ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

Impact Capital Partners LLC's Holding History (CIK: 0002054916)

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

Q4 2025

Shares 4,083 Value ($000) $265 Avg Close $66.83 Range $64.30 - $69.59

Q3 2025

Shares 4,193 Value ($000) $283 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 4,238 Value ($000) $256 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 4,214 Value ($000) $271 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 3,892 Value ($000) $230 Avg Close $58.37 Range $54.30 - $62.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,083	$265	$66.83	$64.30 - $69.59
Q3 2025	4,193	$283	$63.88	$59.07 - $67.04
Q2 2025	4,238	$256	$60.10	$55.76 - $64.19
Q1 2025	4,214	$271	$59.57	$54.52 - $64.99
Q4 2024	3,892	$230	$58.37	$54.30 - $62.16