SEC CIK 1543779
Knell Michael Gunnar
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| CRLview stock → | 12,588 | 2026-08-06 |
| BRKRview stock → | 1,839 | 2016-10-04 |
Position History — CRL
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — CRL
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-08-06 | Option exercise (derivative) | 736 | $0.00 | 736 |
| 2026-08-06 | Option exercise (derivative) | 1,205 | $0.00 | 402 |
| 2026-08-06 | Option exercise (derivative) | 404 | $0.00 | 0 |
| 2026-08-06 | Open-market sale | 1,205 | $258.53 | 12,588 |
| 2026-08-06 | Open-market sale | 404 | $258.53 | 13,793 |
| 2026-08-06 | Option exercise | 736 | $208.44 | 14,197 |
| 2026-08-06 | Option exercise | 1,205 | $194.12 | 13,461 |
| 2026-08-06 | Option exercise | 404 | $179.66 | 12,256 |
| 2026-08-06 | Open-market sale | 482 | $265.17 | 11,852 |
| 2026-08-06 | Open-market sale | 620 | $263.94 | 12,334 |
| 2026-08-06 | Open-market sale | 213 | $262.37 | 12,954 |
| 2026-08-06 | Open-market sale | 810 | $261.45 | 13,167 |
| 2026-08-06 | Open-market sale | 901 | $260.63 | 13,977 |
| 2026-08-06 | Open-market sale | 1,274 | $259.07 | 14,878 |
| 2026-05-31 | Tax withholding | 48 | $180.71 | 16,152 |
| 2026-05-30 | Tax withholding | 152 | $180.71 | 16,200 |
| 2026-05-29 | Grant / award | 1,837 | $180.71 | 16,352 |
| 2026-05-27 | Tax withholding | 37 | $156.73 | 14,515 |
| 2026-05-26 | Tax withholding | 50 | $160.30 | 14,552 |
| 2026-01-30 | Grant / award | 1,668 | $0.00 | 15,128 |
| 2026-01-30 | Tax withholding | 526 | $211.68 | 14,602 |
| 2025-11-06 | Grant / award | 2,926 | $170.88 | 13,460 |
| 2025-06-01 | Tax withholding | 225 | $135.63 | 10,534 |
| 2025-05-31 | Tax withholding | 48 | $135.63 | 10,759 |
| 2025-05-30 | Grant / award | 2,064 | $135.63 | 10,807 |
| 2025-05-28 | Tax withholding | 25 | $138.65 | 8,743 |
| 2025-05-27 | Tax withholding | 37 | $136.73 | 8,768 |
| 2025-05-26 | Tax withholding | 50 | $136.73 | 8,805 |
| 2025-01-31 | Grant / award | 811 | $0.00 | 9,137 |
| 2025-01-31 | Tax withholding | 282 | $165.57 | 8,855 |
| 2024-05-31 | Grant / award (derivative) | 1,472 | $208.44 | 1,472 |
| 2024-05-31 | Grant / award | 648 | $0.00 | 8,326 |
| 2024-05-29 | Tax withholding | 36 | $214.51 | 7,678 |
| 2024-05-28 | Tax withholding | 24 | $217.21 | 7,714 |
| 2024-05-27 | Tax withholding | 37 | $217.21 | 7,738 |
| 2024-05-26 | Tax withholding | 50 | $217.21 | 7,775 |
| 2024-03-08 | Open-market sale | 808 | $267.52 | 7,024 |
| 2024-03-08 | Option exercise (derivative) | 808 | $0.00 | 404 |
| 2024-03-08 | Open-market sale | 808 | $267.52 | 7,825 |
| 2024-03-08 | Option exercise | 808 | $267.52 | 8,633 |
| 2024-03-04 | Open-market sale | 1,750 | $260.88 | 8,832 |
| 2024-03-04 | Open-market sale | 1,000 | $261.35 | 7,832 |
| 2024-01-29 | Tax withholding | 313 | $220.28 | 10,575 |
| 2024-01-29 | Grant / award | 948 | $0.00 | 10,888 |
| 2024-01-29 | Grant / award | 968 | $0.00 | 10,908 |
| 2024-01-29 | Tax withholding | 326 | $220.28 | 10,582 |
| 2023-08-10 | Option exercise (derivative) | 1,471 | $0.00 | 0 |
| 2023-08-10 | Option exercise | 1,471 | $144.67 | 11,411 |
| 2023-08-10 | Open-market sale | 1,471 | $216.54 | 9,940 |
| 2023-06-01 | Grant / award | 1,528 | $0.00 | 9,940 |
| 2023-05-29 | Tax withholding | 36 | $194.12 | 8,412 |
| 2023-05-28 | Tax withholding | 24 | $194.12 | 8,448 |
| 2023-05-27 | Tax withholding | 36 | $194.12 | 8,472 |
| 2023-05-26 | Grant / award (derivative) | 1,607 | $194.12 | 1,607 |
| 2023-05-26 | Grant / award | 670 | $0.00 | 8,508 |
| 2023-02-22 | Tax withholding | 51 | $243.60 | 7,838 |
| 2023-01-27 | Grant / award | 2,096 | $0.00 | 8,534 |
| 2023-01-27 | Tax withholding | 645 | $244.29 | 7,889 |
| 2022-11-16 | Option exercise (derivative) | 855 | $0.00 | 0 |
| 2022-11-16 | Open-market sale | 855 | $248.59 | 6,438 |
| 2022-11-16 | Option exercise | 855 | $109.34 | 7,293 |
| 2022-05-29 | Tax withholding | 54 | $244.41 | 6,438 |
| 2022-05-28 | Tax withholding | 37 | $244.41 | 6,492 |
| 2022-05-27 | Grant / award (derivative) | 1,327 | $244.41 | 1,327 |
| 2022-05-27 | Grant / award | 491 | $0.00 | 6,529 |
| 2022-02-23 | Tax withholding | 56 | $289.58 | 6,038 |
| 2022-02-22 | Tax withholding | 51 | $293.61 | 6,094 |
| 2022-01-28 | Tax withholding | 826 | $312.24 | 6,145 |
| 2022-01-28 | Grant / award | 2,741 | $0.00 | 6,971 |
| 2021-06-04 | Option exercise (derivative) | 735 | $0.00 | 1,471 |
| 2021-06-04 | Option exercise (derivative) | 404 | $0.00 | 1,212 |
| 2021-06-04 | Option exercise (derivative) | 388 | $0.00 | 855 |
| 2021-06-04 | Option exercise | 404 | $179.66 | 5,757 |
| 2021-06-04 | Open-market sale | 1,527 | $335.24 | 4,230 |
| 2021-06-04 | Option exercise | 388 | $109.34 | 4,618 |
| 2021-06-04 | Option exercise | 735 | $144.67 | 5,353 |
| 2021-06-03 | Option exercise (derivative) | 333 | $0.00 | 0 |
| 2021-06-03 | Option exercise (derivative) | 467 | $0.00 | 1,243 |
| 2021-06-03 | Open-market sale | 800 | $329.76 | 4,230 |
| 2021-06-03 | Option exercise | 333 | $90.43 | 4,563 |
| 2021-06-03 | Option exercise | 467 | $109.34 | 5,030 |
| 2021-05-29 | Tax withholding | 54 | $337.99 | 4,230 |
| 2021-05-28 | Grant / award (derivative) | 1,006 | $337.99 | 1,006 |
| 2021-05-28 | Grant / award | 325 | $0.00 | 4,284 |
| 2021-05-01 | Tax withholding | 93 | $332.45 | 3,959 |
| 2021-02-23 | Tax withholding | 84 | $283.59 | 4,052 |
| 2021-02-22 | Tax withholding | 62 | $289.55 | 4,136 |
| 2021-02-19 | Open-market sale | 410 | $290.99 | 4,198 |
| 2021-01-29 | Grant / award | 3,162 | $0.00 | 5,561 |
| 2021-01-29 | Tax withholding | 953 | $260.88 | 4,608 |
| 2020-08-07 | Option exercise (derivative) | 1,709 | $0.00 | 1,710 |
| 2020-08-07 | Option exercise (derivative) | 997 | $0.00 | 333 |
| 2020-08-07 | Option exercise (derivative) | 735 | $0.00 | 2,206 |
| 2020-08-07 | Open-market sale | 663 | $216.93 | 2,399 |
| 2020-08-07 | Option exercise | 997 | $90.43 | 3,411 |
| 2020-08-07 | Option exercise | 1,709 | $109.34 | 5,120 |
| 2020-08-07 | Option exercise | 735 | $144.67 | 5,855 |
| 2020-08-07 | Open-market sale | 2,793 | $216.52 | 3,062 |
| 2020-05-29 | Grant / award (derivative) | 1,616 | $0.00 | 1,616 |
| 2020-05-29 | Grant / award | 484 | $0.00 | 2,414 |
| 2020-05-01 | Tax withholding | 62 | $144.67 | 1,930 |
| 2020-02-23 | Tax withholding | 56 | $173.64 | 1,992 |
| 2020-02-22 | Tax withholding | 51 | $173.64 | 2,048 |
| 2019-05-01 | Tax withholding | 62 | $140.47 | 2,099 |
| 2019-02-23 | Tax withholding | 56 | $144.67 | 2,161 |
| 2019-02-22 | Grant / award (derivative) | 2,941 | $0.00 | 2,941 |
| 2019-02-22 | Grant / award | 690 | $0.00 | 2,217 |
| 2018-05-01 | Tax withholding | 61 | $104.19 | 1,527 |
| 2018-02-23 | Grant / award (derivative) | 3,419 | $0.00 | 3,419 |
| 2018-02-23 | Grant / award | 758 | $0.00 | 1,588 |
| 2017-05-01 | Grant / award (derivative) | 1,330 | $0.00 | 1,330 |
| 2017-05-01 | Grant / award | 830 | $0.00 | 830 |
| 2017-04-26 | — | — | — | 0 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.