SEC CIK 1699624
Witzeman Michael D
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| CHEview stock → | 5,953 | 2026-02-13 |
Position History — CHE
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — CHE
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-10-20 | Grant / award (derivative) | 12,686 | $512.64 | 66,656 |
| 2026-02-13 | Grant / award (derivative) | 1,394 | $0.00 | 3,464 |
| 2026-02-13 | Option exercise (derivative) | 333 | $0.00 | 2,070 |
| 2026-02-13 | Option exercise (derivative) | 333 | $0.00 | 2,403 |
| 2026-02-13 | Tax withholding | 120 | $469.56 | 5,953 |
| 2026-02-13 | Option exercise | 413 | $469.56 | 6,073 |
| 2025-10-21 | Grant / award (derivative) | 19,486 | $443.79 | 53,970 |
| 2025-03-10 | Option exercise (derivative) | 8,796 | $445.35 | 34,484 |
| 2025-03-10 | Tax withholding | 7,494 | $600.92 | 5,660 |
| 2025-03-10 | Option exercise | 8,796 | $445.35 | 13,154 |
| 2025-02-14 | Option exercise (derivative) | 323 | $0.00 | 1,931 |
| 2025-02-14 | Grant / award (derivative) | 1,128 | $0.00 | 2,736 |
| 2025-02-14 | Option exercise (derivative) | 323 | $0.00 | 1,608 |
| 2025-02-14 | Option exercise | 652 | $553.39 | 4,436 |
| 2025-02-14 | Option exercise | 198 | $553.39 | 4,634 |
| 2025-02-14 | Tax withholding | 276 | $553.39 | 4,358 |
| 2024-10-22 | Grant / award (derivative) | 13,395 | $597.70 | 43,280 |
| 2024-07-31 | Option exercise (derivative) | 7,948 | $471.74 | 29,885 |
| 2024-07-31 | Tax withholding | 7,225 | $560.99 | 3,784 |
| 2024-07-31 | Option exercise | 7,948 | $471.74 | 11,009 |
| 2024-05-07 | Option exercise (derivative) | 1,100 | $413.19 | 37,833 |
| 2024-05-07 | Tax withholding | 921 | $576.95 | 3,061 |
| 2024-05-07 | Option exercise | 1,100 | $413.19 | 3,982 |
| 2024-03-21 | Open-market sale | 2,650 | $643.14 | 2,882 |
| 2024-03-20 | Option exercise (derivative) | 2,600 | $413.19 | 38,933 |
| 2024-03-20 | Tax withholding | 355 | $647.44 | 5,532 |
| 2024-03-20 | Option exercise | 2,600 | $413.19 | 5,887 |
| 2024-02-16 | Grant / award (derivative) | 942 | $0.00 | 2,254 |
| 2024-02-16 | Option exercise (derivative) | 278 | $0.00 | 1,312 |
| 2024-02-16 | Option exercise (derivative) | 278 | $0.00 | 1,590 |
| 2024-02-16 | Tax withholding | 130 | $586.49 | 3,287 |
| 2024-02-16 | Option exercise | 173 | $586.49 | 3,157 |
| 2024-02-16 | Option exercise | 260 | $586.49 | 3,417 |
| 2023-11-08 | Option exercise (derivative) | 3,300 | $413.19 | 41,533 |
| 2023-11-08 | Option exercise | 3,300 | $413.19 | 5,669 |
| 2023-11-08 | Tax withholding | 2,685 | $582.95 | 2,984 |
| 2023-10-25 | Grant / award (derivative) | 12,540 | $509.46 | 44,833 |
| 2023-02-17 | Option exercise (derivative) | 211 | $0.00 | 1,413 |
| 2023-02-17 | Option exercise (derivative) | 211 | $0.00 | 1,202 |
| 2023-02-17 | Grant / award (derivative) | 666 | $0.00 | 1,868 |
| 2023-02-17 | Tax withholding | 200 | $515.12 | 2,369 |
| 2023-02-17 | Option exercise | 243 | $515.12 | 2,569 |
| 2023-02-17 | Option exercise | 426 | $515.12 | 2,326 |
| 2022-11-10 | Open-market sale | 736 | $498.47 | 1,900 |
| 2022-11-04 | Option exercise (derivative) | 6,900 | $306.70 | 32,293 |
| 2022-11-04 | Tax withholding | 5,450 | $479.27 | 2,636 |
| 2022-11-04 | Option exercise | 6,900 | $306.70 | 8,086 |
| 2022-11-03 | Open-market sale | 1,300 | $482.62 | 1,186 |
| 2022-10-31 | Grant / award (derivative) | 8,549 | $462.04 | 39,193 |
| 2022-02-18 | Option exercise (derivative) | 269 | $0.00 | 1,247 |
| 2022-02-18 | Grant / award (derivative) | 646 | $0.00 | 1,624 |
| 2022-02-18 | Option exercise (derivative) | 269 | $0.00 | 978 |
| 2022-02-18 | Tax withholding | 266 | $459.77 | 2,486 |
| 2022-02-18 | Option exercise | 354 | $459.77 | 2,752 |
| 2022-02-18 | Option exercise | 543 | $459.77 | 2,398 |
| 2021-10-29 | Grant / award (derivative) | 8,796 | $445.35 | 30,644 |
| 2021-02-19 | Option exercise (derivative) | 295 | $0.00 | 960 |
| 2021-02-19 | Grant / award (derivative) | 556 | $0.00 | 1,516 |
| 2021-02-19 | Option exercise (derivative) | 295 | $0.00 | 1,255 |
| 2021-02-19 | Option exercise | 486 | $491.34 | 4,032 |
| 2021-02-19 | Tax withholding | 322 | $491.34 | 3,710 |
| 2021-02-19 | Option exercise | 596 | $491.34 | 3,546 |
| 2020-12-17 | Open-market sale | 2,500 | $520.00 | 2,950 |
| 2020-11-04 | Option exercise (derivative) | 8,000 | $231.91 | 21,848 |
| 2020-11-04 | Tax withholding | 5,551 | $492.38 | 5,450 |
| 2020-11-04 | Option exercise | 8,000 | $231.91 | 12,001 |
| 2020-11-04 | Open-market sale | 1,000 | $514.73 | 11,001 |
| 2020-10-29 | Grant / award (derivative) | 7,948 | $471.74 | 29,848 |
| 2020-08-03 | Open-market sale | 2,000 | $500.00 | 4,001 |
| 2020-02-21 | Option exercise (derivative) | 302 | $0.00 | 1,430 |
| 2020-02-21 | Grant / award (derivative) | 422 | $0.00 | 1,550 |
| 2020-02-21 | Option exercise (derivative) | 302 | $0.00 | 1,128 |
| 2020-02-21 | Option exercise | 612 | $487.90 | 5,836 |
| 2020-02-21 | Option exercise | 499 | $487.90 | 6,335 |
| 2020-02-21 | Tax withholding | 334 | $487.90 | 6,001 |
| 2019-12-04 | Open-market sale | 2,500 | $435.00 | 5,224 |
| 2019-11-21 | Option exercise (derivative) | 6,667 | $135.85 | 21,900 |
| 2019-11-21 | Option exercise | 6,667 | $135.85 | 9,667 |
| 2019-11-21 | Tax withholding | 1,943 | $424.32 | 7,724 |
| 2019-10-29 | Grant / award (derivative) | 7,000 | $413.19 | 28,567 |
| 2019-08-19 | Open-market sale | 2,175 | $435.00 | 3,000 |
| 2019-08-16 | Open-market sale | 2,174 | $430.00 | 5,175 |
| 2019-08-12 | Option exercise (derivative) | 6,000 | $106.59 | 23,567 |
| 2019-08-12 | Option exercise (derivative) | 2,000 | $157.36 | 21,567 |
| 2019-08-12 | Option exercise | 6,000 | $106.59 | 10,000 |
| 2019-08-12 | Tax withholding | 4,651 | $415.97 | 7,349 |
| 2019-08-12 | Option exercise | 2,000 | $157.36 | 12,000 |
| 2019-03-12 | Open-market sale | 735 | $328.00 | 4,000 |
| 2019-02-22 | Option exercise (derivative) | 316 | $0.00 | 1,194 |
| 2019-02-22 | Option exercise (derivative) | 316 | $0.00 | 1,510 |
| 2019-02-22 | Grant / award (derivative) | 538 | $0.00 | 1,732 |
| 2019-02-22 | Option exercise | 642 | $322.40 | 4,642 |
| 2019-02-22 | Option exercise | 455 | $322.40 | 5,097 |
| 2019-02-22 | Tax withholding | 362 | $322.40 | 4,735 |
| 2018-11-02 | Grant / award (derivative) | 6,900 | $306.70 | 29,567 |
| 2018-08-24 | Open-market sale | 1,706 | $322.00 | 4,000 |
| 2018-07-30 | Option exercise (derivative) | 3,551 | $70.30 | 22,667 |
| 2018-07-30 | Option exercise | 3,551 | $70.30 | 7,670 |
| 2018-07-30 | Tax withholding | 1,964 | $322.30 | 5,706 |
| 2018-05-22 | Tax withholding | 151 | $333.53 | 4,119 |
| 2018-05-02 | Open-market sale | 1,000 | $313.00 | 4,270 |
| 2018-04-24 | Option exercise (derivative) | 3,333 | $135.85 | 26,218 |
| 2018-04-24 | Tax withholding | 2,077 | $302.72 | 5,270 |
| 2018-04-24 | Option exercise | 3,333 | $135.85 | 7,347 |
| 2018-02-16 | Option exercise (derivative) | 265 | $0.00 | 1,501 |
| 2018-02-16 | Grant / award (derivative) | 590 | $0.00 | 1,826 |
| 2018-02-16 | Option exercise (derivative) | 265 | $0.00 | 1,236 |
| 2018-02-16 | Option exercise | 540 | $256.29 | 4,306 |
| 2018-02-16 | Option exercise | 432 | $256.29 | 3,766 |
| 2018-02-16 | Tax withholding | 292 | $256.29 | 4,014 |
| 2017-12-04 | Open-market sale | 1,000 | $250.00 | 3,334 |
| 2017-11-16 | Open-market sale | 1,579 | $235.00 | 4,334 |
| 2017-11-06 | Option exercise (derivative) | 4,000 | $157.36 | 29,551 |
| 2017-11-06 | Tax withholding | 3,113 | $231.60 | 5,913 |
| 2017-11-06 | Option exercise | 4,000 | $157.36 | 9,026 |
| 2017-11-03 | Grant / award (derivative) | 8,000 | $231.91 | 33,551 |
| 2017-05-22 | Tax withholding | 110 | $198.86 | 5,026 |
| 2017-04-01 | — | — | — | 5,136 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.