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Security record · archived quarter

CRL

Charles River Laboratories International, Inc. · Healthcare · Medical - Diagnostics & Research

297.64 -0.3% mkt cap $14.34B quote delayed (FMP) · as of Aug 25 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
20Tracked holders
+2Δ holders
21.36MShares held
$3.24BReported value
+4New positions
−2Exits
Strongly Rising Conviction score 52/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +11.1% · share flow +11.8% · net new positions +10.0%formula
Broad accumulation — rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 140 -1 45.53M $10.31B +6 −6
Q1 2026 143 -7 45.52M $7.86B +6 −14
Q4 2025 150 +3 43.69M $8.72B +4
Q3 2025 22 0 23.18M $3.62B +1 −2
Q2 2025 20 +2 21.36M $3.24B +4 −2
Q1 2025 15 0 9.57M $1.44B +1 −1
Q4 2024 15 +1 9.65M $1.78B +1
Q3 2024 13 -1 6.67M $1.31B −1
Q2 2024 14 3.92M $810.09M
Holder count
Who holds it · Q2 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
2 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
3 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
4 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
5 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
6 The Vanguard Group (passive) 5.81M $881.82M 0.0% n/c 1 SEC ↗
7 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
8 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
9 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
10 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
11 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
12 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
13 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
14 Wellington Management 3.77M -12.1% $571.69M 0.1% ▼ Trim 5 SEC ↗
15 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
16 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
17 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
18 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
19 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
20 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
21 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
22 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
23 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
24 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
25 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
26 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
27 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
28 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
29 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
30 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
31 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
32 BlackRock (passive) 3.66M $554.74M 0.0% n/c 1 SEC ↗
33 State Street Global Advisors (passive) 1.86M -2.3% $282.03M 0.0% ▼ Trim 3 SEC ↗
34 Geode Capital Management (passive) 1.23M -2.5% $186.60M 0.0% ▼ Trim 5 SEC ↗
35 Geode Capital Management (passive) 1.23M -2.5% $186.60M 0.0% ▼ Trim 5 SEC ↗
36 Harris Associates (Oakmark) 1.16M New $176.45M 0.3% New 1 SEC ↗
37 D. E. Shaw & Co. 607.02K New $92.10M 0.1% New 1 SEC ↗
38 D. E. Shaw & Co. 607.02K New $92.10M 0.1% New 1 SEC ↗
39 Arrowstreet Capital 578.61K +63.6% $87.79M 0.1% ▲ Add 2 SEC ↗
40 Citadel Advisors 564.59K +100.2% $85.67M 0.1% ▲ Add 5 SEC ↗
41 Citadel Advisors 564.59K +100.2% $85.67M 0.1% ▲ Add 5 SEC ↗
42 Millennium Management 507.32K +580.9% $76.98M 0.1% ▲ Add 5 SEC ↗
43 Norges Bank (passive) 507.16K +15.8% $76.95M 0.0% ▲ Add 5 SEC ↗
44 PRIMECAP Management 270.60K -0.8% $41.06M 0.0% ▼ Trim 5 SEC ↗
45 Gotham Asset Management 269.16K +73.9% $40.84M 0.2% ▲ Add 5 SEC ↗
46 Point72 Asset Management 236.41K New $35.87M 0.1% New 1 SEC ↗
47 Two Sigma Investments 93.67K -42.6% $14.21M 0.0% ▼ Trim 5 SEC ↗
48 Fidelity (FMR) 78.32K $11.88M 0.0% n/c 1 SEC ↗
49 Fidelity (FMR) 78.32K $11.88M 0.0% n/c 1 SEC ↗
50 Fidelity (FMR) 78.32K $11.88M 0.0% n/c 1 SEC ↗
51 T. Rowe Price 74.47K -2.0% $11.30M 0.0% ▼ Trim 5 SEC ↗
52 Adage Capital Partners 45.00K New $6.83M 0.0% New 1 SEC ↗
53 AQR Capital Management 26.76K +329.1% $4.02M 0.0% ▲ Add 5 SEC ↗
54 AQR Capital Management 26.76K +329.1% $4.02M 0.0% ▲ Add 5 SEC ↗
55 AQR Capital Management 26.76K +329.1% $4.02M 0.0% ▲ Add 5 SEC ↗
56 AQR Capital Management 26.76K +329.1% $4.02M 0.0% ▲ Add 5 SEC ↗
57 AQR Capital Management 26.76K +329.1% $4.02M 0.0% ▲ Add 5 SEC ↗
58 Marshall Wace 14.07K -62.9% $2.14M 0.0% ▼ Trim 5 SEC ↗
59 Marshall Wace 14.07K -62.9% $2.14M 0.0% ▼ Trim 5 SEC ↗
60 Marshall Wace 14.07K -62.9% $2.14M 0.0% ▼ Trim 5 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Harris Associates (Oakmark) $176.45M 0.3%
D. E. Shaw & Co. $92.10M 0.1%
D. E. Shaw & Co. $92.10M 0.1%
Point72 Asset Management $35.87M 0.1%
Adage Capital Partners $6.83M 0.0%

Exited

Fisher Asset Management $38.42M was 0.0%
Baillie Gifford $7,375 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 555 holders, 56.84M shares, $9.32B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 19 Parisotto Shannon M

Officer · 2.04K sh · $599,711

Aug 18 Andrews Nancy C

Director · 573 sh · $163,443

Aug 11 Parisotto Shannon M

Officer · 3.71K sh · $1.04M

Aug 11 Girshick Birgit

Officer, Director · 6.50K sh · $1.82M

Aug 10 FOSTER JAMES C

Director · 28.73K sh · $7.90M

Aug 06 Knell Michael Gunnar

Officer · 404 sh · $104,446

Aug 06 Knell Michael Gunnar

Officer · 1.21K sh · $311,529

Aug 06 Knell Michael Gunnar

Officer · 736 sh · $190,278

Aug 06 Creamer Victoria L

Officer · 4.18K sh · $1.08M

Aug 06 Knell Michael Gunnar

Officer · 1.27K sh · $330,055

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Beneficial ownership
Aug 13 SC 13G — Invesco Ltd.

View original SEC filing ↗

Aug 06 SC 13G/A — FMR LLC

View original SEC filing ↗

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2025 · Methodology · Get this via the API