ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

GTS SECURITIES LLC's Holding History (CIK: 0001452765)

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

Q3 2025

Shares 6,631 Value ($000) $447 Avg Close $63.88 Range $59.07 - $67.04

Q2 2025

Shares 3,636 Value ($000) $220 Avg Close $60.10 Range $55.76 - $64.19

Q1 2025

Shares 16,943 Value ($000) $1,090 Avg Close $59.57 Range $54.52 - $64.99

Q4 2024

Shares 3,745 Value ($000) $221 Avg Close $58.37 Range $54.30 - $62.16

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	6,631	$447	$63.88	$59.07 - $67.04
Q2 2025	3,636	$220	$60.10	$55.76 - $64.19
Q1 2025	16,943	$1,090	$59.57	$54.52 - $64.99
Q4 2024	3,745	$221	$58.37	$54.30 - $62.16