Updated Jul 16, 2026 · Last SEC filing 2026-07-01
CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) has filed 32 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-01. 2 Form 8-K material event filings were reported by CRL in the last 90 days. 1 Form 144 notices of proposed sale were filed for CRL stock. InsiderAlpha tracks every CRL SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001100682 |
|---|
| Form 4 filings (90d) | 32 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 1 |
| Latest Form 4 filing | 2026-07-01 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| FOSTER JAMES C | Director | S — Open-market sale | 75.0K | $225.00 | $16.88M | SEC | |
| Parisotto Shannon M | CEVP, Disc & Safety Assessment | G — Bona-fide gift | 1.5K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 153.4K | $0.00 | — | SEC | |
| Girshick Birgit | Chief Executive Officer | G — Bona-fide gift | 3.4K | $0.00 | — | SEC | |
| Girshick Birgit | Chief Executive Officer | G — Bona-fide gift | 3.4K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 10.0K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 20.0K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 153.4K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 20.0K | $0.00 | — | SEC | |
| FOSTER JAMES C | Director | G — Bona-fide gift | 10.0K | $0.00 | — | SEC | |
| Parisotto Shannon M | CEVP, Disc & Safety Assessment | G — Bona-fide gift | 1.5K | $0.00 | — | SEC | |
| Barg Steven | Director | A — Grant or award | 422 | $174.79 | $74K | SEC | |
| Parisotto Shannon M | CEVP, Disc & Safety Assessment | F — Tax withholding / forfeiture | 170 | $180.71 | $31K | SEC | |
| Mintz Mark | EVP, Chief Information Officer | F — Tax withholding / forfeiture | 64 | $180.71 | $12K | SEC | |
| LaPlume Joseph W | EVP, Corp Strategy & Develop | F — Tax withholding / forfeiture | 235 | $180.71 | $42K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| FOSTER JAMES C | 10 | $17.49M |
| Parisotto Shannon M | 9 | $962K |
| Girshick Birgit | 7 | $2.18M |
| Knell Michael Gunnar | 5 | $382K |
| Creamer Victoria L | 5 | $1.13M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in CRL insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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