CRL
Charles River Laboratories International, Inc.
NYSE · Healthcare · Medical - Diagnostics & Research · US
$289.28
−1.39%0
Insider buys (3m)
18
Insider sells (3m)
-$42.6M
Net value (3m)
+59.8%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 27, 2026 | FOSTER JAMES C · director | M-Exempt | 12,429 | $208 |
| Aug 27, 2026 | FOSTER JAMES C · director | M-Exempt | 21,132 | $194 |
| Aug 27, 2026 | FOSTER JAMES C · director | Sale | 33,561 | $300 |
| Aug 20, 2026 | Andrews Nancy C · director | M-Exempt | 573 | $164 |
| Aug 20, 2026 | Parisotto Shannon M · officer: CEVP, Disc & Safety Assessment | M-Exempt | 2,039 | $194 |
| Aug 20, 2026 | Andrews Nancy C · director | Sale | 573 | $285 |
| Aug 20, 2026 | Parisotto Shannon M · officer: CEVP, Disc & Safety Assessment | Sale | 2,039 | $294 |
| Aug 13, 2026 | Parisotto Shannon M · officer: CEVP, Disc & Safety Assessment | Sale | 3,714 | $280 |
| Aug 13, 2026 | Girshick Birgit · director, officer: Chief Executive Officer | Sale | 6,500 | $280 |
| Aug 13, 2026 | Girshick Birgit · director, officer: Chief Executive Officer | M-Exempt | 6,500 | $180 |
| Aug 13, 2026 | Parisotto Shannon M · officer: CEVP, Disc & Safety Assessment | M-Exempt | 3,714 | $180 |
| Aug 11, 2026 | FOSTER JAMES C · director | Sale | 28,733 | $275 |
| Aug 11, 2026 | FOSTER JAMES C · director | M-Exempt | 28,733 | $180 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 404 | $259 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 213 | $262 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 1,274 | $259 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 620 | $264 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 1,205 | $259 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 810 | $261 |
| Aug 10, 2026 | Creamer Victoria L · officer: EVP & Chief People Officer | Sale | 4,179 | $259 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 736 | $259 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | M-Exempt | 404 | $180 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | M-Exempt | 736 | $208 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 901 | $261 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | M-Exempt | 1,205 | $194 |
| Aug 10, 2026 | Knell Michael Gunnar · officer: SVP, Finance and CAO | Sale | 482 | $265 |
| Aug 10, 2026 | Creamer Victoria L · officer: EVP & Chief People Officer | M-Exempt | 4,179 | $180 |
| Aug 6, 2026 | Parisotto Shannon M · officer: CEVP, Disc & Safety Assessment | Sale | 5,046 | $263 |
| Jul 1, 2026 | FOSTER JAMES C · director | Sale | 75,000 | $225 |
| Jun 3, 2026 | Barg Steven · director | A-Award | 422 | $175 |
Institutional positioning
13F filings over the trailing two quarters
New 154Increased 385Reduced 409Sold out 67
| Filer | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 4,239,752 | Aug 13, 2026 |
| BLACKROCK, INC. | Increased | 3,859,100 | May 13, 2026 |
| BlackRock, Inc. | Reduced | 3,798,560 | Aug 7, 2026 |
| FMR LLC | Increased | 3,456,244 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 3,202,204 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 3,149,288 | Aug 13, 2026 |
| Invesco Ltd. | Increased | 2,984,785 | Aug 14, 2026 |
| INVESCO LTD. | Reduced | 2,397,252 | May 12, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 2,294,670 | May 8, 2026 |
| HARRIS ASSOCIATES L P | Increased | 2,241,144 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 2,210,979 | Aug 13, 2026 |
| HARRIS ASSOCIATES L P | Increased | 2,153,296 | May 15, 2026 |
| ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | Reduced | 1,993,316 | May 5, 2026 |
| Allspring Global Investments Holdings, LLC | Reduced | 1,905,247 | Aug 13, 2026 |
| STATE STREET CORP | Increased | 1,873,618 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 27, 2026