13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Services-Commercial Physical & Biological ResearchMost-boughtAI cap-ex
CRL

CHARLES RIV LABS INTL INC

592 institutions still hold CHARLES RIV LABS INTL INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 159864107·Services-Commercial Physical & Biological Research·592 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 6.4%
vs prior quarter
13F value held
$6.0B
75.0% inst. owned
of float
Holders
592
-42 QoQ
filers reporting
Activity
+37 / −57
+782 added · −731 reduced
this quarter
Concentration
11.05%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

592 institutions reported CRL in Q1 2026. BlackRock, Inc. leads at 11.0% of the visible book. -42 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
$666M3.9M0.01%Q1 202602
FMR LLC
CIK 0000315066
$596M3.5M0.03%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$552M3.2M0.01%Q1 202604
Invesco Ltd.
CIK 0000914208
$414M2.4M0.06%Q1 202605
Vanguard Portfolio Management
CIK 0002100121· Index
$396M2.3M0.02%Q1 202606
HARRIS ASSOCIATES L P
CIK 0000813917
$371M2.2M0.49%Q1 202607
Allspring Global Investments Holdings, LLC
CIK 0001890906
$349M2.0M0.58%Q1 202608
STATE STREET CORP
CIK 0000093751
$323M1.9M0.01%Q1 202609
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$285M1.7M0.06%Q1 202610
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$281M1.6M0.05%Q1 202611
ARIEL INVESTMENTS, LLC
CIK 0000936753
$249M1.4M2.79%Q1 202612
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$225M1.3M0.01%Q1 202613
BANK OF AMERICA CORP /DE/
CIK 0000070858
$196M1.1M0.01%Q1 202614
AMERIPRISE FINANCIAL INC
CIK 0000820027
$191M1.1M0.04%Q1 202615
EARNEST PARTNERS LLC
CIK 0001102578
$168M971K0.69%Q1 202616
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$161M934K0.07%Q1 202617
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$159M909K0.05%Q1 202618
Neuberger Berman Group LLC
CIK 0001465109
$151M874K0.11%Q1 202619
COOKE & BIELER LP
CIK 0000024386
$150M868K1.69%Q1 202620
MORGAN STANLEY
CIK 0000895421
$142M826K0.01%Q1 2026
Page 1 of 30
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