13F Insight
DOSSIER · 13F Holders · Q1 2026Inflation hedgeYield
EXTR

EXTREME NETWORKS

308 institutions still hold EXTREME NETWORKS as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 30226D106·308 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 0.2%
vs prior quarter
13F value held
$1.3B
54.0% inst. owned
of float
Holders
308
+68 QoQ
filers reporting
Activity
+96 / −62
+1,058 added · −827 reduced
this quarter
Concentration
22.80%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

308 institutions reported EXTR in Q1 2026. BlackRock, Inc. leads at 22.8% of the visible book. +68 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
$304M20.2M0.01%Q1 202602
Vanguard Portfolio Management
CIK 0002100121
$205M13.6M0.01%Q1 202603
STATE STREET CORP
CIK 0000093751
$97M6.4M0.00%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$87M5.8M0.00%Q1 202605
PARADIGM CAPITAL MANAGEMENT INC/NY
CIK 0001037792
$79M5.2M3.02%Q1 202606
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$50M3.3M0.00%Q1 202607
FMR LLC
CIK 0000315066
$50M3.3M0.00%Q1 202608
Alyeska Investment Group, L.P.
CIK 0001453072
$49M3.0M0.14%Q4 202509
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$49M3.2M0.03%Q1 202610
GOLDMAN SACHS GROUP INC
CIK 0000886982
$47M3.1M0.01%Q1 202611
Trigran Investments, Inc.
CIK 0001336800
$43M2.8M10.27%Q1 202612
LOOMIS SAYLES & CO L P
CIK 0000312348
$41M2.7M0.06%Q1 202613
BARROW HANLEY MEWHINNEY & STRAUSS LLC
CIK 0000313028
$40M2.7M0.13%Q1 202614
SOUTHERNSUN ASSET MANAGEMENT, LLC
CIK 0001089755
$35M2.3M5.02%Q1 202615
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$31M2.1M0.05%Q1 202616
MORGAN STANLEY
CIK 0000895421
$27M1.8M0.00%Q1 202617
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$27M1.6M0.01%Q1 202618
VICTORY CAPITAL MANAGEMENT INC
CIK 0001040188
$25M1.7M0.02%Q1 202619
D. E. Shaw & Co., Inc.
CIK 0001009207
$24M1.4M0.01%Q4 202520
Nuveen, LLC
CIK 0001871926
$24M1.6M0.01%Q1 2026
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