FOSTER JAMES C 4
4 · CHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Filed Mar 4, 2026
Insider Transaction Report
Form 4
FOSTER JAMES C
DirectorChairman, President and CEO
Transactions
- Award
Common Stock
[F1][F2]2026-03-02$178.61/sh+16,796$2,999,934→ 279,693 total
Holdings
- 5,423(indirect: 2024 GRAT)
Common Stock
- 10,780(indirect: 2025 GRAT)
Common Stock
- 230(indirect: By Trust)
Common Stock
- 750(indirect: By Trust)
Common Stock
- 2,250(indirect: By Trust)
Common Stock
- 10,000(indirect: By Spouse)
Common Stock
Footnotes (2)
- [F1]100% of the unvested restricted stock units vest on March 2, 2028.
- [F2]Reflects the exempt transfer pursuant to Rule 16a-13 of 9,220 shares from the 2025 GRAT account to direct holdings.
Signature
/s/ James C. Foster|2026-03-04