ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

Castellan Group's Holding History (CIK: 0001832521)

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

Q3 2021

Shares 38,370 Value ($000) $2,148 Avg Close $51.28 Range $47.64 - $54.21

Q2 2021

Shares 15,950 Value ($000) $889 Avg Close $48.83 Range $45.94 - $51.03

Q1 2021

Shares 17,000 Value ($000) $921 Avg Close $42.55 Range $39.42 - $47.06

Q4 2020

Shares 17,000 Value ($000) $876 Avg Close $45.61 Range $40.48 - $49.39

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	38,370	$2,148	$51.28	$47.64 - $54.21
Q2 2021	15,950	$889	$48.83	$45.94 - $51.03
Q1 2021	17,000	$921	$42.55	$39.42 - $47.06
Q4 2020	17,000	$876	$45.61	$40.48 - $49.39