ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO's Holding History (CIK: 0001007280)

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

Q4 2025

Shares 83,269 Value ($000) $5,413 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 86,187 Value ($000) $5,810 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 85,692 Value ($000) $5,182 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 84,842 Value ($000) $5,460 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 88,026 Value ($000) $5,206 Avg Close $58.37 Range $54.30 - $62.16

Q2 2024

Shares 97,701 Value ($000) $4,973 Avg Close $47.71 Range $44.54 - $49.81

Q1 2024

Shares 97,642 Value ($000) $4,921 Avg Close $46.11 Range $44.14 - $48.90

Q4 2023

Shares 105,259 Value ($000) $5,400 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 102,383 Value ($000) $4,960 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 113,725 Value ($000) $5,968 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 124,643 Value ($000) $6,656 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 184,321 Value ($000) $10,176 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 185,743 Value ($000) $9,843 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 191,730 Value ($000) $11,237 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 194,396 Value ($000) $12,146 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 206,638 Value ($000) $12,702 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 215,827 Value ($000) $12,082 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 144,119 Value ($000) $8,036 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 132,699 Value ($000) $7,187 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 123,925 Value ($000) $6,386 Avg Close $45.61 Range $40.48 - $49.39

Q3 2020

Shares 104,583 Value ($000) $5,402 Avg Close $44.02 Range $39.84 - $46.94

Q2 2020

Shares 98,750 Value ($000) $4,724 Avg Close $40.72 Range $36.29 - $45.31

Q1 2020

Shares 97,517 Value ($000) $4,709 Avg Close $45.48 Range $31.34 - $50.16

Q4 2019

Shares 85,711 Value ($000) $4,690 Avg Close $43.82 Range $42.11 - $45.80

Q3 2019

Shares 82,226 Value ($000) $4,434 Avg Close $42.08 Range $39.53 - $44.83

Q2 2019

Shares 82,935 Value ($000) $4,070 Avg Close $38.79 Range $37.00 - $40.91

Q1 2019

Shares 89,826 Value ($000) $4,233 Avg Close $36.14 Range $32.70 - $38.77

Q4 2018

Shares 96,696 Value ($000) $4,085 Avg Close $35.19 Range $32.65 - $37.38

Q3 2018

Shares 93,551 Value ($000) $3,982 Avg Close $34.13 Range $32.72 - $35.18

Q2 2018

Shares 94,550 Value ($000) $4,001 Avg Close $32.46 Range $30.20 - $34.35

Q1 2018

Shares 99,332 Value ($000) $4,059 Avg Close $30.84 Range $28.88 - $33.21

Q4 2017

Shares 100,919 Value ($000) $4,300 Avg Close $33.80 Range $31.68 - $35.41

Q3 2017

Shares 99,518 Value ($000) $4,137 Avg Close $32.04 Range $30.14 - $33.72

Q2 2017

Shares 100,514 Value ($000) $4,038 Avg Close $30.93 Range $29.83 - $32.31

Q1 2017

Shares 104,195 Value ($000) $4,127 Avg Close $29.08 Range $27.58 - $30.63

Q4 2016

Shares 104,195 Value ($000) $4,027 Avg Close $27.74 Range $26.27 - $29.13

Q3 2016

Shares 101,517 Value ($000) $3,889 Avg Close $29.26 Range $27.72 - $30.41

Q2 2016

Shares 91,058 Value ($000) $3,615 Avg Close $27.46 Range $25.25 - $29.85

Q1 2016

Shares 43,613 Value ($000) $3,240 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 36,858 Value ($000) $2,302 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 38,231 Value ($000) $2,236 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 44,346 Value ($000) $2,560 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 39,991 Value ($000) $2,519 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 39,721 Value ($000) $2,638 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 31,232 Value ($000) $1,731 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 45,685 Value ($000) $2,780 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 66,353 Value ($000) $3,770 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 72,565 Value ($000) $3,744 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 71,832 Value ($000) $3,559 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 20,599 Value ($000) $1,039 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	83,269	$5,413	$66.83	$64.30 - $69.59
Q3 2025	86,187	$5,810	$63.88	$59.07 - $67.04
Q2 2025	85,692	$5,182	$60.10	$55.76 - $64.19
Q1 2025	84,842	$5,460	$59.57	$54.52 - $64.99
Q4 2024	88,026	$5,206	$58.37	$54.30 - $62.16
Q2 2024	97,701	$4,973	$47.71	$44.54 - $49.81
Q1 2024	97,642	$4,921	$46.11	$44.14 - $48.90
Q4 2023	105,259	$5,400	$46.45	$41.77 - $50.29
Q3 2023	102,383	$4,960	$47.84	$44.23 - $51.62
Q2 2023	113,725	$5,968	$49.05	$46.13 - $51.23
Q1 2023	124,643	$6,656	$48.28	$45.19 - $50.77
Q4 2022	184,321	$10,176	$48.07	$42.22 - $51.90
Q3 2022	185,743	$9,843	$53.87	$47.25 - $57.82
Q2 2022	191,730	$11,237	$53.50	$48.14 - $57.66
Q1 2022	194,396	$12,146	$52.37	$48.33 - $55.78
Q4 2021	206,638	$12,702	$50.05	$47.35 - $54.07
Q3 2021	215,827	$12,082	$51.28	$47.64 - $54.21
Q2 2021	144,119	$8,036	$48.83	$45.94 - $51.03
Q1 2021	132,699	$7,187	$42.55	$39.42 - $47.06
Q4 2020	123,925	$6,386	$45.61	$40.48 - $49.39
Q3 2020	104,583	$5,402	$44.02	$39.84 - $46.94
Q2 2020	98,750	$4,724	$40.72	$36.29 - $45.31
Q1 2020	97,517	$4,709	$45.48	$31.34 - $50.16
Q4 2019	85,711	$4,690	$43.82	$42.11 - $45.80
Q3 2019	82,226	$4,434	$42.08	$39.53 - $44.83
Q2 2019	82,935	$4,070	$38.79	$37.00 - $40.91
Q1 2019	89,826	$4,233	$36.14	$32.70 - $38.77
Q4 2018	96,696	$4,085	$35.19	$32.65 - $37.38
Q3 2018	93,551	$3,982	$34.13	$32.72 - $35.18
Q2 2018	94,550	$4,001	$32.46	$30.20 - $34.35
Q1 2018	99,332	$4,059	$30.84	$28.88 - $33.21
Q4 2017	100,919	$4,300	$33.80	$31.68 - $35.41
Q3 2017	99,518	$4,137	$32.04	$30.14 - $33.72
Q2 2017	100,514	$4,038	$30.93	$29.83 - $32.31
Q1 2017	104,195	$4,127	$29.08	$27.58 - $30.63
Q4 2016	104,195	$4,027	$27.74	$26.27 - $29.13
Q3 2016	101,517	$3,889	$29.26	$27.72 - $30.41
Q2 2016	91,058	$3,615	$27.46	$25.25 - $29.85
Q1 2016	43,613	$3,240	$24.74	$22.13 - $27.34
Q4 2015	36,858	$2,302	$21.84	$20.45 - $23.41
Q3 2015	38,231	$2,236	$21.20	$19.59 - $22.72
Q2 2015	44,346	$2,560	$21.63	$20.41 - $22.74
Q1 2015	39,991	$2,519	$23.04	$21.25 - $25.01
Q4 2014	39,721	$2,638	$21.73	$19.32 - $24.55
Q3 2014	31,232	$1,731	$20.07	$19.08 - $21.06
Q2 2014	45,685	$2,780	$19.98	$19.02 - $21.06
Q1 2014	66,353	$3,770	$18.07	$16.97 - $19.54
Q4 2013	72,565	$3,744	$17.48	$16.43 - $18.23
Q3 2013	71,832	$3,559	$17.15	$16.21 - $18.15
Q2 2013	20,599	$1,039	$16.89	$15.60 - $17.85