ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

Mitsubishi UFJ Kokusai Asset Management Co., Ltd.'s Holding History (CIK: 0001466546)

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

Q4 2025

Shares 541,724 Value ($000) $35,532 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 528,539 Value ($000) $35,629 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 484,638 Value ($000) $29,306 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 464,668 Value ($000) $29,901 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 427,806 Value ($000) $24,958 Avg Close $58.37 Range $54.30 - $62.16

Q3 2024

Shares 398,892 Value ($000) $24,209 Avg Close $54.38 Range $48.12 - $58.63

Q2 2024

Shares 337,944 Value ($000) $17,201 Avg Close $47.71 Range $44.54 - $49.81

Q1 2024

Shares 342,544 Value ($000) $17,264 Avg Close $46.11 Range $44.14 - $48.90

Q4 2023

Shares 262,048 Value ($000) $13,564 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 230,317 Value ($000) $11,159 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 220,193 Value ($000) $11,556 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 193,420 Value ($000) $10,329 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 191,570 Value ($000) $10,607 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 162,138 Value ($000) $8,592 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 141,860 Value ($000) $8,314 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 138,470 Value ($000) $8,652 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 121,623 Value ($000) $7,401 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 110,067 Value ($000) $6,162 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 93,969 Value ($000) $5,240 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 88,346 Value ($000) $4,785 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 78,546 Value ($000) $4,047 Avg Close $45.61 Range $40.48 - $49.39

Q3 2020

Shares 74,582 Value ($000) $3,852 Avg Close $44.02 Range $39.84 - $46.94

Q2 2020

Shares 62,113 Value ($000) $2,971 Avg Close $40.72 Range $36.29 - $45.31

Q1 2020

Shares 53,013 Value ($000) $2,560 Avg Close $45.48 Range $31.34 - $50.16

Q4 2019

Shares 55,384 Value ($000) $2,980 Avg Close $43.82 Range $42.11 - $45.80

Q3 2019

Shares 47,219 Value ($000) $2,547 Avg Close $42.08 Range $39.53 - $44.83

Q2 2019

Shares 45,625 Value ($000) $2,239 Avg Close $38.79 Range $37.00 - $40.91

Q1 2019

Shares 38,240 Value ($000) $1,802 Avg Close $36.14 Range $32.70 - $38.77

Q4 2018

Shares 35,196 Value ($000) $1,451 Avg Close $35.19 Range $32.65 - $37.38

Q3 2018

Shares 36,072 Value ($000) $1,536 Avg Close $34.13 Range $32.72 - $35.18

Q2 2018

Shares 37,308 Value ($000) $1,579 Avg Close $32.46 Range $30.20 - $34.35

Q1 2018

Shares 41,113 Value ($000) $1,680 Avg Close $30.84 Range $28.88 - $33.21

Q4 2017

Shares 44,611 Value ($000) $1,862 Avg Close $33.80 Range $31.68 - $35.41

Q3 2017

Shares 41,786 Value ($000) $1,737 Avg Close $32.04 Range $30.14 - $33.72

Q2 2017

Shares 44,189 Value ($000) $1,775 Avg Close $30.93 Range $29.83 - $32.31

Q1 2017

Shares 47,789 Value ($000) $1,893 Avg Close $29.08 Range $27.58 - $30.63

Q4 2016

Shares 46,250 Value ($000) $1,754 Avg Close $27.74 Range $26.27 - $29.13

Q3 2016

Shares 46,581 Value ($000) $1,785 Avg Close $29.26 Range $27.72 - $30.41

Q2 2016

Shares 45,561 Value ($000) $1,809 Avg Close $27.46 Range $25.25 - $29.85

Q1 2016

Shares 21,209 Value ($000) $1,575 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 14,509 Value ($000) $906 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 13,338 Value ($000) $780 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 13,539 Value ($000) $781 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 14,200 Value ($000) $895 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 15,162 Value ($000) $1,008 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 17,101 Value ($000) $948 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 18,931 Value ($000) $1,152 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 19,843 Value ($000) $1,127 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 20,676 Value ($000) $1,048 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 22,394 Value ($000) $1,110 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 24,600 Value ($000) $1,240 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	541,724	$35,532	$66.83	$64.30 - $69.59
Q3 2025	528,539	$35,629	$63.88	$59.07 - $67.04
Q2 2025	484,638	$29,306	$60.10	$55.76 - $64.19
Q1 2025	464,668	$29,901	$59.57	$54.52 - $64.99
Q4 2024	427,806	$24,958	$58.37	$54.30 - $62.16
Q3 2024	398,892	$24,209	$54.38	$48.12 - $58.63
Q2 2024	337,944	$17,201	$47.71	$44.54 - $49.81
Q1 2024	342,544	$17,264	$46.11	$44.14 - $48.90
Q4 2023	262,048	$13,564	$46.45	$41.77 - $50.29
Q3 2023	230,317	$11,159	$47.84	$44.23 - $51.62
Q2 2023	220,193	$11,556	$49.05	$46.13 - $51.23
Q1 2023	193,420	$10,329	$48.28	$45.19 - $50.77
Q4 2022	191,570	$10,607	$48.07	$42.22 - $51.90
Q3 2022	162,138	$8,592	$53.87	$47.25 - $57.82
Q2 2022	141,860	$8,314	$53.50	$48.14 - $57.66
Q1 2022	138,470	$8,652	$52.37	$48.33 - $55.78
Q4 2021	121,623	$7,401	$50.05	$47.35 - $54.07
Q3 2021	110,067	$6,162	$51.28	$47.64 - $54.21
Q2 2021	93,969	$5,240	$48.83	$45.94 - $51.03
Q1 2021	88,346	$4,785	$42.55	$39.42 - $47.06
Q4 2020	78,546	$4,047	$45.61	$40.48 - $49.39
Q3 2020	74,582	$3,852	$44.02	$39.84 - $46.94
Q2 2020	62,113	$2,971	$40.72	$36.29 - $45.31
Q1 2020	53,013	$2,560	$45.48	$31.34 - $50.16
Q4 2019	55,384	$2,980	$43.82	$42.11 - $45.80
Q3 2019	47,219	$2,547	$42.08	$39.53 - $44.83
Q2 2019	45,625	$2,239	$38.79	$37.00 - $40.91
Q1 2019	38,240	$1,802	$36.14	$32.70 - $38.77
Q4 2018	35,196	$1,451	$35.19	$32.65 - $37.38
Q3 2018	36,072	$1,536	$34.13	$32.72 - $35.18
Q2 2018	37,308	$1,579	$32.46	$30.20 - $34.35
Q1 2018	41,113	$1,680	$30.84	$28.88 - $33.21
Q4 2017	44,611	$1,862	$33.80	$31.68 - $35.41
Q3 2017	41,786	$1,737	$32.04	$30.14 - $33.72
Q2 2017	44,189	$1,775	$30.93	$29.83 - $32.31
Q1 2017	47,789	$1,893	$29.08	$27.58 - $30.63
Q4 2016	46,250	$1,754	$27.74	$26.27 - $29.13
Q3 2016	46,581	$1,785	$29.26	$27.72 - $30.41
Q2 2016	45,561	$1,809	$27.46	$25.25 - $29.85
Q1 2016	21,209	$1,575	$24.74	$22.13 - $27.34
Q4 2015	14,509	$906	$21.84	$20.45 - $23.41
Q3 2015	13,338	$780	$21.20	$19.59 - $22.72
Q2 2015	13,539	$781	$21.63	$20.41 - $22.74
Q1 2015	14,200	$895	$23.04	$21.25 - $25.01
Q4 2014	15,162	$1,008	$21.73	$19.32 - $24.55
Q3 2014	17,101	$948	$20.07	$19.08 - $21.06
Q2 2014	18,931	$1,152	$19.98	$19.02 - $21.06
Q1 2014	19,843	$1,127	$18.07	$16.97 - $19.54
Q4 2013	20,676	$1,048	$17.48	$16.43 - $18.23
Q3 2013	22,394	$1,110	$17.15	$16.21 - $18.15
Q2 2013	24,600	$1,240	$16.89	$15.60 - $17.85