Boston Trust Walden Corp
Position in CRL — Charles River Laboratories International, Inc.
CIK 1534866
BOSTON, MA
Position in CRL
as of Mar 31, 2026
· filed Apr 24, 2026
Position Value
$49,235,812
-$11,581,051 QoQ
Shares Held
285,425
-6.4% QoQ
Ownership
0.593%
of shares outstanding
% of Portfolio
0.42%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 92.8622230007883.ToString("F0")%
Shared 0.ToString("F0")%
None 7.137776999211702.ToString("F0")%
Common Shares in CRL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Boston Trust Walden Corp holds $272,827,315 across 10 Diagnostics & Research names. CRL ranks #3 (18.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MEDP |
Medpace Holdings, Inc.
|
140,610 | $67,519,515 | |
| 2 | MTD |
Mettler Toledo International Inc/
|
41,696 | $52,586,995 | |
| 3 | CRL |
Charles River Laboratories International, Inc.
This page
|
285,425 | $49,235,812 | |
| 4 | WAT |
Waters Corp /De/
|
105,541 | $31,430,109 | |
| 5 | TMO |
Thermo Fisher Scientific Inc.
|
59,772 | $29,379,730 | |
| 6 | A |
Agilent Technologies, Inc.
|
193,437 | $22,047,949 | |
| 7 | DHR |
Danaher Corp /De/
|
43,495 | $8,246,652 | |
| 8 | IDXX |
Idexx Laboratories Inc /De
|
10,645 | $5,981,318 |
All Filings in CRL
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $49,235,812 | 285,425 | Shares | Defined | 2026-04-24 | |
| 2025-12-31 | $60,816,863 | 304,877 | Shares | Defined | 2026-01-28 | |
| 2025-09-30 | $48,071,082 | 307,242 | Shares | Defined | 2025-10-17 | |
| 2025-06-30 | $34,168,229 | 225,191 | Shares | Defined | 2025-07-28 | |
| 2025-03-31 | $30,917,108 | 205,402 | Shares | Defined | 2025-04-21 | |
| 2024-12-31 | $37,747,561 | 204,483 | Shares | Defined | 2025-01-24 | |
| 2024-09-30 | $38,634,680 | 196,145 | Shares | Defined | 2024-10-24 | |
| 2024-06-30 | $41,380,865 | 200,314 | Shares | Defined | 2024-07-19 | |
| 2024-03-31 | $52,818,721 | 194,939 | Shares | Defined | 2024-04-22 | |
| 2023-12-31 | $46,655,667 | 197,359 | Shares | Defined | 2024-01-24 | |
| 2023-09-30 | $37,411,993 | 190,897 | Shares | Defined | 2023-10-18 | |
| 2023-06-30 | $39,953,386 | 190,028 | Shares | Defined | 2023-07-24 | |
| 2023-03-31 | $35,173,593 | 174,282 | Shares | Defined | 2023-04-19 | |
| 2022-12-31 | $30,634,343 | 140,589 | Shares | Defined | 2023-01-20 | |
| 2022-09-30 | $19,733,726 | 100,273 | Shares | Defined | 2022-10-19 | |
| 2022-06-30 | $21,635,148 | 101,113 | Shares | Defined | 2022-07-22 | |
| 2022-03-31 | $28,085,200 | 98,902 | Shares | Defined | 2022-04-20 | |
| 2021-12-31 | $31,826,982 | 84,471 | Shares | Defined | 2022-01-21 | |
| 2021-09-30 | $34,508,290 | 83,622 | Shares | Defined | 2021-10-25 | |
| 2021-06-30 | $31,695,114 | 85,681 | Shares | Defined | 2021-07-22 | |
| 2021-03-31 | $21,963,896 | 75,782 | Shares | Defined | 2021-04-21 | |
| 2020-12-31 | $16,226,657 | 64,943 | Shares | Defined | 2021-01-15 | |
| 2020-09-30 | $14,297,825 | 63,139 | Shares | Defined | 2020-10-14 | |
| 2020-06-30 | $10,835,851 | 62,150 | Shares | Defined | 2020-07-23 | |
| 2020-03-31 | $13,170,896 | 104,357 | Shares | Defined | 2020-04-24 | |
| No filing history on record for this holder in this stock. | ||||||