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Alliant Energy

834 hedge funds and large institutions have $15B invested in Alliant Energy in 2025 Q4 according to their latest regulatory filings, with 112 funds opening new positions, 310 increasing their positions, 242 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

995% more call options, than puts

Call options by funds: $13.1M | Put options by funds: $1.2M

100% more funds holding in top 10

Funds holding in top 10: 24 (+2)

90% more first-time investments, than exits

New positions opened: 112 | Existing positions closed: 59

28% more repeat investments, than reductions

Existing positions increased: 310 | Existing positions reduced: 242

6% more funds holding

Funds holding: 790834 (+44)

3.22% more ownership

Funds ownership: 86.66%89.89% (+3.2%)

0% more capital invested

Capital invested by funds: $15B → $15B (+$10.1M)

Holders
834
Holders Change
+44
Holders Change %
+5.57%
% of All Funds
10.15%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
112
Increased
310
Reduced
242
Closed
59
Calls
$13.1M
Puts
$1.2M
Net Calls
+$11.9M
Net Calls Change
+$1.42M
Name Holding Trade Value Shares
Change
Change in
Stake
Citadel Advisors
51
Citadel Advisors
Florida
$42.4M -$244M -3,635,538 -85%
California Public Employees Retirement System
52
California Public Employees Retirement System
California
$41.9M -$8.64M -128,935 -17%
Manulife (Manufacturers Life Insurance)
53
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$41M +$9.32M +139,109 +28%
CIC
54
Carnegie Investment Counsel
Ohio
$39.9M -$611K -9,113 -1%
Sumitomo Mitsui Trust Group
55
Sumitomo Mitsui Trust Group
Japan
$39.1M -$434K -6,471 -1%
RFC
56
Regions Financial Corp
Alabama
$38.3M -$332K -4,955 -0.8%
ECM
57
ExodusPoint Capital Management
New York
$37.5M +$38.7M +577,357 New
Amundi
58
Amundi
France
$37.4M +$4.57M +68,238 +13%
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$36.7M -$1.26M -18,857 -3%
COPPSERS
60
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$36.1M -$128K -1,916 -0.3%
Mitsubishi UFJ Asset Management
61
Mitsubishi UFJ Asset Management
Japan
$35.5M +$883K +13,185 +2%
D.E. Shaw & Co
62
D.E. Shaw & Co
New York
$34.9M +$30.3M +451,500 +531%
Hudson Bay Capital Management
63
Hudson Bay Capital Management
Connecticut
$34.6M +$369K +5,505 +1%
HHAM
64
HITE Hedge Asset Management
Massachusetts
$32.5M +$6.1M +91,062 +22%
Wells Fargo
65
Wells Fargo
California
$31.3M -$4.44M -66,287 -12%
BNP Paribas Financial Markets
66
BNP Paribas Financial Markets
France
$30.5M +$2.45M +36,634 +8%
Royal Bank of Canada
67
Royal Bank of Canada
Ontario, Canada
$29.6M -$3.79M -56,604 -11%
ACG
68
Aventail Capital Group
New York
$28.6M +$13.1M +195,637 +80%
Retirement Systems of Alabama
69
Retirement Systems of Alabama
Alabama
$28.5M -$8.78K -131 -0%
Russell Investments Group
70
Russell Investments Group
United Kingdom
$28.5M -$1.56M -23,274 -5%
Citigroup
71
Citigroup
New York
$28.1M +$9.57M +142,820 +49%
HSBC Holdings
72
HSBC Holdings
United Kingdom
$27.6M +$2.46M +36,651 +9%
Renaissance Technologies
73
Renaissance Technologies
New York
$27.4M +$10.8M +161,000 +62%
Public Employees Retirement Association of Colorado
74
Public Employees Retirement Association of Colorado
Colorado
$25.8M
LOIM
75
Liberty One Investment Management
Illinois
$25M -$40.2M -600,636 -61%