ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q4 2025

Shares 352,895 Value ($000) $22,942 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 351,840 Value ($000) $23,718 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 349,840 Value ($000) $21,155 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 349,716 Value ($000) $22,504 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 355,245 Value ($000) $21,009 Avg Close $58.37 Range $54.30 - $62.16

Q3 2024

Shares 354,395 Value ($000) $21,508 Avg Close $54.38 Range $48.12 - $58.63

Q2 2024

Shares 296,645 Value ($000) $15,099 Avg Close $47.71 Range $44.54 - $49.81

Q1 2024

Shares 250,345 Value ($000) $12,617 Avg Close $46.11 Range $44.14 - $48.90

Q4 2023

Shares 251,293 Value ($000) $12,891 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 254,198 Value ($000) $12,316 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 254,150 Value ($000) $13,338 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 254,150 Value ($000) $13,572 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 254,150 Value ($000) $14,032 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 254,150 Value ($000) $13,467 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 254,150 Value ($000) $14,896 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 255,500 Value ($000) $15,964 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 257,000 Value ($000) $15,798 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 257,900 Value ($000) $14,437 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 258,400 Value ($000) $14,408 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 258,400 Value ($000) $13,995 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 258,400 Value ($000) $13,315 Avg Close $45.61 Range $40.48 - $49.39

Q3 2020

Shares 266,600 Value ($000) $13,770 Avg Close $44.02 Range $39.84 - $46.94

Q2 2020

Shares 266,600 Value ($000) $12,754 Avg Close $40.72 Range $36.29 - $45.31

Q1 2020

Shares 263,600 Value ($000) $12,729 Avg Close $45.48 Range $31.34 - $50.16

Q4 2019

Shares 259,000 Value ($000) $14,172 Avg Close $43.82 Range $42.11 - $45.80

Q3 2019

Shares 299,000 Value ($000) $16,125 Avg Close $42.08 Range $39.53 - $44.83

Q2 2019

Shares 299,000 Value ($000) $14,675 Avg Close $38.79 Range $37.00 - $40.91

Q1 2019

Shares 299,000 Value ($000) $14,092 Avg Close $36.14 Range $32.70 - $38.77

Q4 2018

Shares 299,000 Value ($000) $12,573 Avg Close $35.19 Range $32.65 - $37.38

Q3 2018

Shares 299,000 Value ($000) $12,728 Avg Close $34.13 Range $32.72 - $35.18

Q2 2018

Shares 299,000 Value ($000) $12,654 Avg Close $32.46 Range $30.20 - $34.35

Q1 2018

Shares 299,000 Value ($000) $12,217 Avg Close $30.84 Range $28.88 - $33.21

Q4 2017

Shares 299,000 Value ($000) $12,740 Avg Close $33.80 Range $31.68 - $35.41

Q3 2017

Shares 308,000 Value ($000) $12,804 Avg Close $32.04 Range $30.14 - $33.72

Q2 2017

Shares 308,000 Value ($000) $12,372 Avg Close $30.93 Range $29.83 - $32.31

Q1 2017

Shares 308,000 Value ($000) $12,200 Avg Close $29.08 Range $27.58 - $30.63

Q4 2016

Shares 308,000 Value ($000) $11,670 Avg Close $27.74 Range $26.27 - $29.13

Q3 2016

Shares 308,000 Value ($000) $11,799 Avg Close $29.26 Range $27.72 - $30.41

Q2 2016

Shares 308,000 Value ($000) $12,228 Avg Close $27.46 Range $25.25 - $29.85

Q1 2016

Shares 155,000 Value ($000) $11,513 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 157,000 Value ($000) $9,805 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 157,000 Value ($000) $9,183 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 157,000 Value ($000) $9,062 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 157,000 Value ($000) $9,891 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 170,000 Value ($000) $11,291 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 174,000 Value ($000) $9,641 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 174,000 Value ($000) $10,590 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 174,000 Value ($000) $9,885 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 174,000 Value ($000) $8,978 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 182,000 Value ($000) $9,018 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 190,000 Value ($000) $9,580 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	352,895	$22,942	$66.83	$64.30 - $69.59
Q3 2025	351,840	$23,718	$63.88	$59.07 - $67.04
Q2 2025	349,840	$21,155	$60.10	$55.76 - $64.19
Q1 2025	349,716	$22,504	$59.57	$54.52 - $64.99
Q4 2024	355,245	$21,009	$58.37	$54.30 - $62.16
Q3 2024	354,395	$21,508	$54.38	$48.12 - $58.63
Q2 2024	296,645	$15,099	$47.71	$44.54 - $49.81
Q1 2024	250,345	$12,617	$46.11	$44.14 - $48.90
Q4 2023	251,293	$12,891	$46.45	$41.77 - $50.29
Q3 2023	254,198	$12,316	$47.84	$44.23 - $51.62
Q2 2023	254,150	$13,338	$49.05	$46.13 - $51.23
Q1 2023	254,150	$13,572	$48.28	$45.19 - $50.77
Q4 2022	254,150	$14,032	$48.07	$42.22 - $51.90
Q3 2022	254,150	$13,467	$53.87	$47.25 - $57.82
Q2 2022	254,150	$14,896	$53.50	$48.14 - $57.66
Q1 2022	255,500	$15,964	$52.37	$48.33 - $55.78
Q4 2021	257,000	$15,798	$50.05	$47.35 - $54.07
Q3 2021	257,900	$14,437	$51.28	$47.64 - $54.21
Q2 2021	258,400	$14,408	$48.83	$45.94 - $51.03
Q1 2021	258,400	$13,995	$42.55	$39.42 - $47.06
Q4 2020	258,400	$13,315	$45.61	$40.48 - $49.39
Q3 2020	266,600	$13,770	$44.02	$39.84 - $46.94
Q2 2020	266,600	$12,754	$40.72	$36.29 - $45.31
Q1 2020	263,600	$12,729	$45.48	$31.34 - $50.16
Q4 2019	259,000	$14,172	$43.82	$42.11 - $45.80
Q3 2019	299,000	$16,125	$42.08	$39.53 - $44.83
Q2 2019	299,000	$14,675	$38.79	$37.00 - $40.91
Q1 2019	299,000	$14,092	$36.14	$32.70 - $38.77
Q4 2018	299,000	$12,573	$35.19	$32.65 - $37.38
Q3 2018	299,000	$12,728	$34.13	$32.72 - $35.18
Q2 2018	299,000	$12,654	$32.46	$30.20 - $34.35
Q1 2018	299,000	$12,217	$30.84	$28.88 - $33.21
Q4 2017	299,000	$12,740	$33.80	$31.68 - $35.41
Q3 2017	308,000	$12,804	$32.04	$30.14 - $33.72
Q2 2017	308,000	$12,372	$30.93	$29.83 - $32.31
Q1 2017	308,000	$12,200	$29.08	$27.58 - $30.63
Q4 2016	308,000	$11,670	$27.74	$26.27 - $29.13
Q3 2016	308,000	$11,799	$29.26	$27.72 - $30.41
Q2 2016	308,000	$12,228	$27.46	$25.25 - $29.85
Q1 2016	155,000	$11,513	$24.74	$22.13 - $27.34
Q4 2015	157,000	$9,805	$21.84	$20.45 - $23.41
Q3 2015	157,000	$9,183	$21.20	$19.59 - $22.72
Q2 2015	157,000	$9,062	$21.63	$20.41 - $22.74
Q1 2015	157,000	$9,891	$23.04	$21.25 - $25.01
Q4 2014	170,000	$11,291	$21.73	$19.32 - $24.55
Q3 2014	174,000	$9,641	$20.07	$19.08 - $21.06
Q2 2014	174,000	$10,590	$19.98	$19.02 - $21.06
Q1 2014	174,000	$9,885	$18.07	$16.97 - $19.54
Q4 2013	174,000	$8,978	$17.48	$16.43 - $18.23
Q3 2013	182,000	$9,018	$17.15	$16.21 - $18.15
Q2 2013	190,000	$9,580	$16.89	$15.60 - $17.85