List of insiders holdings for Alliant Energy Corporation:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
LARSEN JOHN O
Board Chair and CEO		2023-02-27 21:28:52221,527
10,780		232,307Form 4
KAMPLING PATRICIA L
Chairman and CEO		2019-06-04 12:57:45200,365
9635.78		210,001Form 4
HARVEY WILLIAM D
Chairman and CEO		2012-02-29 14:14:38143,385
29,598		172,984Form 4
PROTSCH ELIOT G
SR EXEC VP, COO		2009-11-18 16:42:2888,532
25,415		113,947Form 4
DURIAN ROBERT J
EVP and CFO		2023-02-27 21:31:36102,705
5069.87		107,775Form 4
BENNETT MICHAEL L
Director		2017-10-16 16:54:4792,330
0		92,330Form 4
Oestreich Dean C
Director		2016-10-17 12:38:3459,450
0		59,450Form 4
GALLEGOS JAMES H
EVP, Gen Cnsl and Corp Sec		2022-03-01 16:34:1757,448
1549.8		58,998Form 4
Sanders Carol P
Director		2016-10-17 12:43:1052,779
0		52,779Form 4
Kouba Terry L
Senior Vice President		2023-02-27 21:34:5640,157
9984.42		50,141Form 4
ALLEN PATRICK E
Director		2022-10-13 16:56:4336,813
0		36,813Form 4
OTOOLE THOMAS F
Director		2023-01-11 14:57:3932,139
0		32,139Form 4
de Leon David A
Senior Vice President		2023-02-27 21:33:2029,978
1892.48		31,871Form 4
PERDUE DAVID A
Director		2014-11-18 17:16:2630,207
0		30,207Form 4
CASTINE CHARLES
SUBSIDIARY VP		2004-01-05 17:10:1427,539
0		27,539Form 4
KOPP DOUGLAS R.
Senior Vice President		2019-02-26 18:13:0022,476
4191.56		26,667Form 4
RESCHKE WAYNE A
Senior Vice President		2017-09-11 17:06:0224,497
0		24,497Form 4
HOFFMAN JAMES E
EXECUTIVE VICE PRESIDENT		2005-01-05 13:12:0924,199
0		24,199Form 4
ALLER THOMAS L
Senior Vice President		2014-03-17 12:43:2217,512
6260.2		23,772Form 4
NEWHALL ANN K
Director		2015-08-18 18:20:2723,119
0		23,119Form 4
SCHLUTZ ROBERT W
Director		2006-05-18 16:56:4423,108
0		23,108Form 4
Whiting Susan D
Director		2023-01-11 14:58:0122,022
0		22,022Form 4
WEILER ANTHONY R
Director		2007-02-20 17:21:4420,463
1389		21,852Form 4
WALKER THOMAS M
EXECUTIVE VICE PRESIDENT		2003-08-21 12:40:4221,762
0		21,762Form 4
SWAN BARBARA J
Executive Vice President		2011-01-04 12:41:2013,680
7564.07		21,244Form 4
HANSON THOMAS L
Senior Vice President, CFO		2016-03-04 15:14:5418,726
1781.43		20,507Form 4
MALEY MICHAEL P
SUBSIDIARY VP		2004-01-05 17:11:0918,767
0		18,767Form 4
DOYLE DUNDEANA K
Senior Vice President		2011-08-18 11:50:309425.17
7843.27		17,268Form 4
Newport Roger K
Director		2023-01-11 14:58:1916,675
0		16,675Form 4
ZUHLKE KIM K
VICE PRESIDENT		2004-01-05 17:07:5116,171
0		16,171Form 4
Bilitz Benjamin M
CAO and Controller		2023-02-27 21:30:0415,809
0		15,809Form 4
PYLE JUDITH D
Director		2008-07-10 16:47:1515,425
0		15,425Form 5/A
MINECK DANIEL L
SUBSIDIARY VP		2004-01-05 17:04:0515,257
0		15,257Form 4
MOORE PEGGY HOWARD
VICE PRESIDENT		2008-03-11 18:06:378138.97
4303.84		12,443Form 4
Dunie Deborah B.
Director		2018-09-17 16:54:2912,300
0		12,300Form 4
Barton Lisa M
President and COO		2023-02-27 21:27:2012,023
0		12,023Form 4
HAZEL DARRYL B
Director		2015-08-18 18:02:2511,538
0		11,538Form 4
WEGNER PAMELA J
EXECUTIVE VICE PRESIDENT		2004-05-24 11:15:3611,491
0		11,491Form 4
ARENDS ALAN B
Director		2004-05-19 10:00:5610,959
0		10,959Form 4
Garcia Michael Dennis
Director		2023-01-11 14:57:0110,643
0		10,643Form 4
DAVIS ERROLL B JR
CHAIRMAN		2006-01-18 16:30:250
9693.44		9693.44Form 4
MCALLISTER SINGLETON B
Director		2015-08-18 18:03:479143.04
0		9143.04Form 4
SCHMIDT JOEL J
Vice President		2012-01-31 17:19:196223.57
2230.67		8454.24Form 4
SIEHR BARBARA A
VICE PRESIDENT		2004-01-05 17:07:058043
0		8043Form 4
GEBHART VERN A
VICE PRESIDENT		2004-01-05 17:01:077828
0		7828Form 4
EVANS JACK
Director		2004-02-20 12:27:327028.14
0		7028.14Form 4
KRATCHMER JOHN E
VP, CONTROLLER		2006-12-01 10:03:016866.44
0		6866.44Form 4/A
Falotico Nancy Joy
Director		2023-01-11 14:57:185025.53
0		5025.53Form 4
LYALL KATHARINE C
Director		2005-01-19 16:07:424469.18
0		4469.18Form 4
Luhrs Michael
Senior Vice President		2023-02-27 21:36:124037
0		4037Form 4
SHEFCHEK JOSEPH E
ASSISTANT VICE PRESIDENT		2003-11-20 11:50:332655.26
0		2655.26Form 4
PETERSON JOHN K
SUBSIDIARY VP		2004-01-21 16:14:281758.84
0		1758.84Form 4
Evanko Jillian C.
Director		2021-01-12 13:38:50794.85
0		794.85Form 4
Cox Stephanie
Director		2023-02-14 10:27:31500
0		500Form 3
LEACH JAMES A
Director		2007-05-11 16:53:56100
0		100Form 3