13F Insight
DOSSIER · 13F Holders · Q1 2026Utilities · Electric & Other Services CombinedInflation hedgeYield
LNT

ALLIANT ENERGY CORP

897 institutions still hold ALLIANT ENERGY CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 018802108·Electric & Other Services Combined·897 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 3.0%
vs prior quarter
13F value held
$10.7B
69.0% inst. owned
of float
Holders
897
+114 QoQ
filers reporting
Activity
+8 / −32
+921 added · −805 reduced
this quarter
Concentration
16.37%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

897 institutions reported LNT in Q1 2026. BlackRock, Inc. leads at 16.4% of the visible book. +114 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$1.8B24.5M0.03%Q1 202602
STATE STREET CORP
CIK 0000093751
$1.2B17.0M0.04%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$1.2B16.7M0.03%Q1 202604
Vanguard Portfolio Management
CIK 0002100121
$1.0B14.6M0.05%Q1 202605
JANUS HENDERSON GROUP PLC
CIK 0001274173
$809M11.3M0.39%Q1 202606
Nuveen, LLC
CIK 0001871926
$534M7.4M0.14%Q1 202607
VICTORY CAPITAL MANAGEMENT INC
CIK 0001040188
$519M7.2M0.33%Q1 202608
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$519M7.3M0.03%Q1 202609
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$510M7.0M0.17%Q1 202610
BANK OF AMERICA CORP /DE/
CIK 0000070858
$384M5.3M0.03%Q1 202611
Invesco Ltd.
CIK 0000914208
$358M5.0M0.05%Q1 202612
FRANKLIN RESOURCES INC
CIK 0000038777
$280M3.9M0.07%Q1 202613
Pictet Asset Management Holding SA
CIK 0001993888
$245M3.4M0.26%Q1 202614
MORGAN STANLEY
CIK 0000895421
$240M3.4M0.01%Q1 202615
REAVES W H & CO INC
CIK 0000740913
$215M3.0M3.56%Q1 202616
MAIRS & POWER INC
CIK 0001070134
$207M2.9M2.12%Q1 202617
FMR LLC
CIK 0000315066
$205M2.9M0.01%Q1 202618
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$170M2.4M0.03%Q1 202619
JPMORGAN CHASE & CO
CIK 0000019617
$161M2.3M0.01%Q1 202620
NORTHERN TRUST CORP
CIK 0000073124· Index
$159M2.2M0.02%Q1 2026
Page 1 of 45
877 more holders available. Log in →