DOSSIER · 13F Holders · Q1 2026Technology · Services-Management Consulting Services
EXPO

EXPONENT INC

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

CUSIP 30214U102·Services-Management Consulting Services·374 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2.1B
visible holders
Holders
374
filers reporting
Concentration
19.08%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

374 institutions reported EXPO in Q1 2026. BlackRock, Inc. leads at 19.1% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$396M6.1M0.01%Q1 2026
02
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
CIK 0001021223
$254M3.9M0.74%Q1 2026
03
Vanguard Portfolio Management
CIK 0002100121· Index
$192M2.9M0.01%Q1 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$144M2.2M0.00%Q1 2026
05
STATE STREET CORP
CIK 0000093751
$123M1.9M0.00%Q1 2026
06
GENEVA CAPITAL MANAGEMENT LLC
CIK 0001009232
$117M1.8M2.49%Q1 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$108M1.6M0.01%Q1 2026
08
ROYCE & ASSOCIATES LP
CIK 0000906304
$75M1.1M0.74%Q1 2026
09
Conestoga Capital Advisors, LLC
CIK 0001163744
$74M1.3M1.62%Q2 2026
10
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$72M1.1M0.06%Q1 2026
11
MORGAN STANLEY
CIK 0000895421
$70M1.1M0.00%Q1 2026
12
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$64M981K0.03%Q1 2026
13
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$63M965K0.04%Q1 2026
14
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$60M919K0.01%Q1 2026
15
GOLDMAN SACHS GROUP INC
CIK 0000886982
$51M779K0.01%Q1 2026
16
Neuberger Berman Group LLC
CIK 0001465109
$47M724K0.04%Q1 2026
17
Resona Asset Management Co.,Ltd.
CIK 0001944142
$45M691K0.22%Q1 2026
18
NORTHERN TRUST CORP
CIK 0000073124· Index
$43M664K0.01%Q1 2026
19
WELLS FARGO & COMPANY/MN
CIK 0000072971
$40M613K0.01%Q1 2026
20
Invesco Ltd.
CIK 0000914208
$37M572K0.00%Q1 2026
Page 1 of 19
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Insiders at EXPONENT INC
Corrigan CatherineZumwalt DebraRichardson Karen ABrown George H.Lindstrom CarolJohnston Paul RJames Bradley AReiss Richard