13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Electronic Components, NECCyclicalNet sold
VICR

VICOR CORP

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

CUSIP 925815102·Electronic Components, NEC·372 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 3.5%
vs prior quarter
13F value held
$2.2B
58.0% inst. owned
of float
Holders
372
-102 QoQ
filers reporting
Activity
+14 / −40
+818 added · −734 reduced
this quarter
Concentration
21.51%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

372 institutions reported VICR in Q1 2026. BlackRock, Inc. leads at 21.5% of the visible book. -102 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$464M2.9M0.01%Q1 202602
JPMORGAN CHASE & CO
CIK 0000019617
$300M2.1M0.02%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$187M1.2M0.01%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$167M1.0M0.00%Q1 202605
STATE STREET CORP
CIK 0000093751
$131M812K0.00%Q1 202606
MANUFACTURERS LIFE INSURANCE COMPANY, THE
CIK 0000928047
$97M603K0.08%Q1 202607
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$97M603K0.01%Q1 202608
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$86M536K0.05%Q1 202609
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$79M494K0.02%Q1 202610
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$76M475K0.01%Q1 202611
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$65M403K0.01%Q1 202612
GOLDMAN SACHS GROUP INC
CIK 0000886982
$63M390K0.01%Q1 202613
NEEDHAM INVESTMENT MANAGEMENT LLC
CIK 0001167212
$62M570K3.95%Q4 202514
MORGAN STANLEY
CIK 0000895421
$49M307K0.00%Q1 202615
AWM Investment Company, Inc.
CIK 0001535264
$46M288K5.14%Q1 202616
NORTHERN TRUST CORP
CIK 0000073124· Index
$44M273K0.01%Q1 202617
Arosa Capital Management LP
CIK 0001596053
$41M257K6.25%Q1 202618
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$36M222K0.01%Q1 202619
Herald Investment Management Ltd
CIK 0001512022
$35M220K4.93%Q1 202620
COLRAIN CAPITAL LLC
CIK 0001216093
$32M202K12.55%Q1 2026
Page 1 of 19
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