Charles River Laboratories International, Inc. engages in providing products and services to help pharmaceutical and biotechnology companies. It operates through the following segments: Research Models and Services (RMS), Discovery and Safety Assessment (DSA), and Manufacturing Solutions. The Research Models and Services segment includes its insourcing solutions business and Charles River accelerator and development lab footprint. The Discovery and Safety Assessment segment offers regulatory-required safety testing of potential new drugs, vaccines, industrial and agricultural chemicals, consumer products, veterinary medicines, and medical devices. The Manufacturing Solutions segment focuses on microbial solutions and biologics solutions. The company was founded by Henry L. Foster in 1947 and is headquartered in Wilmington, MA. |  |
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 | CEO & DirectorMs. Birgit Girshick Corporate Senior VP & Chief Accounting OfficerMr. Michael Gunnar Knell Corporate Executive Vice President of Corporate Development & StrategyMr. Joseph W. LaPlume J.D. Corporate Executive VP & Chief People OfficerMs. Victoria L. Creamer Corporate Executive VP & CFOMr. Glenn G. Coleman CPA |
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| Insider Trading |
Relationship |
Date |
Transaction |
Cost |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
| Parisotto Shannon M | CEVP, Disc & Safety Assessment | Aug 19 '26 | Option Exercise | 194.12 | 2,039 | 395,811 | 6,846 | Aug 20 04:33 PM | | Parisotto Shannon M | CEVP, Disc & Safety Assessment | Aug 19 '26 | Sale | 294.12 | 2,039 | 599,711 | 4,807 | Aug 20 04:33 PM | | Andrews Nancy C | Director | Aug 18 '26 | Option Exercise | 164.30 | 573 | 94,144 | 2,011 | Aug 20 04:31 PM | | Andrews Nancy C | Director | Aug 18 '26 | Sale | 285.24 | 573 | 163,443 | 1,438 | Aug 20 04:31 PM | | Parisotto Shannon M | Officer | Aug 19 '26 | Proposed Sale | 294.12 | 2,039 | 599,711 | | Aug 19 04:15 PM | | Nancy C Andrews | Director | Aug 18 '26 | Proposed Sale | 285.00 | 573 | 163,305 | | Aug 18 11:06 AM | | Girshick Birgit | Chief Executive Officer | Aug 11 '26 | Option Exercise | 179.66 | 6,500 | 1,167,790 | 42,513 | Aug 13 04:37 PM | | Girshick Birgit | Chief Executive Officer | Aug 11 '26 | Sale | 279.90 | 6,500 | 1,819,350 | 36,013 | Aug 13 04:37 PM | | Parisotto Shannon M | CEVP, Disc & Safety Assessment | Aug 11 '26 | Option Exercise | 179.66 | 3,714 | 667,257 | 8,521 | Aug 13 04:34 PM | | Parisotto Shannon M | CEVP, Disc & Safety Assessment | Aug 11 '26 | Sale | 279.66 | 3,714 | 1,038,657 | 4,807 | Aug 13 04:34 PM | | FOSTER JAMES C | Director | Aug 10 '26 | Option Exercise | 179.66 | 28,733 | 5,162,171 | 60,329 | Aug 11 04:35 PM | | FOSTER JAMES C | Director | Aug 10 '26 | Sale | 275.00 | 28,733 | 7,901,575 | 31,596 | Aug 11 04:35 PM | | Parisotto Shannon M | Officer | Aug 11 '26 | Proposed Sale | 279.66 | 3,714 | 1,038,657 | | Aug 11 04:07 PM | | Girshick Birgit | Officer | Aug 11 '26 | Proposed Sale | 279.90 | 6,500 | 1,819,350 | | Aug 11 04:07 PM | | Knell Michael Gunnar | SVP, Finance and CAO | Aug 06 '26 | Option Exercise | 196.12 | 2,345 | 459,909 | 14,197 | Aug 10 04:40 PM | | Knell Michael Gunnar | SVP, Finance and CAO | Aug 06 '26 | Sale | 260.38 | 6,645 | 1,730,250 | 11,852 | Aug 10 04:40 PM | | Creamer Victoria L | EVP & Chief People Officer | Aug 06 '26 | Option Exercise | 179.66 | 4,179 | 750,799 | 34,230 | Aug 10 04:35 PM | | Creamer Victoria L | EVP & Chief People Officer | Aug 06 '26 | Sale | 259.16 | 4,179 | 1,083,030 | 30,051 | Aug 10 04:35 PM | | FOSTER JAMES C | Director | Aug 10 '26 | Proposed Sale | 275.00 | 28,733 | 7,901,575 | | Aug 10 04:29 PM | | Parisotto Shannon M | CEVP, Disc & Safety Assessment | Aug 05 '26 | Sale | 263.00 | 5,046 | 1,327,098 | 4,807 | Aug 06 04:49 PM | | Michael Knell | Officer | Aug 06 '26 | Proposed Sale | 260.00 | 6,645 | 1,727,700 | | Aug 06 03:09 PM | | Victoria Creamer | Officer | Aug 06 '26 | Proposed Sale | 260.00 | 4,179 | 1,086,540 | | Aug 06 03:09 PM | | Parisotto Shannon M | Officer | Aug 05 '26 | Proposed Sale | 263.00 | 5,046 | 1,327,098 | | Aug 05 04:02 PM | | FOSTER JAMES C | Director | Jun 29 '26 | Sale | 225.00 | 75,000 | 16,875,000 | 31,596 | Jul 01 04:59 PM | | FOSTER JAMES C | Director | Jun 29 '26 | Proposed Sale | 225.00 | 75,000 | 16,875,000 | | Jun 29 04:44 PM | | LaPlume Joseph W | EVP, Corp Strategy & Develop | Mar 03 '26 | Buy | 174.54 | 25 | 4,364 | 27,448 | Mar 04 04:39 PM |
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