WELLINGTON MANAGEMENT GROUP LLP
Position in CRL — Charles River Laboratories International, Inc.
CIK 902219
Boston, MA
Position in CRL
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$281,071,670
-$67,861,337 QoQ
Shares Held
1,629,401
-6.8% QoQ
Ownership
3.38%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
12 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 86.48546306280652.ToString("F0")%
None 13.514536937193483.ToString("F0")%
Common Shares in CRL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026WELLINGTON MANAGEMENT GROUP LLP holds $8,226,619,826 across 24 Diagnostics & Research names. CRL ranks #8 (3.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
14,774,524 | $2,801,249,746 | |
| 2 | NTRA |
Natera, Inc.
|
4,768,593 | $953,670,911 | |
| 3 | A |
Agilent Technologies, Inc.
|
7,256,433 | $827,088,230 | |
| 4 | TMO |
Thermo Fisher Scientific Inc.
|
1,478,251 | $726,604,711 | |
| 5 | ICLR |
Icon PLC
|
5,913,037 | $654,336,671 | |
| 6 | QGEN |
Qiagen N.V.
|
14,364,303 | $575,146,689 | |
| 7 | IDXX |
Idexx Laboratories Inc /De
|
735,475 | $413,256,044 | |
| 8 | CRL |
Charles River Laboratories International, Inc.
This page
|
1,629,401 | $281,071,670 |
All Filings in CRL
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $281,071,670 | 1,629,401 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $348,933,007 | 1,749,213 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $499,180,462 | 3,190,467 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $571,689,048 | 3,767,805 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $644,980,002 | 4,285,012 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $752,508,236 | 4,076,426 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $736,819,069 | 3,740,768 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $568,094 | 2,750 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $683,606 | 2,523 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $642,061 | 2,716 | Shares | Defined | 2024-02-12 | |
| 2022-12-31 | $45,900,635 | 210,650 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $41,451,196 | 210,626 | Shares | Defined | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||