,573 Avg Close $7.81 Range $7.21 - $8.30

Q1 2013

Shares 538,518 Value ($000) $15,800 Avg Close $7.14 Range $6.50 - $7.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	561,618	$23,453	$42.62	$40.75 - $44.58
Q3 2025	556,392	$24,092	$41.04	$38.07 - $43.22
Q2 2025	556,777	$22,460	$38.61	$34.92 - $40.25
Q1 2025	552,006	$22,130	$37.65	$34.53 - $40.61
Q4 2024	535,310	$19,678	$34.83	$32.48 - $37.50
Q3 2024	557,191	$19,307	$30.72	$27.20 - $33.49
Q2 2024	591,956	$17,054	$26.92	$24.89 - $28.17
Q1 2024	598,359	$16,551	$24.83	$23.51 - $26.28
Q4 2023	578,299	$15,354	$24.04	$21.24 - $25.67
Q3 2023	597,208	$14,739	$25.04	$22.81 - $26.39
Q2 2023	639,162	$17,481	$25.49	$24.33 - $26.66
Q1 2023	642,049	$17,952	$24.88	$23.66 - $25.79
Q4 2022	648,612	$17,785	$23.70	$21.30 - $25.84
Q3 2022	642,050	$16,173	$26.33	$22.49 - $28.55
Q2 2022	650,726	$19,190	$26.85	$23.44 - $28.74
Q1 2022	629,071	$20,004	$25.52	$23.10 - $28.21
Q4 2021	672,298	$18,562	$22.19	$20.82 - $24.36
Q3 2021	660,546	$16,005	$21.56	$20.50 - $22.41
Q2 2021	668,939	$16,389	$21.80	$20.01 - $22.86
Q1 2021	667,041	$16,082	$19.14	$17.80 - $20.84
Q4 2020	668,384	$15,333	$19.68	$17.87 - $21.34
Q3 2020	666,502	$14,663	$19.36	$17.80 - $21.02
Q2 2020	652,924	$14,847	$19.95	$17.79 - $22.59
Q1 2020	629,723	$15,724	$22.67	$16.09 - $25.06
Q4 2019	585,727	$16,307	$22.34	$21.19 - $24.31
Q3 2019	602,298	$18,021	$23.74	$22.21 - $24.87
Q2 2019	600,659	$17,299	$22.64	$21.66 - $23.96
Q1 2019	596,020	$17,082	$21.49	$19.60 - $23.07
Q4 2018	594,176	$15,062	$20.42	$19.05 - $22.01
Q3 2018	598,667	$14,919	$20.80	$19.35 - $22.14
Q2 2018	598,081	$15,718	$19.12	$18.16 - $20.57
Q1 2018	555,166	$13,274	$18.30	$17.40 - $19.75
Q4 2017	572,525	$14,697	$20.38	$18.94 - $21.35
Q3 2017	548,941	$14,047	$20.05	$18.94 - $20.85
Q2 2017	598,761	$15,184	$18.88	$17.73 - $20.15
Q1 2017	659,900	$15,699	$17.18	$16.18 - $18.30
Q4 2016	688,900	$15,252	$16.59	$15.82 - $17.85
Q3 2016	706,700	$17,039	$18.54	$17.21 - $19.86
Q2 2016	700,800	$18,585	$17.66	$16.09 - $19.56
Q1 2016	693,306	$16,334	$15.66	$13.85 - $17.38
Q4 2015	606,845	$11,840	$13.95	$13.22 - $14.63
Q3 2015	597,647	$11,086	$12.30	$11.57 - $13.39
Q2 2015	579,650	$26,426	$12.70	$11.86 - $13.80
Q1 2015	595,419	$26,294	$12.01	$11.41 - $12.59
Q4 2014	605,234	$25,674	$11.47	$10.36 - $12.46
Q3 2014	599,566	$24,570	$10.70	$9.93 - $11.50
Q2 2014	574,908	$22,617	$10.06	$9.35 - $10.87
Q1 2014	567,608	$20,167	$9.34	$8.67 - $10.02
Q4 2013	564,908	$18,574	$8.50	$8.06 - $9.04
Q3 2013	561,008	$17,330	$8.06	$7.51 - $8.38
Q2 2013	543,748	$15,573	$7.81	$7.21 - $8.30
Q1 2013	538,518	$15,800	$7.14	$6.50 - $7.75