ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

MORGAN STANLEY's Holding History (CIK: 0000895421)

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

Q4 2025

Shares 3,084,452 Value ($000) $200,520 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 3,151,558 Value ($000) $212,447 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 3,495,284 Value ($000) $211,360 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 3,464,070 Value ($000) $222,913 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 2,808,847 Value ($000) $166,115 Avg Close $58.37 Range $54.30 - $62.16

Q3 2024

Shares 2,754,341 Value ($000) $167,161 Avg Close $54.38 Range $48.12 - $58.63

Q2 2024

Shares 2,875,006 Value ($000) $146,338 Avg Close $47.71 Range $44.54 - $49.81

Q1 2024

Shares 2,920,795 Value ($000) $147,208 Avg Close $46.11 Range $44.14 - $48.90

Q4 2023

Shares 2,903,501 Value ($000) $148,950 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 2,854,562 Value ($000) $138,304 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 2,667,823 Value ($000) $140,007 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 2,589,126 Value ($000) $138,259 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 2,505,898 Value ($000) $138,351 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 1,809,797 Value ($000) $95,900 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 1,850,497 Value ($000) $108,458 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 876,004 Value ($000) $54,734 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 932,447 Value ($000) $57,317 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 1,093,694 Value ($000) $61,225 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 1,180,570 Value ($000) $65,829 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 689,802 Value ($000) $37,360 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 856,011 Value ($000) $44,110 Avg Close $45.61 Range $40.48 - $49.39

Q3 2020

Shares 650,561 Value ($000) $33,602 Avg Close $44.02 Range $39.84 - $46.94

Q2 2020

Shares 414,260 Value ($000) $19,819 Avg Close $40.72 Range $36.29 - $45.31

Q1 2020

Shares 448,840 Value ($000) $21,674 Avg Close $45.48 Range $31.34 - $50.16

Q4 2019

Shares 537,937 Value ($000) $29,436 Avg Close $43.82 Range $42.11 - $45.80

Q3 2019

Shares 506,404 Value ($000) $27,312 Avg Close $42.08 Range $39.53 - $44.83

Q2 2019

Shares 350,170 Value ($000) $17,187 Avg Close $38.79 Range $37.00 - $40.91

Q1 2019

Shares 377,107 Value ($000) $17,773 Avg Close $36.14 Range $32.70 - $38.77

Q4 2018

Shares 661,084 Value ($000) $27,931 Avg Close $35.19 Range $32.65 - $37.38

Q3 2018

Shares 617,209 Value ($000) $26,274 Avg Close $34.13 Range $32.72 - $35.18

Q2 2018

Shares 725,152 Value ($000) $30,688 Avg Close $32.46 Range $30.20 - $34.35

Q1 2018

Shares 604,263 Value ($000) $24,691 Avg Close $30.84 Range $28.88 - $33.21

Q4 2017

Shares 907,244 Value ($000) $38,658 Avg Close $33.80 Range $31.68 - $35.41

Q3 2017

Shares 536,041 Value ($000) $22,283 Avg Close $32.04 Range $30.14 - $33.72

Q2 2017

Shares 447,455 Value ($000) $17,975 Avg Close $30.93 Range $29.83 - $32.31

Q1 2017

Shares 1,370,023 Value ($000) $54,268 Avg Close $29.08 Range $27.58 - $30.63

Q4 2016

Shares 889,671 Value ($000) $33,708 Avg Close $27.74 Range $26.27 - $29.13

Q3 2016

Shares 1,306,610 Value ($000) $50,055 Avg Close $29.26 Range $27.72 - $30.41

Q2 2016

Shares 600,633 Value ($000) $23,844 Avg Close $27.46 Range $25.25 - $29.85

Q1 2016

Shares 270,274 Value ($000) $20,076 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 291,112 Value ($000) $18,180 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 548,111 Value ($000) $32,058 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 414,182 Value ($000) $23,906 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 477,241 Value ($000) $30,066 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 256,656 Value ($000) $17,047 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 230,876 Value ($000) $12,793 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 242,834 Value ($000) $14,779 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 238,440 Value ($000) $13,546 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 313,992 Value ($000) $16,202 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 363,704 Value ($000) $18,021 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 427,847 Value ($000) $21,572 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,084,452	$200,520	$66.83	$64.30 - $69.59
Q3 2025	3,151,558	$212,447	$63.88	$59.07 - $67.04
Q2 2025	3,495,284	$211,360	$60.10	$55.76 - $64.19
Q1 2025	3,464,070	$222,913	$59.57	$54.52 - $64.99
Q4 2024	2,808,847	$166,115	$58.37	$54.30 - $62.16
Q3 2024	2,754,341	$167,161	$54.38	$48.12 - $58.63
Q2 2024	2,875,006	$146,338	$47.71	$44.54 - $49.81
Q1 2024	2,920,795	$147,208	$46.11	$44.14 - $48.90
Q4 2023	2,903,501	$148,950	$46.45	$41.77 - $50.29
Q3 2023	2,854,562	$138,304	$47.84	$44.23 - $51.62
Q2 2023	2,667,823	$140,007	$49.05	$46.13 - $51.23
Q1 2023	2,589,126	$138,259	$48.28	$45.19 - $50.77
Q4 2022	2,505,898	$138,351	$48.07	$42.22 - $51.90
Q3 2022	1,809,797	$95,900	$53.87	$47.25 - $57.82
Q2 2022	1,850,497	$108,458	$53.50	$48.14 - $57.66
Q1 2022	876,004	$54,734	$52.37	$48.33 - $55.78
Q4 2021	932,447	$57,317	$50.05	$47.35 - $54.07
Q3 2021	1,093,694	$61,225	$51.28	$47.64 - $54.21
Q2 2021	1,180,570	$65,829	$48.83	$45.94 - $51.03
Q1 2021	689,802	$37,360	$42.55	$39.42 - $47.06
Q4 2020	856,011	$44,110	$45.61	$40.48 - $49.39
Q3 2020	650,561	$33,602	$44.02	$39.84 - $46.94
Q2 2020	414,260	$19,819	$40.72	$36.29 - $45.31
Q1 2020	448,840	$21,674	$45.48	$31.34 - $50.16
Q4 2019	537,937	$29,436	$43.82	$42.11 - $45.80
Q3 2019	506,404	$27,312	$42.08	$39.53 - $44.83
Q2 2019	350,170	$17,187	$38.79	$37.00 - $40.91
Q1 2019	377,107	$17,773	$36.14	$32.70 - $38.77
Q4 2018	661,084	$27,931	$35.19	$32.65 - $37.38
Q3 2018	617,209	$26,274	$34.13	$32.72 - $35.18
Q2 2018	725,152	$30,688	$32.46	$30.20 - $34.35
Q1 2018	604,263	$24,691	$30.84	$28.88 - $33.21
Q4 2017	907,244	$38,658	$33.80	$31.68 - $35.41
Q3 2017	536,041	$22,283	$32.04	$30.14 - $33.72
Q2 2017	447,455	$17,975	$30.93	$29.83 - $32.31
Q1 2017	1,370,023	$54,268	$29.08	$27.58 - $30.63
Q4 2016	889,671	$33,708	$27.74	$26.27 - $29.13
Q3 2016	1,306,610	$50,055	$29.26	$27.72 - $30.41
Q2 2016	600,633	$23,844	$27.46	$25.25 - $29.85
Q1 2016	270,274	$20,076	$24.74	$22.13 - $27.34
Q4 2015	291,112	$18,180	$21.84	$20.45 - $23.41
Q3 2015	548,111	$32,058	$21.20	$19.59 - $22.72
Q2 2015	414,182	$23,906	$21.63	$20.41 - $22.74
Q1 2015	477,241	$30,066	$23.04	$21.25 - $25.01
Q4 2014	256,656	$17,047	$21.73	$19.32 - $24.55
Q3 2014	230,876	$12,793	$20.07	$19.08 - $21.06
Q2 2014	242,834	$14,779	$19.98	$19.02 - $21.06
Q1 2014	238,440	$13,546	$18.07	$16.97 - $19.54
Q4 2013	313,992	$16,202	$17.48	$16.43 - $18.23
Q3 2013	363,704	$18,021	$17.15	$16.21 - $18.15
Q2 2013	427,847	$21,572	$16.89	$15.60 - $17.85