SEC CIK 1352525
Ciesinski David Alan
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| MZTIview stock → | 59,522 | 2026-08-25 |
| LANCview stock → | 54,644 | 2025-02-13 |
Position History — MZTI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MZTI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-08-25 | Tax withholding | 1,611 | $116.05 | 59,522 |
| 2026-08-25 | Grant / award | 4,177 | $0.00 | 61,133 |
| 2026-08-18 | Grant / award (derivative) | 14,406 | $0.00 | 14,406 |
| 2026-08-15 | Tax withholding | 2,055 | $116.05 | 56,956 |
| 2025-08-21 | Tax withholding | 5,840 | $180.29 | 59,011 |
| 2025-08-21 | Grant / award | 12,881 | $0.00 | 64,851 |
| 2025-08-16 | Tax withholding | 2,674 | $180.29 | 51,970 |
| 2025-08-12 | Grant / award (derivative) | 8,714 | $0.00 | 8,714 |
| 2024-08-23 | Tax withholding | 3,839 | $198.38 | 71,644 |
| 2024-08-23 | Grant / award | 8,467 | $0.00 | 75,483 |
| 2024-08-17 | Tax withholding | 2,466 | $198.38 | 67,016 |
| 2024-08-13 | Grant / award | 6,981 | $0.00 | 69,482 |
| 2024-02-29 | Option exercise (derivative) | 39,416 | $177.99 | 0 |
| 2024-02-29 | Option exercise | 39,416 | $177.99 | 98,906 |
| 2024-02-29 | Disposition to issuer | 33,906 | $206.92 | 62,501 |
| 2024-02-29 | Tax withholding | 2,499 | $206.92 | 96,407 |
| 2024-02-23 | Tax withholding | 1,961 | $199.81 | 59,490 |
| 2024-02-06 | Option exercise (derivative) | 56,569 | $153.71 | 0 |
| 2024-02-06 | Disposition to issuer | 44,986 | $193.29 | 61,451 |
| 2024-02-06 | Option exercise | 56,569 | $153.71 | 110,923 |
| 2024-02-06 | Tax withholding | 4,486 | $193.29 | 106,437 |
| 2023-08-15 | Grant / award | 361 | $0.00 | 47,772 |
| 2023-08-15 | Grant / award | 6,943 | $0.00 | 54,354 |
| 2023-02-25 | Tax withholding | 1,449 | $192.42 | 46,925 |
| 2022-11-10 | Open-market sale | 137 | $210.14 | 50,462 |
| 2022-11-10 | Open-market sale | 1,715 | $209.25 | 48,374 |
| 2022-11-10 | Open-market sale | 373 | $208.35 | 50,089 |
| 2022-11-08 | Option exercise (derivative) | 15,654 | $0.00 | 15,654 |
| 2022-11-08 | Disposition to issuer | 11,584 | $208.76 | 50,599 |
| 2022-11-08 | Open-market sale | 7,926 | $210.01 | 62,183 |
| 2022-11-08 | Tax withholding | 1,845 | $208.76 | 70,109 |
| 2022-11-08 | Option exercise | 15,654 | $154.48 | 71,954 |
| 2022-08-30 | Option exercise (derivative) | 16,946 | $0.00 | 0 |
| 2022-08-30 | Option exercise | 16,946 | $121.09 | 69,804 |
| 2022-08-30 | Tax withholding | 2,210 | $172.10 | 67,594 |
| 2022-08-30 | Disposition to issuer | 11,294 | $172.10 | 56,300 |
| 2022-08-30 | Option exercise (derivative) | 15,654 | $0.00 | 15,654 |
| 2022-08-30 | Tax withholding | 2,696 | $172.10 | 82,762 |
| 2022-08-30 | Disposition to issuer | 25,976 | $172.10 | 56,786 |
| 2022-08-30 | Option exercise | 15,654 | $154.48 | 85,458 |
| 2022-08-16 | Grant / award | 7,731 | $0.00 | 53,785 |
| 2022-02-26 | Tax withholding | 1,169 | $168.09 | 46,054 |
| 2021-08-17 | Grant / award | 5,438 | $0.00 | 47,223 |
| 2021-02-27 | Tax withholding | 1,228 | $174.67 | 41,785 |
| 2021-02-23 | Grant / award (derivative) | 39,416 | $0.00 | 39,416 |
| 2021-02-23 | Grant / award | 4,326 | $0.00 | 43,013 |
| 2020-09-02 | Option exercise (derivative) | 15,653 | $0.00 | 31,308 |
| 2020-09-02 | Option exercise (derivative) | 3,382 | $0.00 | 0 |
| 2020-09-02 | Option exercise (derivative) | 33,892 | $0.00 | 16,946 |
| 2020-09-02 | Disposition to issuer | 38,556 | $179.92 | 38,687 |
| 2020-09-02 | Tax withholding | 6,445 | $179.92 | 77,243 |
| 2020-09-02 | Option exercise | 52,927 | $0.00 | 83,688 |
| 2020-06-30 | Tax withholding | 320 | $154.99 | 30,761 |
| 2020-06-08 | Option exercise (derivative) | 36,640 | $0.00 | 0 |
| 2020-06-08 | Option exercise (derivative) | 6,762 | $0.00 | 3,382 |
| 2020-06-08 | Tax withholding | 3,438 | $167.23 | 65,632 |
| 2020-06-08 | Disposition to issuer | 34,551 | $167.23 | 31,081 |
| 2020-06-08 | Option exercise | 43,402 | $0.00 | 69,070 |
| 2020-02-25 | Grant / award (derivative) | 56,569 | $0.00 | 56,569 |
| 2020-02-25 | Grant / award | 4,782 | $0.00 | 25,668 |
| 2020-02-21 | Tax withholding | 750 | $156.95 | 20,886 |
| 2019-11-14 | Option exercise (derivative) | 47,707 | $0.00 | 0 |
| 2019-11-14 | Option exercise | 47,707 | $0.00 | 62,019 |
| 2019-11-14 | Disposition to issuer | 34,428 | $156.06 | 21,636 |
| 2019-11-14 | Tax withholding | 5,955 | $156.06 | 56,064 |
| 2019-04-18 | Tax withholding | 927 | $155.25 | 13,385 |
| 2019-02-26 | Grant / award (derivative) | 46,961 | $0.00 | 46,961 |
| 2019-02-26 | Grant / award | 3,852 | $0.00 | 14,312 |
| 2018-02-27 | Grant / award (derivative) | 50,838 | $0.00 | 50,838 |
| 2018-02-27 | Grant / award | 4,047 | $0.00 | 10,460 |
| 2017-06-30 | Grant / award (derivative) | 10,144 | $0.00 | 10,144 |
| 2017-06-30 | Grant / award | 714 | $0.00 | 6,413 |
| 2017-02-21 | Grant / award (derivative) | 36,640 | $0.00 | 36,640 |
| 2017-02-21 | Grant / award | 2,591 | $0.00 | 5,699 |
| 2016-04-18 | Grant / award (derivative) | 47,707 | $0.00 | 47,707 |
| 2016-04-18 | Grant / award | 3,108 | $0.00 | 3,108 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.