Alliant Energy Corp

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Arena Capital Advisors, LLC- CA

DECREASED

Shares17,073,000 from 17,327,000

Change-254,000 (-1%)

Value$17.2M (-$1.9M)

Filed 2026-10-28

Calamos Advisors LLC

INCREASED

Shares15,668,000 from 15,104,000

Change+564,000 (+4%)

Value$15.6M (-$922.8K)

Filed 2026-11-02

Citigroup Inc

NEW

Shares10,706,000

Change+10,706,000

Value$10.7M

Filed 2026-11-04

Rational Advisors, Inc.

UNCHANGED

Shares9,980,000 from 9,980,000

Change0 (0%)

Value$9.9M (-$1.0M)

Filed 2026-11-02

Income Research & Management

DECREASED

Shares7,900,000 from 9,000,000

Change-1,100,000 (-12%)

Value$7.9M (-$2.0M)

Filed 2026-10-21

Conning Inc.

INCREASED

Shares6,915,000 from 5,915,000

Change+1,000,000 (+17%)

Value$6.8M (+$340.6K)

Filed 2026-10-27

RED Cedar Investment Management, LLC

NEW

Shares5,075,000

Change+5,075,000

Value$5.1M

Filed 2026-11-04

Thrivent Financial for Lutherans

DECREASED

Shares4,131,000 from 4,668,000

Change-537,000 (-11%)

Value$4.2K (-$988)

Filed 2026-11-05

RWC Asset Management LLP

DECREASED

Shares2,828,000 from 5,928,000

Change-3,100,000 (-52%)

Value$2.8M (-$3.7M)

Filed 2026-10-22

Central Pacific Bank - Trust Division

NEW

Shares353,000

Change+353,000

Value$351.8K

Filed 2026-10-06

Bank of New York Mellon Corp

UNCHANGED

Shares250,000 from 250,000

Change0 (0%)

Value$249.5K (-$23.9K)

Filed 2026-11-05

XML Financial, LLC

NEW

Shares25,000

Change+25,000

Value$24.9K

Filed 2026-10-29

Valen Private Capital, LLC

NEW

Shares20,000

Change+20,000

Value$19.9K

Filed 2026-10-23

Foresight Capital Management Advisors, Inc.

NEW

Shares14,000

Change+14,000

Value$13.8K

Filed 2026-10-27

Choreo, LLC

NEW

Shares14,000

Change+14,000

Value$14.1K

Filed 2026-10-28

Goldstein Advisors, LLC

UNCHANGED

Shares10,000 from 10,000

Change0 (0%)

Value$9.9K (-$1.1K)

Filed 2026-10-15

Lanark Financial, Inc.

UNCHANGED

Shares10,000 from 10,000

Change0 (0%)

Value$10.0K (-$1.0K)

Filed 2026-10-26

Victory Capital Management Inc

N/A

Shares— from 56,256,000

Change-56,256,000 (-100%)

Value—

Camden Asset Management L P

N/A

Shares— from 48,634,000

Change-48,634,000 (-100%)

Value—

Magnetar Financial LLC

N/A

Shares— from 43,475,000

Change-43,475,000 (-100%)

Value—

Citadel Advisors LLC

N/A

Shares— from 40,000,000

Change-40,000,000 (-100%)

Value—

BlackRock, Inc.

N/A

Shares— from 38,875,000

Change-38,875,000 (-100%)

Value—

Universal- Beteiligungs- und Servicegesellschaft mbH

N/A

Shares— from 32,241,000

Change-32,241,000 (-100%)

Value—

Two Sigma Investments, LP

N/A

Shares— from 29,367,000

Change-29,367,000 (-100%)

Value—

Capstone Investment Advisors, LLC

N/A

Shares— from 27,500,000

Change-27,500,000 (-100%)

Value—

Lazard Asset Management LLC

N/A

Shares— from 26,939,000

Change-26,939,000 (-100%)

Value—

Man Group plc

N/A

Shares— from 20,290,000

Change-20,290,000 (-100%)

Value—

Tenor Capital Management Co., L.P.

N/A

Shares— from 20,000,000

Change-20,000,000 (-100%)

Value—

Lombard Odier Asset Management (Europe) Ltd

N/A

Shares— from 16,526,000

Change-16,526,000 (-100%)

Value—

State Street Corp

N/A

Shares— from 14,400,000

Change-14,400,000 (-100%)

Value—

Bank of America Corp

N/A

Shares— from 14,090,000

Change-14,090,000 (-100%)

Value—

Ameriprise Financial Inc

N/A

Shares— from 12,000,000

Change-12,000,000 (-100%)

Value—

SSI Investment Management LLC

N/A

Shares— from 10,866,000

Change-10,866,000 (-100%)

Value—

Pier 88 Investment Partners LLC

N/A

Shares— from 9,980,000

Change-9,980,000 (-100%)

Value—

D. E. Shaw & Co., Inc.

N/A

Shares— from 8,757,000

Change-8,757,000 (-100%)

Value—

Wellesley Asset Management

N/A

Shares— from 6,500,000

Change-6,500,000 (-100%)

Value—

Zazove Associates LLC

N/A

Shares— from 6,000,000

Change-6,000,000 (-100%)

Value—

FMR LLC

N/A

Shares— from 5,888,000

Change-5,888,000 (-100%)

Value—

Marshall Wace, LLP

N/A

Shares— from 5,000,000

Change-5,000,000 (-100%)

Value—

DZ Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main

N/A

Shares— from 4,800,000

Change-4,800,000 (-100%)

Value—

KIM, LLC

N/A

Shares— from 4,113,000

Change-4,113,000 (-100%)

Value—

State of Wisconsin Investment Board

N/A

Shares— from 4,000,000

Change-4,000,000 (-100%)

Value—

Advent Capital Management

N/A

Shares— from 3,750,000

Change-3,750,000 (-100%)

Value—

UBS Group AG

N/A

Shares— from 3,110,000

Change-3,110,000 (-100%)

Value—

Verition Fund Management LLC

N/A

Shares— from 2,500,000

Change-2,500,000 (-100%)

Value—

Shenkman Capital Management Inc

N/A

Shares— from 1,500,000

Change-1,500,000 (-100%)

Value—

Russell Investments Group, Ltd.

N/A

Shares— from 1,300,000

Change-1,300,000 (-100%)

Value—

Deutsche Bank Ag\

N/A

Shares— from 1,201,000

Change-1,201,000 (-100%)

Value—

Nomura Asset Management International Inc.

N/A

Shares— from 1,150,000

Change-1,150,000 (-100%)

Value—

JPMorgan Chase & Co

N/A

Shares— from 1,085,000

Change-1,085,000 (-100%)

Value—

Wellington Management Group LLP

N/A

Shares— from 685,000

Change-685,000 (-100%)

Value—

Wells Fargo & Company

N/A

Shares— from 652,000

Change-652,000 (-100%)

Value—

Millennium Management LLC

N/A

Shares— from 500,000

Change-500,000 (-100%)

Value—

Zurcher Kantonalbank (Zurich Cantonalbank)

N/A

Shares— from 300,000

Change-300,000 (-100%)

Value—

&partners

N/A

Shares— from 192,000

Change-192,000 (-100%)

Value—

SG Americas Securities, LLC

N/A

Shares— from 35,000

Change-35,000 (-100%)

Value—

Blair William & Co

N/A

Shares— from 29,000

Change-29,000 (-100%)

Value—

Natixis

N/A

Shares— from 5,000

Change-5,000 (-100%)

Value—

Laffer Tengler Investments, Inc.

N/A

Shares— from 2,764

Change-2,764 (-100%)

Value—

	Status
Arena Capital Advisors, LLC- CA	DECREASED	17,073,000	17,327,000	-254,000	-1%	$19.1M	$17.2M	-$1.9M	2026-10-28
Calamos Advisors LLC	INCREASED	15,668,000	15,104,000	+564,000	+4%	$16.5M	$15.6M	-$922.8K	2026-11-02
Citigroup Inc	NEW	10,706,000	—	+10,706,000	—	—	$10.7M	—	2026-11-04
Rational Advisors, Inc.	UNCHANGED	9,980,000	9,980,000	0	0%	$11.0M	$9.9M	-$1.0M	2026-11-02
Income Research & Management	DECREASED	7,900,000	9,000,000	-1,100,000	-12%	$9.9M	$7.9M	-$2.0M	2026-10-21
Conning Inc.	INCREASED	6,915,000	5,915,000	+1,000,000	+17%	$6.5M	$6.8M	+$340.6K	2026-10-27
RED Cedar Investment Management, LLC	NEW	5,075,000	—	+5,075,000	—	—	$5.1M	—	2026-11-04
Thrivent Financial for Lutherans	DECREASED	4,131,000	4,668,000	-537,000	-11%	$5.1K	$4.2K	-$988	2026-11-05
RWC Asset Management LLP	DECREASED	2,828,000	5,928,000	-3,100,000	-52%	$6.5M	$2.8M	-$3.7M	2026-10-22
Central Pacific Bank - Trust Division	NEW	353,000	—	+353,000	—	—	$351.8K	—	2026-10-06
Bank of New York Mellon Corp	UNCHANGED	250,000	250,000	0	0%	$273.3K	$249.5K	-$23.9K	2026-11-05
XML Financial, LLC	NEW	25,000	—	+25,000	—	—	$24.9K	—	2026-10-29
Valen Private Capital, LLC	NEW	20,000	—	+20,000	—	—	$19.9K	—	2026-10-23
Foresight Capital Management Advisors, Inc.	NEW	14,000	—	+14,000	—	—	$13.8K	—	2026-10-27
Choreo, LLC	NEW	14,000	—	+14,000	—	—	$14.1K	—	2026-10-28
Goldstein Advisors, LLC	UNCHANGED	10,000	10,000	0	0%	$11.0K	$9.9K	-$1.1K	2026-10-15
Lanark Financial, Inc.	UNCHANGED	10,000	10,000	0	0%	$11.0K	$10.0K	-$1.0K	2026-10-26
Victory Capital Management Inc	N/A	—	56,256,000	-56,256,000	-100%	$61.7M	—	—	—
Camden Asset Management L P	N/A	—	48,634,000	-48,634,000	-100%	$53.5M	—	—	—
Magnetar Financial LLC	N/A	—	43,475,000	-43,475,000	-100%	$47.6M	—	—	—
Citadel Advisors LLC	N/A	—	40,000,000	-40,000,000	-100%	$43.8M	—	—	—
BlackRock, Inc.	N/A	—	38,875,000	-38,875,000	-100%	$42.8M	—	—	—
Universal- Beteiligungs- und Servicegesellschaft mbH	N/A	—	32,241,000	-32,241,000	-100%	$35.4M	—	—	—
Two Sigma Investments, LP	N/A	—	29,367,000	-29,367,000	-100%	$32.3M	—	—	—
Capstone Investment Advisors, LLC	N/A	—	27,500,000	-27,500,000	-100%	$30.3M	—	—	—
Lazard Asset Management LLC	N/A	—	26,939,000	-26,939,000	-100%	$296.8K	—	—	—
Man Group plc	N/A	—	20,290,000	-20,290,000	-100%	$22.2M	—	—	—
Tenor Capital Management Co., L.P.	N/A	—	20,000,000	-20,000,000	-100%	$21.9M	—	—	—
Lombard Odier Asset Management (Europe) Ltd	N/A	—	16,526,000	-16,526,000	-100%	$18.1M	—	—	—
State Street Corp	N/A	—	14,400,000	-14,400,000	-100%	$15.8M	—	—	—
Bank of America Corp	N/A	—	14,090,000	-14,090,000	-100%	$15.5M	—	—	—
Ameriprise Financial Inc	N/A	—	12,000,000	-12,000,000	-100%	$13.2M	—	—	—
SSI Investment Management LLC	N/A	—	10,866,000	-10,866,000	-100%	$12.0M	—	—	—
Pier 88 Investment Partners LLC	N/A	—	9,980,000	-9,980,000	-100%	$11.0M	—	—	—
D. E. Shaw & Co., Inc.	N/A	—	8,757,000	-8,757,000	-100%	$9.6M	—	—	—
Wellesley Asset Management	N/A	—	6,500,000	-6,500,000	-100%	$5.5M	—	—	—
Zazove Associates LLC	N/A	—	6,000,000	-6,000,000	-100%	$6.6M	—	—	—
FMR LLC	N/A	—	5,888,000	-5,888,000	-100%	$6.5M	—	—	—
Marshall Wace, LLP	N/A	—	5,000,000	-5,000,000	-100%	$5.5M	—	—	—
DZ Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	N/A	—	4,800,000	-4,800,000	-100%	$5.2M	—	—	—
KIM, LLC	N/A	—	4,113,000	-4,113,000	-100%	$4.5M	—	—	—
State of Wisconsin Investment Board	N/A	—	4,000,000	-4,000,000	-100%	$4.4M	—	—	—
Advent Capital Management	N/A	—	3,750,000	-3,750,000	-100%	$4.1M	—	—	—
UBS Group AG	N/A	—	3,110,000	-3,110,000	-100%	$3.4M	—	—	—
Verition Fund Management LLC	N/A	—	2,500,000	-2,500,000	-100%	$2.8M	—	—	—
Shenkman Capital Management Inc	N/A	—	1,500,000	-1,500,000	-100%	$1.7M	—	—	—
Russell Investments Group, Ltd.	N/A	—	1,300,000	-1,300,000	-100%	$1.4M	—	—	—
Deutsche Bank Ag\	N/A	—	1,201,000	-1,201,000	-100%	$1.3M	—	—	—
Nomura Asset Management International Inc.	N/A	—	1,150,000	-1,150,000	-100%	$1.3M	—	—	—
JPMorgan Chase & Co	N/A	—	1,085,000	-1,085,000	-100%	$694.8K	—	—	—
Wellington Management Group LLP	N/A	—	685,000	-685,000	-100%	$751.7K	—	—	—
Wells Fargo & Company	N/A	—	652,000	-652,000	-100%	$712.9K	—	—	—
Millennium Management LLC	N/A	—	500,000	-500,000	-100%	$547.1K	—	—	—
Zurcher Kantonalbank (Zurich Cantonalbank)	N/A	—	300,000	-300,000	-100%	$328.5K	—	—	—
&partners	N/A	—	192,000	-192,000	-100%	$211.3K	—	—	—
SG Americas Securities, LLC	N/A	—	35,000	-35,000	-100%	$3.8K	—	—	—
Blair William & Co	N/A	—	29,000	-29,000	-100%	$31.9K	—	—	—
Natixis	N/A	—	5,000	-5,000	-100%	$548.3K	—	—	—
Laffer Tengler Investments, Inc.	N/A	—	2,764	-2,764	-100%	$3.0M	—	—	—

Showing 59 of 59 institutions