ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q4 2025

Shares 8,503 Value ($000) $553 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 57,866 Value ($000) $3,901 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 41,017 Value ($000) $2,480 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 37,512 Value ($000) $2,414 Avg Close $59.57 Range $54.52 - $64.99

Q2 2024

Shares 4,979 Value ($000) $0 Avg Close $47.71 Range $44.54 - $49.81

Q1 2024

Shares 6,487 Value ($000) $0 Avg Close $46.11 Range $44.14 - $48.90

Q4 2023

Shares 11,556 Value ($000) $1 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 19,477 Value ($000) $1 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 78,719 Value ($000) $4 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 124,086 Value ($000) $7 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 53,701 Value ($000) $3 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 176,586 Value ($000) $9,357 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 132,268 Value ($000) $7,752 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 57,017 Value ($000) $3,562 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 51,182 Value ($000) $3,146 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 39,801 Value ($000) $2,228 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 32,633 Value ($000) $1,820 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 27,741 Value ($000) $1,502 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 88,205 Value ($000) $4,545 Avg Close $45.61 Range $40.48 - $49.39

Q3 2020

Shares 196,477 Value ($000) $10,148 Avg Close $44.02 Range $39.84 - $46.94

Q2 2020

Shares 143,592 Value ($000) $6,869 Avg Close $40.72 Range $36.29 - $45.31

Q1 2020

Shares 136,365 Value ($000) $6,585 Avg Close $45.48 Range $31.34 - $50.16

Q3 2018

Shares 228,472 Value ($000) $9,726 Avg Close $34.13 Range $32.72 - $35.18

Q2 2018

Shares 242,966 Value ($000) $10,282 Avg Close $32.46 Range $30.20 - $34.35

Q1 2018

Shares 51,166 Value ($000) $2,091 Avg Close $30.84 Range $28.88 - $33.21

Q4 2017

Shares 63,407 Value ($000) $2,702 Avg Close $33.80 Range $31.68 - $35.41

Q3 2017

Shares 76,210 Value ($000) $3,168 Avg Close $32.04 Range $30.14 - $33.72

Q3 2016

Shares 8,712 Value ($000) $334 Avg Close $29.26 Range $27.72 - $30.41

Q2 2016

Shares 16,188 Value ($000) $643 Avg Close $27.46 Range $25.25 - $29.85

Q1 2016

Shares 6,173 Value ($000) $459 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 2,760 Value ($000) $172 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 6,049 Value ($000) $354 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 47,139 Value ($000) $2,721 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 32,448 Value ($000) $2,044 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 25,040 Value ($000) $1,663 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 26,898 Value ($000) $1,490 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 49,454 Value ($000) $3,010 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 48,934 Value ($000) $2,780 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 24,686 Value ($000) $1,274 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 33,499 Value ($000) $1,660 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 4,816 Value ($000) $243 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,503	$553	$66.83	$64.30 - $69.59
Q3 2025	57,866	$3,901	$63.88	$59.07 - $67.04
Q2 2025	41,017	$2,480	$60.10	$55.76 - $64.19
Q1 2025	37,512	$2,414	$59.57	$54.52 - $64.99
Q2 2024	4,979	$0	$47.71	$44.54 - $49.81
Q1 2024	6,487	$0	$46.11	$44.14 - $48.90
Q4 2023	11,556	$1	$46.45	$41.77 - $50.29
Q3 2023	19,477	$1	$47.84	$44.23 - $51.62
Q2 2023	78,719	$4	$49.05	$46.13 - $51.23
Q1 2023	124,086	$7	$48.28	$45.19 - $50.77
Q4 2022	53,701	$3	$48.07	$42.22 - $51.90
Q3 2022	176,586	$9,357	$53.87	$47.25 - $57.82
Q2 2022	132,268	$7,752	$53.50	$48.14 - $57.66
Q1 2022	57,017	$3,562	$52.37	$48.33 - $55.78
Q4 2021	51,182	$3,146	$50.05	$47.35 - $54.07
Q3 2021	39,801	$2,228	$51.28	$47.64 - $54.21
Q2 2021	32,633	$1,820	$48.83	$45.94 - $51.03
Q1 2021	27,741	$1,502	$42.55	$39.42 - $47.06
Q4 2020	88,205	$4,545	$45.61	$40.48 - $49.39
Q3 2020	196,477	$10,148	$44.02	$39.84 - $46.94
Q2 2020	143,592	$6,869	$40.72	$36.29 - $45.31
Q1 2020	136,365	$6,585	$45.48	$31.34 - $50.16
Q3 2018	228,472	$9,726	$34.13	$32.72 - $35.18
Q2 2018	242,966	$10,282	$32.46	$30.20 - $34.35
Q1 2018	51,166	$2,091	$30.84	$28.88 - $33.21
Q4 2017	63,407	$2,702	$33.80	$31.68 - $35.41
Q3 2017	76,210	$3,168	$32.04	$30.14 - $33.72
Q3 2016	8,712	$334	$29.26	$27.72 - $30.41
Q2 2016	16,188	$643	$27.46	$25.25 - $29.85
Q1 2016	6,173	$459	$24.74	$22.13 - $27.34
Q4 2015	2,760	$172	$21.84	$20.45 - $23.41
Q3 2015	6,049	$354	$21.20	$19.59 - $22.72
Q2 2015	47,139	$2,721	$21.63	$20.41 - $22.74
Q1 2015	32,448	$2,044	$23.04	$21.25 - $25.01
Q4 2014	25,040	$1,663	$21.73	$19.32 - $24.55
Q3 2014	26,898	$1,490	$20.07	$19.08 - $21.06
Q2 2014	49,454	$3,010	$19.98	$19.02 - $21.06
Q1 2014	48,934	$2,780	$18.07	$16.97 - $19.54
Q4 2013	24,686	$1,274	$17.48	$16.43 - $18.23
Q3 2013	33,499	$1,660	$17.15	$16.21 - $18.15
Q2 2013	4,816	$243	$16.89	$15.60 - $17.85