13F Insight
DOSSIER · 13F Holders · Q1 2026Industrials · Electrical WorkInflation hedgeYield
IESC

IES HLDGS INC

374 institutions still hold IES HLDGS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 44951W106·Electrical Work·374 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 6.0%
vs prior quarter
13F value held
$8.1B
48.0% inst. owned
of float
Holders
374
-60 QoQ
filers reporting
Activity
+93 / −68
+846 added · −712 reduced
this quarter
Concentration
60.66%
GENDELL JEFFREY L #1
top holder share
AI Holders Summary · Q1 2026

374 institutions reported IESC in Q1 2026. GENDELL JEFFREY L leads at 60.7% of the visible book. -60 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
GENDELL JEFFREY L
CIK 0001056581
$4.9B10.3M67.11%Q1 202602
FMR LLC
CIK 0000315066
$1.1B2.4M0.06%Q1 202603
BlackRock, Inc.
CIK 0002012383
$338M710K0.01%Q1 202604
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$218M458K0.05%Q1 202605
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$190M399K0.00%Q1 202606
Vanguard Portfolio Management
CIK 0002100121
$187M393K0.01%Q1 202607
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$166M349K0.12%Q1 202608
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$141M296K0.01%Q1 202609
Pertento Partners LLP
CIK 0001894571
$110M231K8.06%Q1 202610
STATE STREET CORP
CIK 0000093751
$99M208K0.00%Q1 202611
UBS Group AG
CIK 0001610520
$85M178K0.01%Q1 202612
MORGAN STANLEY
CIK 0000895421
$85M178K0.01%Q1 202613
FRANKLIN RESOURCES INC
CIK 0000038777
$79M165K0.02%Q1 202614
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$75M156K0.04%Q1 202615
ROYCE & ASSOCIATES LP
CIK 0000906304
$71M149K0.70%Q1 202616
AltraVue Capital, LLC
CIK 0001740837
$62M130K5.33%Q1 202617
Parsifal Capital Management, LP
CIK 0001776090
$43M90K5.05%Q1 202618
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$40M83K0.01%Q1 202619
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$39M82K0.06%Q1 202620
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$38M80K0.02%Q1 2026
Page 1 of 19
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