Security record · archived quarter
CRL
Charles River Laboratories International, Inc. · Healthcare · Medical - Diagnostics & Research
143Tracked holders
-7Δ holders
45.52MShares held
$7.86BReported value
+6New positions
−14Exits
Momentum inputs (comparable managers):
holder breadth -4.7% ·
share flow +12.3% ·
net new positions -5.6%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| 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 | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 3.86M | +2.8% | $665.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 20 | Fidelity (FMR) ✦ | 3.46M | +99.3% | $596.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | Fidelity (FMR) ✦ | 3.46M | +99.3% | $596.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 3.46M | +99.3% | $596.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 23 | Fidelity (FMR) ✦ | 3.46M | +99.3% | $596.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 24 | Fidelity (FMR) ✦ | 3.46M | +99.3% | $596.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 25 | Vanguard Capital Management Llc | 3.20M | — | $552.38M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 27 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 28 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 29 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 32 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 33 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 34 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 35 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 36 | Invesco Ltd. | 2.40M | -11.1% | $413.53M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 37 | Harris Associates (Oakmark) ✦ | 2.15M | +28.4% | $371.44M | 0.5% | ▲ Add | 4 | SEC ↗ |
| 38 | Allspring Global Investments… | 1.99M | -0.1% | $348.63M | 0.6% | ▼ Trim | 2 | SEC ↗ |
| 39 | Allspring Global Investments… | 1.99M | -0.1% | $348.63M | 0.6% | ▼ Trim | 2 | SEC ↗ |
| 40 | Allspring Global Investments… | 1.99M | -0.1% | $348.63M | 0.6% | ▼ Trim | 2 | SEC ↗ |
| 41 | State Street Global Advisors ✦ (passive) | 1.87M | +0.1% | $323.20M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 42 | Dimensional Fund Advisors Lp | 1.65M | +14.6% | $285.00M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 43 | Dimensional Fund Advisors Lp | 1.65M | +14.6% | $285.00M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 44 | Dimensional Fund Advisors Lp | 1.65M | +14.6% | $285.00M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 45 | Dimensional Fund Advisors Lp | 1.65M | +14.6% | $285.00M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 46 | Dimensional Fund Advisors Lp | 1.65M | +14.6% | $285.00M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 47 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 48 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 49 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 50 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 51 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 52 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 53 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 54 | Wellington Management ✦ | 1.63M | -6.8% | $281.07M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 55 | Geode Capital Management ✦ (passive) | 1.31M | +2.3% | $224.84M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 56 | Geode Capital Management ✦ (passive) | 1.31M | +2.3% | $224.84M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 57 | Citadel Advisors ✦ | 1.21M | +190.3% | $209.10M | 0.2% | ▲ Add | 8 | SEC ↗ |
| 58 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 61 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Bank Of America Corp /De/ | 1.14M | +5.0% | $195.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 64 | T. Rowe Price ✦ | 1.13M | +1444.3% | $194.09M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 65 | T. Rowe Price ✦ | 1.13M | +1444.3% | $194.09M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 66 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 70 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 72 | Ameriprise Financial Inc | 1.11M | -19.9% | $191.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 73 | Millennium Management ✦ | 934.04K | +182.9% | $161.12M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 74 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 75 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 76 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 77 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 78 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 79 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 80 | Massachusetts Financial Services Co… | 908.85K | +2.7% | $158.81M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 81 | Neuberger Berman Group LLC | 874.38K | +1.6% | $150.72M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 82 | Neuberger Berman Group LLC | 874.38K | +1.6% | $150.72M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 83 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 85 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 86 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 87 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 90 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 92 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | Morgan Stanley ✦ | 825.67K | +4.1% | $142.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Amundi | 773.32K | +175.2% | $133.40M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 96 | Sei Investments Co | 757.13K | +0.1% | $130.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 97 | Sei Investments Co | 757.13K | +0.1% | $130.61M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 98 | Victory Capital Management Inc | 743.35K | +7.5% | $128.23M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 99 | Arrowstreet Capital ✦ | 737.03K | -11.9% | $127.14M | 0.1% | ▼ Trim | 5 | SEC ↗ |
| 100 | UBS Group AG | 731.47K | +88.1% | $126.18M | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $96.77M | was 0.0% |
| Point72 Asset Management | $44.20M | was 0.1% |
| Wcm Investment Management, Llc | $20.65M | was 0.0% |
| Nomura Asset Management… | $9.34M | was 0.0% |
| First Manhattan Co. Llc. | $2.16M | was 0.0% |
| Renaissance Technologies | $2.03M | was 0.0% |
| Man Group plc | $1.89M | was 0.0% |
| Focus Partners Wealth | $1.81M | was 0.0% |
| Soros Fund Management | $1.35M | was 0.0% |
| Qube Research & Technologies… | $1.16M | was 0.0% |
| Tudor Investment Corp Et Al | $953,913 | was 0.0% |
| Rakuten Investment… | $891,669 | 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.
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
Aug 13
SC 13G — Invesco Ltd.
Aug 06
SC 13G/A — FMR LLC
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: Q1 2026 ·
Methodology ·
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