ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

Brandywine Global Investment Management, LLC's Holding History (CIK: 0000829108)

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

Q4 2025

Shares 57,239 Value ($000) $3,721 Avg Close $66.83 Range $64.30 - $69.59

Q4 2023

Shares 121,117 Value ($000) $6,213 Avg Close $46.45 Range $41.77 - $50.29

Q3 2023

Shares 127,288 Value ($000) $6,167 Avg Close $47.84 Range $44.23 - $51.62

Q2 2023

Shares 134,567 Value ($000) $7,062 Avg Close $49.05 Range $46.13 - $51.23

Q1 2023

Shares 146,207 Value ($000) $7,807 Avg Close $48.28 Range $45.19 - $50.77

Q4 2022

Shares 160,436 Value ($000) $8,858 Avg Close $48.07 Range $42.22 - $51.90

Q3 2022

Shares 170,884 Value ($000) $9,055 Avg Close $53.87 Range $47.25 - $57.82

Q2 2022

Shares 173,303 Value ($000) $10,157 Avg Close $53.50 Range $48.14 - $57.66

Q1 2022

Shares 184,621 Value ($000) $11,535 Avg Close $52.37 Range $48.33 - $55.78

Q4 2021

Shares 193,421 Value ($000) $11,890 Avg Close $50.05 Range $47.35 - $54.07

Q3 2021

Shares 173,999 Value ($000) $9,740 Avg Close $51.28 Range $47.64 - $54.21

Q1 2016

Shares 247 Value ($000) $19 Avg Close $24.74 Range $22.13 - $27.34

Q4 2015

Shares 247 Value ($000) $16 Avg Close $21.84 Range $20.45 - $23.41

Q3 2015

Shares 247 Value ($000) $15 Avg Close $21.20 Range $19.59 - $22.72

Q2 2015

Shares 247 Value ($000) $15 Avg Close $21.63 Range $20.41 - $22.74

Q1 2015

Shares 83,587 Value ($000) $5,266 Avg Close $23.04 Range $21.25 - $25.01

Q4 2014

Shares 81,957 Value ($000) $5,444 Avg Close $21.73 Range $19.32 - $24.55

Q3 2014

Shares 74,867 Value ($000) $4,149 Avg Close $20.07 Range $19.08 - $21.06

Q2 2014

Shares 61,747 Value ($000) $3,758 Avg Close $19.98 Range $19.02 - $21.06

Q1 2014

Shares 53,347 Value ($000) $3,031 Avg Close $18.07 Range $16.97 - $19.54

Q4 2013

Shares 53,127 Value ($000) $2,742 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 52,463 Value ($000) $2,600 Avg Close $17.15 Range $16.21 - $18.15

Q2 2013

Shares 47,353 Value ($000) $2,388 Avg Close $16.89 Range $15.60 - $17.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	57,239	$3,721	$66.83	$64.30 - $69.59
Q4 2023	121,117	$6,213	$46.45	$41.77 - $50.29
Q3 2023	127,288	$6,167	$47.84	$44.23 - $51.62
Q2 2023	134,567	$7,062	$49.05	$46.13 - $51.23
Q1 2023	146,207	$7,807	$48.28	$45.19 - $50.77
Q4 2022	160,436	$8,858	$48.07	$42.22 - $51.90
Q3 2022	170,884	$9,055	$53.87	$47.25 - $57.82
Q2 2022	173,303	$10,157	$53.50	$48.14 - $57.66
Q1 2022	184,621	$11,535	$52.37	$48.33 - $55.78
Q4 2021	193,421	$11,890	$50.05	$47.35 - $54.07
Q3 2021	173,999	$9,740	$51.28	$47.64 - $54.21
Q1 2016	247	$19	$24.74	$22.13 - $27.34
Q4 2015	247	$16	$21.84	$20.45 - $23.41
Q3 2015	247	$15	$21.20	$19.59 - $22.72
Q2 2015	247	$15	$21.63	$20.41 - $22.74
Q1 2015	83,587	$5,266	$23.04	$21.25 - $25.01
Q4 2014	81,957	$5,444	$21.73	$19.32 - $24.55
Q3 2014	74,867	$4,149	$20.07	$19.08 - $21.06
Q2 2014	61,747	$3,758	$19.98	$19.02 - $21.06
Q1 2014	53,347	$3,031	$18.07	$16.97 - $19.54
Q4 2013	53,127	$2,742	$17.48	$16.43 - $18.23
Q3 2013	52,463	$2,600	$17.15	$16.21 - $18.15
Q2 2013	47,353	$2,388	$16.89	$15.60 - $17.85