List of insiders holdings for CHARLES RIVER LABORATORIES INTERNATIONAL INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | NIMMO WALTER S Director | 2005-03-01 13:43:48 | 304,484 0 | 304,484 | Form 4/A |
| 2 | CAWTHORN ROBERT Director | 2004-06-04 12:46:49 | 302,600 0 | 302,600 | Form 4 |
| 3 | FOSTER JAMES C Director | 2026-07-01 16:59:29 | 31,596 201,814 | 233,410 | Form 4 |
| 4 | JOHST DAVID P Corporate Executive VP | 2020-06-02 17:14:08 | 224,478 0 | 224,478 | Form 4 |
| 5 | ACKERMAN THOMAS F Senior Financial Advisor | 2016-03-01 15:05:51 | 111,346 0 | 111,346 | Form 4 |
| 6 | Girshick Birgit Chief Executive Officer | 2026-06-08 16:21:53 | 44,735 43,803 | 88,538 | Form 4 |
| 7 | Molho Davide President & COO | 2018-07-25 18:45:40 | 33,904 40,748 | 74,652 | Form 4 |
| 8 | RENAUD REAL H Corp. Executive VP | 2011-02-08 12:49:54 | 73,530 0 | 73,530 | Form 5 |
| 9 | REESE C RICHARD Director | 2023-05-17 14:48:48 | 67,210 0 | 67,210 | Form 4 |
| 10 | Berthoux Christophe Executive Vice President | 2010-03-02 16:50:15 | 57,547 0 | 57,547 | Form 4 |
| 11 | Parisotto Shannon M CEVP, Disc & Safety Assessment | 2026-06-08 16:19:14 | 9,853 38,190 | 48,043 | Form 4 |
| 12 | CHANG NANCY T Director | 2010-05-11 16:12:54 | 41,720 0 | 41,720 | Form 4 |
| 13 | CHUBB STEPHEN D Director | 2021-02-24 11:02:46 | 40,529 0 | 40,529 | Form 4 |
| 14 | Acford Joanne P Corp. Sr VP, GC and Corp. Sec | 2007-08-13 15:33:00 | 37,109 0 | 37,109 | Form 4 |
| 15 | SHAUGHNESSY DENNIS R Sr. VP Corporate Development | 2004-12-01 16:44:10 | 35,511 0 | 35,511 | Form 4 |
| 16 | Wells Stephanie B Senior Vice President | 2007-04-03 20:02:05 | 34,600 0 | 34,600 | Form 4 |
| 17 | Smith David Ross Corporate Executive VP & CFO | 2022-03-04 16:13:30 | 34,570 0 | 34,570 | Form 4 |
| 18 | BERTOLINI ROBERT J Director | 2024-05-15 17:38:24 | 34,113 0 | 34,113 | Form 4 |
| 19 | ANKCORN MICHAEL F Corp. Sr. VP | 2004-11-04 17:38:07 | 31,560 0 | 31,560 | Form 4 |
| 20 | LaPlume Joseph W EVP, Corp Strategy & Develop | 2026-06-02 16:40:38 | 31,298 0 | 31,298 | Form 4 |
| 21 | MILNE GEORGE M JR Director | 2021-05-10 17:39:56 | 30,230 1000 | 31,230 | Form 4 |
| 22 | Creamer Victoria L EVP & Chief People Officer | 2026-06-02 16:27:29 | 30,051 0 | 30,051 | Form 4 |
| 23 | Coleman Glenn EVP & Chief Financial Officer | 2026-06-02 16:46:05 | 27,752 0 | 27,752 | Form 4 |
| 24 | Ho John C Senior Vice President | 2007-02-27 17:06:48 | 26,310 0 | 26,310 | Form 4 |
| 25 | Barbo William D Corporate Executive VP & CCO | 2024-11-08 18:21:45 | 2,468 23,337 | 25,805 | Form 4 |
| 26 | ROGERS DOUGLAS E Director | 2010-05-11 16:37:53 | 23,569 0 | 23,569 | Form 4 |
| 27 | THIER SAMUEL O MD Director | 2012-05-11 15:20:47 | 22,770 0 | 22,770 | Form 4 |
| 28 | WALTRIP WILLIAM Director | 2012-12-06 10:31:49 | 21,830 0 | 21,830 | Form 4 |
| 29 | ELLIOTT DAVID J Officer | 2007-07-02 16:46:58 | 20,000 0 | 20,000 | Form 4 |
| 30 | Pease Flavia Corporate Executive VP & CFO | 2025-06-03 17:05:12 | 17,297 0 | 17,297 | Form 4 |
| 31 | MACKAY MARTIN Director | 2026-05-11 16:48:31 | 17,137 0 | 17,137 | Form 4 |
| 32 | Walker Cheri L Corporate Senior VP | 2007-05-03 10:23:58 | 17,012 0 | 17,012 | Form 4 |
| 33 | Knell Michael Gunnar SVP, Finance and CAO | 2026-06-02 16:37:41 | 16,152 0 | 16,152 | Form 4 |
| 34 | BATHGATE BRIAN Corporate Vice President | 2006-03-01 10:26:21 | 16,134 0 | 16,134 | Form 4 |
| 35 | GELLER JORG Corporate Executive VP | 2015-02-27 09:33:55 | 14,094 0 | 14,094 | Form 4 |
| 36 | KUO JOHN W CEVP General Counsel & CCO | 2020-06-02 14:04:34 | 13,749 0 | 13,749 | Form 4 |
| 37 | Ventresca Nicholas Senior Vice President | 2007-04-03 20:00:37 | 12,713 0 | 12,713 | Form 4 |
| 38 | WALLMAN RICHARD F Director | 2024-11-12 16:38:01 | 12,386 0 | 12,386 | Form 4 |
| 39 | MCCRARY S LOUISE Director | 2005-02-22 16:22:10 | 12,000 0 | 12,000 | Form 4 |
| 40 | URQUHART JOHN Director | 2005-02-22 16:30:08 | 12,000 0 | 12,000 | Form 4 |
| 41 | Mc Goldrick Linda Director | 2006-02-15 17:06:44 | 12,000 0 | 12,000 | Form 4 |
| 42 | GILLETT NANCY Corporate Executive VP | 2016-03-04 12:12:46 | 11,034 0 | 11,034 | Form 4 |
| 43 | Mintz Mark EVP, Chief Information Officer | 2026-06-02 16:42:55 | 9,546 0 | 9,546 | Form 4 |
| 44 | Kochevar Deborah Turner Director | 2024-05-15 17:14:39 | 9,205 0 | 9,205 | Form 4 |
| 45 | MCEWAN ALASTAIR STUART Corporate VP | 2004-12-23 11:57:13 | 8,000 0 | 8,000 | Form 4 |
| 46 | Llado George Sr. Director | 2026-05-11 16:35:36 | 6,702 0 | 6,702 | Form 4 |
| 47 | WILSON VIRGINIA M Director | 2026-05-11 16:28:47 | 6,349 0 | 6,349 | Form 4 |
| 48 | Crowley John J SVP, Chief Accounting Officer | 2016-10-04 10:52:56 | 5,599 0 | 5,599 | Form 4 |
| 49 | MASSARO GEORGE Director | 2025-05-16 16:29:33 | 5,575 0 | 5,575 | Form 4 |
| 50 | Andrews Nancy C Director | 2026-05-14 17:11:40 | 1,438 3,964 | 5,402 | Form 4 |
| 51 | Kemps-Polanco Reshema Director | 2026-05-11 16:30:53 | 4,563 0 | 4,563 | Form 4 |
| 52 | Mangeolle Jean-Paul Director | 2019-05-23 15:34:36 | 3,886 0 | 3,886 | Form 4 |
| 53 | Thompson Craig B. Director | 2026-05-12 16:22:11 | 3,851 0 | 3,851 | Form 4 |
| 54 | Barg Steven Director | 2026-06-03 21:45:20 | 3,287 0 | 3,287 | Form 4 |
| 55 | Graves Paul W Director | 2026-05-12 16:19:51 | 2,384 0 | 2,384 | Form 4 |
| 56 | Ceesay Abraham Director | 2026-05-11 16:51:41 | 2,384 0 | 2,384 | Form 4 |
| 57 | Enyedy Mark J Director | 2026-05-11 16:32:42 | 2,384 0 | 2,384 | Form 4 |