SEC CIK 1471294
Kaufmann Michael C
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| CAHview stock → | 578,459 | 2022-08-15 |
| MSMview stock → | 15,551 | 2026-01-24 |
Position History — MSM
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MSM
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-01-24 | Option exercise (derivative) | 50 | $0.00 | 25 |
| 2026-01-24 | Option exercise (derivative) | 695 | $0.00 | 0 |
| 2026-01-24 | Option exercise | 50 | $0.00 | 15,551 |
| 2026-01-24 | Option exercise | 695 | $0.00 | 15,501 |
| 2026-01-23 | Grant / award (derivative) | 1,603 | $0.00 | 1,603 |
| 2026-01-22 | Option exercise (derivative) | 24 | $0.00 | 75 |
| 2026-01-22 | Option exercise (derivative) | 799 | $0.00 | 799 |
| 2026-01-22 | Option exercise | 24 | $0.00 | 14,806 |
| 2026-01-22 | Option exercise | 799 | $0.00 | 14,782 |
| 2025-01-25 | Option exercise (derivative) | 777 | $0.00 | 0 |
| 2025-01-25 | Option exercise (derivative) | 50 | $0.00 | 20 |
| 2025-01-25 | Option exercise | 50 | $0.00 | 13,960 |
| 2025-01-25 | Option exercise | 777 | $0.00 | 13,910 |
| 2025-01-24 | Option exercise (derivative) | 695 | $0.00 | 695 |
| 2025-01-24 | Option exercise (derivative) | 20 | $0.00 | 70 |
| 2025-01-24 | Option exercise | 20 | $0.00 | 13,133 |
| 2025-01-24 | Option exercise | 695 | $0.00 | 13,113 |
| 2025-01-22 | Grant / award (derivative) | 1,598 | $0.00 | 1,598 |
| 2024-01-26 | Option exercise (derivative) | 56 | $0.00 | 27 |
| 2024-01-26 | Option exercise (derivative) | 762 | $0.00 | 0 |
| 2024-01-26 | Option exercise | 56 | $0.00 | 12,418 |
| 2024-01-26 | Option exercise | 762 | $0.00 | 12,362 |
| 2024-01-25 | Option exercise (derivative) | 776 | $0.00 | 777 |
| 2024-01-25 | Option exercise (derivative) | 26 | $0.00 | 83 |
| 2024-01-25 | Option exercise | 26 | $0.00 | 11,600 |
| 2024-01-25 | Option exercise | 776 | $0.00 | 11,574 |
| 2024-01-24 | Grant / award (derivative) | 1,390 | $0.00 | 1,390 |
| 2023-01-27 | Option exercise (derivative) | 56 | $0.00 | 29 |
| 2023-01-27 | Option exercise (derivative) | 748 | $0.00 | 0 |
| 2023-01-27 | Option exercise | 748 | $0.00 | 10,742 |
| 2023-01-27 | Option exercise | 56 | $0.00 | 10,798 |
| 2023-01-26 | Option exercise (derivative) | 761 | $0.00 | 762 |
| 2023-01-26 | Option exercise (derivative) | 28 | $0.00 | 85 |
| 2023-01-26 | Option exercise | 761 | $0.00 | 9,966 |
| 2023-01-26 | Option exercise | 28 | $0.00 | 9,994 |
| 2023-01-25 | Grant / award (derivative) | 1,553 | $0.00 | 1,553 |
| 2022-01-29 | Option exercise (derivative) | 852 | $0.00 | 0 |
| 2022-01-29 | Option exercise (derivative) | 105 | $0.00 | 27 |
| 2022-01-29 | Option exercise | 105 | — | 9,205 |
| 2022-01-29 | Option exercise | 852 | — | 9,100 |
| 2022-01-27 | Option exercise (derivative) | 748 | $0.00 | 748 |
| 2022-01-27 | Option exercise (derivative) | 26 | $0.00 | 133 |
| 2022-01-27 | Option exercise | 748 | — | 8,222 |
| 2022-01-27 | Option exercise | 26 | — | 8,248 |
| 2022-01-26 | Grant / award (derivative) | 1,523 | $0.00 | 1,523 |
| 2022-01-25 | Grant / award (derivative) | 22.61 | $0.00 | 159 |
| 2021-11-30 | Grant / award (derivative) | 23.46 | $0.00 | 137 |
| 2021-07-27 | Grant / award (derivative) | 21.07 | $0.00 | 113 |
| 2021-04-27 | Grant / award (derivative) | 19.76 | $0.00 | 92 |
| 2021-01-29 | Option exercise (derivative) | 219 | $0.00 | 72 |
| 2021-01-29 | Option exercise (derivative) | 718 | $0.00 | 0 |
| 2021-01-29 | Option exercise (derivative) | 852 | $0.00 | 852 |
| 2021-01-29 | Option exercise | 219 | $0.00 | 7,474 |
| 2021-01-29 | Option exercise | 1,570 | $0.00 | 7,255 |
| 2021-01-27 | Grant / award (derivative) | 1,496 | $0.00 | 1,496 |
| 2021-01-26 | Grant / award (derivative) | 25.17 | $0.00 | 293 |
| 2020-12-15 | Grant / award (derivative) | 106.64 | $0.00 | 267 |
| 2020-11-24 | Grant / award (derivative) | 21.99 | $0.00 | 161 |
| 2020-07-28 | Grant / award (derivative) | 28.37 | $0.00 | 139 |
| 2020-04-28 | Grant / award (derivative) | 30.6 | $0.00 | 110 |
| 2020-02-05 | Grant / award (derivative) | 58.98 | $0.00 | 80 |
| 2020-01-29 | Option exercise (derivative) | 717 | $0.00 | 718 |
| 2020-01-29 | Option exercise (derivative) | 20 | $0.00 | 21 |
| 2020-01-29 | Grant / award (derivative) | 1,704 | $0.00 | 1,704 |
| 2020-01-29 | Option exercise | 717 | $0.00 | 5,665 |
| 2020-01-29 | Option exercise | 20 | $0.00 | 5,685 |
| 2020-01-25 | Option exercise (derivative) | 34 | $0.00 | 42 |
| 2020-01-25 | Option exercise (derivative) | 581 | $0.00 | 0 |
| 2020-01-25 | Option exercise | 581 | $0.00 | 4,914 |
| 2020-01-25 | Option exercise | 34 | $0.00 | 4,948 |
| 2019-11-26 | Grant / award (derivative) | 20.89 | $0.00 | 76 |
| 2019-08-06 | Grant / award (derivative) | 22.68 | $0.00 | 55 |
| 2019-04-23 | Grant / award (derivative) | 15.44 | $0.00 | 32 |
| 2019-01-29 | Grant / award (derivative) | 1,435 | $0.00 | 1,435 |
| 2019-01-26 | Option exercise (derivative) | 29 | $0.00 | 17 |
| 2019-01-26 | Option exercise (derivative) | 555 | $0.00 | 0 |
| 2019-01-26 | Option exercise | 555 | $0.00 | 4,304 |
| 2019-01-26 | Option exercise | 29 | $0.00 | 4,333 |
| 2019-01-25 | Option exercise (derivative) | 16 | $0.00 | 46 |
| 2019-01-25 | Option exercise (derivative) | 580 | $0.00 | 581 |
| 2019-01-25 | Option exercise | 16 | $0.00 | 3,749 |
| 2019-01-25 | Option exercise | 580 | $0.00 | 3,733 |
| 2019-01-22 | Grant / award (derivative) | 13.38 | $0.00 | 63 |
| 2018-11-27 | Grant / award (derivative) | 12.79 | $0.00 | 50 |
| 2018-07-24 | Grant / award (derivative) | 12.31 | $0.00 | 37 |
| 2018-05-01 | Grant / award (derivative) | 11.57 | $0.00 | 25 |
| 2018-01-30 | Grant / award (derivative) | 3.44 | $0.00 | 13 |
| 2018-01-26 | Option exercise (derivative) | 555 | $0.00 | 1,716 |
| 2018-01-26 | Option exercise (derivative) | 9.54 | $0.00 | 10 |
| 2018-01-26 | Option exercise | 555 | $0.00 | 3,144 |
| 2018-01-26 | Option exercise | 9 | $0.00 | 3,153 |
| 2018-01-25 | Grant / award (derivative) | 1,161 | $0.00 | 2,271 |
| 2018-01-21 | Option exercise (derivative) | 982 | $0.00 | 1,110 |
| 2018-01-21 | Option exercise (derivative) | 38 | $0.00 | 19 |
| 2018-01-21 | Option exercise | 982 | $0.00 | 2,551 |
| 2018-01-21 | Option exercise | 38 | $0.00 | 2,589 |
| 2017-11-28 | Grant / award (derivative) | 12.22 | $0.00 | 57 |
| 2017-08-01 | Grant / award (derivative) | 13.47 | $0.00 | 44.98 |
| 2017-05-02 | Grant / award (derivative) | 10.64 | $0.00 | 31.51 |
| 2017-01-26 | Grant / award (derivative) | 1,110 | $0.00 | 2,092 |
| 2017-01-24 | Grant / award (derivative) | 4.4 | $0.00 | 20.87 |
| 2017-01-21 | Option exercise (derivative) | 982 | $0.00 | 982 |
| 2017-01-21 | Option exercise (derivative) | 16.47 | $0.00 | 16.47 |
| 2017-01-21 | Option exercise | 16.47 | $0.00 | 1,569 |
| 2017-01-21 | Option exercise | 982 | $0.00 | 1,553 |
| 2016-11-29 | Grant / award (derivative) | 10.07 | $0.00 | 32.94 |
| 2016-07-26 | Grant / award (derivative) | 11.84 | $0.00 | 22.87 |
| 2016-04-26 | Grant / award (derivative) | 11.03 | $0.00 | 11.03 |
| 2016-01-21 | Grant / award (derivative) | 1,964 | $0.00 | 1,964 |
| 2015-09-24 | — | — | — | 571 |
| 2015-09-24 | Grant / award | 571 | $0.00 | 571 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.