CHARLES RIVER LABORATORIES INTERNATIONAL, INC. — insider transactions
36 transactions on record · CIK 1100682
Aggregates
computed from the filings belowPurchases, 12m
0
count of open-market buys
Sales, 12m
36
count of open-market sales
Buy / sell ratio, 12m
0.00
purchases per sale
Distinct insiders, 12m
6
Bought, 3m
$0
Sold, 3m
$26.7M
Median disclosure lag
3.0 d
trade date to filing date
Largest single trade, 24m
$10.1M
2026-08-25
Director share, 12m
33.3%
of transactions where role is stated
Current run
36 sells
consecutive same-direction transactions
Net 3m flow
-$26.7M
purchases minus sales
Total on record
36
Transactions
36 most recent shown| Disclosed | Traded | Lag, d | Insider | Role | Transaction | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-27 | 2026-08-25 | 2 | FOSTER JAMES C | Director | Open market sale | 33,561 | $300.00 | $10.1M | filing |
| 2026-08-27 | 2026-08-25 | 2 | FOSTER JAMES C | Director | Exercise of derivative | 21,132 | $194.12 | $4.1M | filing |
| 2026-08-27 | 2026-08-25 | 2 | FOSTER JAMES C | Director | Exercise of derivative | 21,132 | $0.00 | — | filing |
| 2026-08-27 | 2026-08-25 | 2 | FOSTER JAMES C | Director | Exercise of derivative | 12,429 | $208.44 | $2.6M | filing |
| 2026-08-27 | 2026-08-25 | 2 | FOSTER JAMES C | Director | Exercise of derivative | 12,429 | $0.00 | — | filing |
| 2026-08-20 | 2026-08-19 | 1 | Girshick Birgit | Director, Chief Executive Officer | Gift | 528 | $0.00 | — | filing |
| 2026-08-20 | 2026-08-19 | 1 | Parisotto Shannon M | Safety Assessment | Exercise of derivative | 2,039 | $194.12 | $395.8K | filing |
| 2026-08-20 | 2026-08-19 | 1 | Parisotto Shannon M | Safety Assessment | Open market sale | 2,039 | $294.12 | $599.7K | filing |
| 2026-08-20 | 2026-08-19 | 1 | Parisotto Shannon M | Safety Assessment | Exercise of derivative | 2,039 | $0.00 | — | filing |
| 2026-08-20 | 2026-08-18 | 2 | Andrews Nancy C | Director | Open market sale | 573 | $285.24 | $163.4K | filing |
| 2026-08-20 | 2026-08-18 | 2 | Andrews Nancy C | Director | Exercise of derivative | 573 | $0.00 | — | filing |
| 2026-08-20 | 2026-08-18 | 2 | Andrews Nancy C | Director | Exercise of derivative | 573 | $164.30 | $94.1K | filing |
| 2026-08-13 | 2026-08-11 | 2 | Parisotto Shannon M | Safety Assessment | Open market sale | 3,714 | $279.66 | $1M | filing |
| 2026-08-13 | 2026-08-11 | 2 | Girshick Birgit | Director, Chief Executive Officer | Open market sale | 6,500 | $279.90 | $1.8M | filing |
| 2026-08-13 | 2026-08-11 | 2 | Parisotto Shannon M | Safety Assessment | Exercise of derivative | 3,714 | $179.66 | $667.3K | filing |
| 2026-08-13 | 2026-08-11 | 2 | Girshick Birgit | Director, Chief Executive Officer | Exercise of derivative | 6,500 | $179.66 | $1.2M | filing |
| 2026-08-13 | 2026-08-11 | 2 | Parisotto Shannon M | Safety Assessment | Exercise of derivative | 3,714 | $0.00 | — | filing |
| 2026-08-13 | 2026-08-11 | 2 | Girshick Birgit | Director, Chief Executive Officer | Exercise of derivative | 6,500 | $0.00 | — | filing |
| 2026-08-10 | 2026-08-06 | 4 | Creamer Victoria L | Chief People Officer | Exercise of derivative | 4,179 | $0.00 | — | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 810 | $261.45 | $211.8K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 482 | $265.17 | $127.8K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 736 | $208.44 | $153.4K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Creamer Victoria L | Chief People Officer | Exercise of derivative | 4,179 | $179.66 | $750.8K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 1,274 | $259.07 | $330.1K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 213 | $262.37 | $55.9K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 404 | $179.66 | $72.6K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 404 | $258.53 | $104.4K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 404 | $0.00 | — | filing |
| 2026-08-10 | 2026-08-06 | 4 | Creamer Victoria L | Chief People Officer | Open market sale | 4,179 | $259.16 | $1.1M | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 901 | $260.63 | $234.8K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 620 | $263.94 | $163.6K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 1,205 | $194.12 | $233.9K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 1,205 | $258.53 | $311.5K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 1,205 | $0.00 | — | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Open market sale | 736 | $258.53 | $190.3K | filing |
| 2026-08-10 | 2026-08-06 | 4 | Knell Michael Gunnar | SVP, Finance and CAO | Exercise of derivative | 736 | $0.00 | — | filing |