RHUMBLINE ADVISERS
Position in CRL — Charles River Laboratories International, Inc.
CIK 1115418
BOSTON, MA
Position in CRL
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$15,822,735
-$1,833,040 QoQ
Shares Held
91,726
+3.6% QoQ
Ownership
0.190%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 73.44155419401261.ToString("F0")%
Shared 0.ToString("F0")%
None 26.558445805987397.ToString("F0")%
Common Shares in CRL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026RHUMBLINE ADVISERS holds $1,138,138,827 across 32 Diagnostics & Research names. CRL ranks #14 (1.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
611,950 | $300,791,783 | |
| 2 | DHR |
Danaher Corp /De/
|
1,012,199 | $191,912,930 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
173,731 | $97,617,711 | |
| 4 | ILMN |
Illumina, Inc.
|
609,802 | $75,164,194 | |
| 5 | A |
Agilent Technologies, Inc.
|
499,389 | $56,920,358 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
324,104 | $55,272,696 | |
| 7 | WAT |
Waters Corp /De/
|
178,037 | $53,019,418 | |
| 8 | MTD |
Mettler Toledo International Inc/
|
42,022 | $52,998,146 |
All Filings in CRL
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $15,822,735 | 91,726 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $17,655,775 | 88,509 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $15,109,185 | 96,569 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $14,435,895 | 95,142 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $13,054,599 | 86,730 | Shares | Sole | 2025-05-29 | |
| 2024-12-31 | $15,381,795 | 83,325 | Shares | Sole | 2025-05-29 | |
| 2024-09-30 | $17,005,207 | 86,334 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $18,238,121 | 88,286 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $23,583,758 | 87,041 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $20,595,640 | 87,122 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $16,706,707 | 85,247 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $17,951,145 | 85,380 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $18,742,821 | 92,869 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $18,747,244 | 86,036 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $16,397,572 | 83,321 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $17,694,677 | 82,697 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $20,866,967 | 73,483 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $32,240,311 | 85,568 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $33,521,596 | 81,231 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $31,331,854 | 84,699 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $39,132,266 | 135,018 | Shares | Sole | 2021-05-06 | |
| 2020-12-31 | $34,445,949 | 137,861 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $32,164,958 | 142,040 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $25,660,484 | 147,178 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $17,006,292 | 134,746 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||