ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

CARLSON CAPITAL L P's Holding History (CIK: 0001056973)

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

Q1 2020

Shares 575,638 Value ($000) $27,798 Avg Close $45.48 Range $31.34 - $50.16

Q4 2019

Shares 289,800 Value ($000) $15,858 Avg Close $43.82 Range $42.11 - $45.80

Q2 2019

Shares 799,859 Value ($000) $39,257 Avg Close $38.79 Range $37.00 - $40.91

Q1 2019

Shares 808,839 Value ($000) $38,121 Avg Close $36.14 Range $32.70 - $38.77

Q4 2018

Shares 1,014,300 Value ($000) $42,854 Avg Close $35.19 Range $32.65 - $37.38

Q4 2013

Shares 436,099 Value ($000) $22,503 Avg Close $17.48 Range $16.43 - $18.23

Q3 2013

Shares 309,830 Value ($000) $15,352 Avg Close $17.15 Range $16.21 - $18.15

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	575,638	$27,798	$45.48	$31.34 - $50.16
Q4 2019	289,800	$15,858	$43.82	$42.11 - $45.80
Q2 2019	799,859	$39,257	$38.79	$37.00 - $40.91
Q1 2019	808,839	$38,121	$36.14	$32.70 - $38.77
Q4 2018	1,014,300	$42,854	$35.19	$32.65 - $37.38
Q4 2013	436,099	$22,503	$17.48	$16.43 - $18.23
Q3 2013	309,830	$15,352	$17.15	$16.21 - $18.15