CRL insider transaction filings
CHARLES RIVER LABORATORIES INTERNATIONAL, INC. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-27. Screen CRL transaction legs live →
Insider transaction summary — last 90 days
2026-06-25 to 2026-09-23, from the filings listed below: 12 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 18 legs across 10 filings by 6 insiders — 165,990 shares, $42,606,413 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 24.
- Largest priced transaction: sale of 75,000 shares @ $225.00 ($16,875,000) by FOSTER JAMES C, filed 2026-07-01.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| FOSTER JAMES C — Director | 3 | — | 3 legs · 137,294 sh · $34,844,875 | 6 |
| Parisotto Shannon M — CEVP, Disc & Safety Assessment | 3 | — | 3 legs · 10,799 sh · $2,965,466 | 4 |
| Girshick Birgit — Chief Executive Officer, Director | 2 | — | 1 leg · 6,500 sh · $1,819,350 | 3 |
| Knell Michael Gunnar — SVP, Finance and CAO | 1 | — | 9 legs · 6,645 sh · $1,730,250 | 6 |
| Creamer Victoria L — EVP & Chief People Officer | 1 | — | 1 leg · 4,179 sh · $1,083,030 | 2 |
| Andrews Nancy C — Director | 1 | — | 1 leg · 573 sh · $163,443 | 2 |
| LaPlume Joseph W — EVP, Corp Strategy & Develop | 1 | — | — | 1 |
Recent Form 4 filings — CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-27 | 4 | FOSTER JAMES C — Director | Option exercise (M): 21,132 @ $194.12 · Option exercise (M): 12,429 @ $208.44 · Sale (S): 33,561 @ $300 · Option exercise (M): 21,132 (derivative) @ $0 · Option exercise (M): 12,429 (derivative) @ $0 | EDGAR |
| 2026-08-20 | 4 | Girshick Birgit — Chief Executive Officer, Director | Gift (G): 528 @ $0 | EDGAR |
| 2026-08-20 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Option exercise (M): 2,039 @ $194.12 · Sale (S): 2,039 @ $294.12 · Option exercise (M): 2,039 (derivative) @ $0 | EDGAR |
| 2026-08-20 | 4 | Andrews Nancy C — Director | Option exercise (M): 573 @ $164.30 · Sale (S): 573 @ $285.24 · Option exercise (M): 573 (derivative) @ $0 | EDGAR |
| 2026-08-13 | 4 | Girshick Birgit — Chief Executive Officer, Director | Option exercise (M): 6,500 @ $179.66 · Sale (S): 6,500 @ $279.90 · Option exercise (M): 6,500 (derivative) @ $0 | EDGAR |
| 2026-08-13 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Option exercise (M): 3,714 @ $179.66 · Sale (S): 3,714 @ $279.66 · Option exercise (M): 3,714 (derivative) @ $0 | EDGAR |
| 2026-08-11 | 4 | LaPlume Joseph W — EVP, Corp Strategy & Develop | Gift (G): 257 @ $0 | EDGAR |
| 2026-08-11 | 4 | FOSTER JAMES C — Director | Option exercise (M): 28,733 @ $179.66 · Sale (S): 28,733 @ $275 · Option exercise (M): 28,733 (derivative) @ $0 | EDGAR |
| 2026-08-10 | 4 | Knell Michael Gunnar — SVP, Finance and CAO | Sale (S): 1,274 @ $259.07 · Sale (S): 901 @ $260.63 · Sale (S): 810 @ $261.45 · Sale (S): 213 @ $262.37 · Sale (S): 620 @ $263.94 · Sale (S): 482 @ $265.17 · +9 more | EDGAR |
| 2026-08-10 | 4 | Creamer Victoria L — EVP & Chief People Officer | Option exercise (M): 4,179 @ $179.66 · Sale (S): 4,179 @ $259.16 · Option exercise (M): 4,179 (derivative) @ $0 | EDGAR |
| 2026-08-06 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Sale (S): 5,046 @ $263 | EDGAR |
| 2026-07-01 | 4 | FOSTER JAMES C — Director | Sale (S): 75,000 @ $225 | EDGAR |
| 2026-06-08 | 4 | FOSTER JAMES C — Director | Gift (G): 153,361 @ $0 · Gift (G): 153,361 @ $0 · Gift (G): 20,000 @ $0 · Gift (G): 20,000 @ $0 · Gift (G): 10,000 @ $0 · Gift (G): 10,000 @ $0 | EDGAR |
| 2026-06-08 | 4 | Girshick Birgit — Chief Executive Officer | Gift (G): 3,386 @ $0 · Gift (G): 3,386 @ $0 | EDGAR |
| 2026-06-08 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Gift (G): 1,529 @ $0 · Gift (G): 1,529 @ $0 | EDGAR |
| 2026-06-03 | 4 | Barg Steven — Director | Grant/award (A): 422 @ $174.79 | EDGAR |
| 2026-06-02 | 4 | Coleman Glenn — EVP & Chief Financial Officer | Grant/award (A): 6,640 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | Mintz Mark — EVP, Chief Information Officer | Grant/award (A): 2,534 @ $180.71 · Tax withholding (F): 305 @ $180.71 · Tax withholding (F): 64 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | LaPlume Joseph W — EVP, Corp Strategy & Develop | Grant/award (A): 5,257 @ $180.71 · Tax withholding (F): 744 @ $180.71 · Tax withholding (F): 235 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | Knell Michael Gunnar — SVP, Finance and CAO | Grant/award (A): 1,837 @ $180.71 · Tax withholding (F): 152 @ $180.71 · Tax withholding (F): 48 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | Girshick Birgit — Chief Executive Officer | Grant/award (A): 9,961 @ $180.71 · Tax withholding (F): 1,204 @ $180.71 · Tax withholding (F): 378 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | FOSTER JAMES C — Director | Tax withholding (F): 1,596 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | Creamer Victoria L — EVP & Chief People Officer | Grant/award (A): 5,135 @ $180.71 · Tax withholding (F): 616 @ $180.71 · Tax withholding (F): 194 @ $180.71 | EDGAR |
| 2026-06-02 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Grant/award (A): 4,361 @ $180.71 · Tax withholding (F): 551 @ $180.71 · Tax withholding (F): 170 @ $180.71 | EDGAR |
| 2026-05-28 | 4 | Creamer Victoria L — EVP & Chief People Officer | Tax withholding (F): 198 @ $160.30 · Tax withholding (F): 148 @ $156.73 | EDGAR |
| 2026-05-28 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Gift (G): 7,169 @ $0 · Gift (G): 7,169 @ $0 · Tax withholding (F): 168 @ $160.30 · Tax withholding (F): 105 @ $156.73 | EDGAR |
| 2026-05-28 | 4 | Mintz Mark — EVP, Chief Information Officer | Tax withholding (F): 64 @ $160.30 · Tax withholding (F): 47 @ $156.73 | EDGAR |
| 2026-05-28 | 4 | Girshick Birgit — Chief Executive Officer | Tax withholding (F): 376 @ $160.30 · Tax withholding (F): 242 @ $156.73 | EDGAR |
| 2026-05-28 | 4 | Knell Michael Gunnar — SVP, Finance and CAO | Tax withholding (F): 50 @ $160.30 · Tax withholding (F): 37 @ $156.73 | EDGAR |
| 2026-05-28 | 4 | LaPlume Joseph W — EVP, Corp Strategy & Develop | Tax withholding (F): 243 @ $160.30 · Tax withholding (F): 185 @ $156.73 | EDGAR |
| 2026-05-14 | 4 | Andrews Nancy C — Director | Gift (G): 3,964 @ $0 · Gift (G): 3,964 @ $0 | EDGAR |
| 2026-05-12 | 4 | Barg Steven — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-12 | 4 | Thompson Craig B. — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-12 | 4 | Graves Paul W — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | Ceesay Abraham — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | MACKAY MARTIN — Director | Grant/award (A): 1,438 @ $177.62 · Grant/award (A): 1,407 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | Andrews Nancy C — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | Llado George Sr. — Director | Grant/award (A): 1,438 @ $177.62 · Grant/award (A): 450 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | Enyedy Mark J — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | Kemps-Polanco Reshema — Director | Grant/award (A): 1,438 @ $177.62 · Grant/award (A): 535 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | WILSON VIRGINIA M — Director | Grant/award (A): 1,438 @ $177.62 | EDGAR |
| 2026-05-11 | 4 | FOSTER JAMES C — Director | Grant/award (A): 1,438 @ $177.62 · Grant/award (A): 422 @ $177.62 | EDGAR |
| 2026-05-04 | 4 | Coleman Glenn — EVP & Chief Financial Officer | Grant/award (A): 21,112 @ $165.78 | EDGAR |
| 2026-03-05 | 4 | Girshick Birgit — Corporate Executive VP & COO | Gift (G): 328 @ $0 | EDGAR |
| 2026-03-04 | 4 | FOSTER JAMES C — Chairman, President and CEO, Director | Grant/award (A): 16,796 @ $178.61 | EDGAR |
| 2026-03-04 | 4 | LaPlume Joseph W — EVP, Corp Strategy & Develop | Purchase (P): 25 @ $174.54 | EDGAR |
| 2026-02-03 | 4 | LaPlume Joseph W — EVP, Corp Strategy & Develop | Grant/award (A): 5,456 @ $0 · Tax withholding (F): 1,749 @ $211.68 | EDGAR |
| 2026-02-03 | 4 | Creamer Victoria L — EVP & Chief People Officer | Grant/award (A): 5,006 @ $0 · Tax withholding (F): 1,296 @ $211.68 | EDGAR |
| 2026-02-02 | 4 | Mintz Mark — EVP, Chief Information Officer | Grant/award (A): 1,797 @ $0 · Tax withholding (F): 655 @ $211.68 | EDGAR |
| 2026-02-02 | 4 | Parisotto Shannon M — CEVP, Disc & Safety Assessment | Grant/award (A): 4,236 @ $0 · Tax withholding (F): 1,067 @ $211.68 | EDGAR |
Recent 8-K events — CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-11 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-25 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-02-18 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-18 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-13 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-01-09 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-12-03 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2025-11-17 | 8-K | 8.01 — Other Events | EDGAR |
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