Knell Michael Gunnar
SEC CIK 1543779 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| CRL | Charles River Laboratories | SVP, CAO, Fin | 11.9K | — | $3.41M | 39 | 2022-01-28 | 2026-08-06 |
Most active insiders at CRL, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | FOSTER JAMES C | Dir | — | $34.84M |
| 2 | Parisotto Shannon M | CEVP, Disc, Safety Assessment | — | $2.97M |
| 3 | Girshick Birgit | COO, Corp. Executive VP | — | $1.82M |
| 4 | Knell Michael Gunnar | SVP, CAO, Fin | — | $1.73M |
| 5 | Creamer Victoria L | EVP, CHRO | — | $1.08M |
| 6 | Andrews Nancy C | Dir | — | $163.4K |
| 7 | LaPlume Joseph W | EVP, Corp Strategy, Develop | $4,364 | — |
| 8 | Mintz Mark | EVP, CIO | — | — |
| 9 | Kemps-Polanco Reshema | Dir | — | — |
| 10 | Barg Steven | Dir | — | — |
Transactions 39
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-08-10 16:40 | 2026-08-06 | CRL | Charles River Laboratories | Knell Michael Gunnar | SVP, CAO, Fin | S - Sale+OE | $260.38 | -6,645 | 11.9K | -36% | -$1.73M |
| DM | 2026-08-10 16:40 | 2026-08-06 | CRL | Charles River Laboratories | Knell Michael Gunnar | SVP, CAO, Fin | M - OptEx | $196.12 | +2,345 | 14.2K | +20% | +$459.9K |
| 2026-06-02 16:37 | 2026-05-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | SVP, CAO, Fin | A - Grant | $180.71 | +1,837 | 16.4K | +13% | +$332.0K | |
| M | 2026-06-02 16:37 | 2026-05-30+ | CRL | Charles River Laboratories | Knell Michael Gunnar | SVP, CAO, Fin | F - Tax | $180.71 | -200 | 16.2K | -1% | -$36.1K |
| M | 2026-05-28 16:27 | 2026-05-26+ | CRL | Charles River Laboratories | Knell Michael Gunnar | SVP, CAO, Fin | F - Tax | $158.78 | -87 | 14.5K | -0.6% | -$13.8K |
| 2026-02-02 | 2026-01-30 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP, Interim CFO | F - Tax | $211.68 | -526 | 14.6K | -3% | -$111.3K | |
| 2026-02-02 | 2026-01-30 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP, Interim CFO | A - Grant | $0.00 | +1,668 | 15.1K | +12% | $0 | |
| 2025-11-07 | 2025-11-06 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP, Interim CFO | A - Grant | $170.88 | +2,926 | 13.5K | +28% | +$500.0K | |
| M | 2025-06-03 | 2025-05-31+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $135.63 | -273 | 10.5K | -3% | -$37.0K |
| 2025-06-03 | 2025-05-30 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $135.63 | +2,064 | 10.8K | +24% | +$279.9K | |
| M | 2025-05-29 | 2025-05-26+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $137.16 | -112 | 8,743 | -1% | -$15.4K |
| 2025-02-03 | 2025-01-31 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $165.57 | -282 | 8,855 | -3% | -$46.7K | |
| 2025-02-03 | 2025-01-31 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +811 | 9,137 | +10% | $0 | |
| D | 2024-06-03 | 2024-05-31 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +648 | 8,326 | +8% | $0 |
| DA | 2024-05-29 | 2024-03-08 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | M - OptEx | $267.52 | +808 | 8,633 | +10% | +$216.2K |
| DA | 2024-05-29 | 2024-03-08 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | S - Sale+OE | $267.52 | -808 | 7,825 | -9% | -$216.2K |
| M | 2024-05-29 | 2024-05-26+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $217.21 | -111 | 7,775 | -1% | -$24.1K |
| 2024-05-29 | 2024-05-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $214.51 | -36 | 7,678 | -0.5% | -$7,722 | |
| A | 2024-03-25 | 2024-01-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +948 | 10.9K | +10% | $0 |
| A | 2024-03-25 | 2024-01-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $220.28 | -313 | 10.6K | -3% | -$68.9K |
| 2024-03-11 | 2024-03-08 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | S - Sale | $267.52 | -808 | 7,024 | -10% | -$216.2K | |
| M | 2024-03-05 | 2024-03-04 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | S - Sale | $261.05 | -2,750 | 8,832 | -24% | -$717.9K |
| 2024-01-31 | 2024-01-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $220.28 | -326 | 10.6K | -3% | -$71.8K | |
| 2024-01-31 | 2024-01-29 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +968 | 10.9K | +10% | $0 | |
| D | 2023-08-14 | 2023-08-10 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | S - Sale+OE | $216.54 | -1,471 | 9,940 | -13% | -$318.5K |
| D | 2023-08-14 | 2023-08-10 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | M - OptEx | $144.67 | +1,471 | 11.4K | +15% | +$212.8K |
| 2023-06-02 | 2023-06-01 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +1,528 | 9,940 | +18% | $0 | |
| DM | 2023-05-31 | 2023-05-27+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $194.12 | -96 | 8,412 | -1% | -$18.6K |
| D | 2023-05-31 | 2023-05-26 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +670 | 8,508 | +9% | $0 |
| 2023-02-22 | 2023-02-22 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $243.60 | -51 | 7,838 | -0.6% | -$12.4K | |
| 2023-01-30 | 2023-01-27 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $244.29 | -645 | 7,889 | -8% | -$157.6K | |
| 2023-01-30 | 2023-01-27 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +2,096 | 8,534 | +33% | $0 | |
| D | 2022-11-17 | 2022-11-16 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | M - OptEx | $109.34 | +855 | 7,293 | +13% | +$93.5K |
| D | 2022-11-17 | 2022-11-16 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | S - Sale+OE | $248.59 | -855 | 6,438 | -12% | -$212.5K |
| DM | 2022-05-31 | 2022-05-28+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $244.41 | -91 | 6,492 | -1% | -$22.2K |
| D | 2022-05-31 | 2022-05-27 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +491 | 6,529 | +8% | $0 |
| M | 2022-02-23 | 2022-02-22+ | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $291.50 | -107 | 6,094 | -2% | -$31.2K |
| 2022-02-01 | 2022-01-28 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | A - Grant | $0.00 | +2,741 | 6,971 | +65% | $0 | |
| 2022-02-01 | 2022-01-28 | CRL | Charles River Laboratories | Knell Michael Gunnar | CAO, CSVP | F - Tax | $312.24 | -826 | 6,145 | -12% | -$257.9K |
Purchase Sale Sale after option exercise All abbreviations