13F Insight
DOSSIER · 13F Holders · Q1 2026Healthcare · Instruments For Meas & Testing of Electricity & Elec SignalsCheap mega-capRe-rated
TER

TERADYNE INC

1,261 institutions still hold TERADYNE INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 880770102·Instruments For Meas & Testing of Electricity & Elec Signals·1,261 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 5.9%
vs prior quarter
13F value held
$23.6B
54.0% inst. owned
of float
Holders
1,261
-115 QoQ
filers reporting
Activity
+95 / −65
+1,029 added · −933 reduced
this quarter
Concentration
20.45%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

1,261 institutions reported TER in Q1 2026. BlackRock, Inc. leads at 20.4% of the visible book. -115 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
$4.8B16.3M0.08%Q1 202602
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$3.0B10.2M0.07%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$2.6B8.6M0.13%Q1 202604
STATE STREET CORP
CIK 0000093751
$2.1B7.0M0.07%Q1 202605
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$1.3B4.4M0.08%Q1 202606
FMR LLC
CIK 0000315066
$1.1B3.6M0.06%Q1 202607
AMERIPRISE FINANCIAL INC
CIK 0000820027
$845M2.9M0.20%Q1 202608
ALKEON CAPITAL MANAGEMENT LLC
CIK 0001230239
$827M2.8M1.39%Q1 202609
JPMORGAN CHASE & CO
CIK 0000019617
$793M2.9M0.05%Q1 202610
Invesco Ltd.
CIK 0000914208
$747M2.5M0.11%Q1 202611
Point72 Asset Management, L.P.
CIK 0001603466
$677M2.3M0.87%Q1 202612
MORGAN STANLEY
CIK 0000895421
$644M2.2M0.04%Q1 202613
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$640M2.2M0.07%Q1 202614
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$630M2.2M0.29%Q1 202615
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
CIK 0000861177
$583M2.0M0.12%Q1 202616
CITADEL ADVISORS LLC
CIK 0001423053
$517M2.7M0.08%Q4 202517
Sumitomo Mitsui Trust Group, Inc.
CIK 0001475365
$505M1.7M0.33%Q1 202618
GOLDMAN SACHS GROUP INC
CIK 0000886982
$502M1.7M0.06%Q1 202619
NORTHERN TRUST CORP
CIK 0000073124· Index
$467M1.6M0.06%Q1 202620
Assenagon Asset Management S.A.
CIK 0001546007
$431M1.5M0.65%Q1 2026
Page 1 of 64
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