SEC CIK 1648929
Williamson Stephen
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| TMOview stock → | 32,499.4 | 2026-02-28 |
| HONview stock → | 789 | 2026-04-15 |
Position History — TMO
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — TMO
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-02-28 | Tax withholding | 247.069 | $521.11 | 32,499.4 |
| 2026-02-28 | Tax withholding | 674.724 | $521.11 | 32,746.469 |
| 2026-02-25 | Grant / award | 1,534 | $0.00 | 33,421.193 |
| 2025-11-14 | Gift | 433 | $0.00 | 31,887.19 |
| 2025-08-28 | Tax withholding | 219.51 | $489.74 | 32,669.28 |
| 2025-08-28 | Tax withholding | 237.88 | $489.74 | 32,431.4 |
| 2025-08-28 | Tax withholding | 111.21 | $489.74 | 32,320.19 |
| 2025-08-28 | Tax withholding | 214.67 | $489.74 | 32,888.79 |
| 2025-02-28 | Tax withholding | 1,032.27 | $528.96 | 33,103.47 |
| 2025-02-28 | Tax withholding | 584.07 | $528.96 | 34,135.74 |
| 2025-02-19 | Grant / award (derivative) | 9,398 | $0.00 | 9,398 |
| 2025-02-19 | Grant / award | 1,533 | $0.00 | 28,828.81 |
| 2025-02-19 | Grant / award | 6,409 | $0.00 | 35,237.81 |
| 2025-02-04 | Option exercise (derivative) | 9,825 | $0.00 | 0 |
| 2025-02-04 | Open-market sale | 9,825 | $585.59 | 27,295.81 |
| 2025-02-04 | Option exercise | 9,825 | $253.99 | 37,120.81 |
| 2025-02-03 | Option exercise (derivative) | 9,825 | $0.00 | 9,825 |
| 2025-02-03 | Open-market sale | 9,825 | $593.13 | 27,295.81 |
| 2025-02-03 | Option exercise | 9,825 | $253.99 | 37,120.81 |
| 2024-08-28 | Tax withholding | 142.63 | $613.14 | 18,451.81 |
| 2024-08-28 | Tax withholding | 183.73 | $613.14 | 18,594.44 |
| 2024-08-28 | Tax withholding | 214.67 | $613.14 | 18,778.17 |
| 2024-08-23 | Tax withholding | 406.14 | $606.12 | 18,992.85 |
| 2024-05-28 | Gift | 1,112 | $0.00 | 19,398.99 |
| 2024-05-14 | Gift | 12,674 | $0.00 | 20,510.99 |
| 2024-05-14 | Gift | 12,674 | $0.00 | 12,674 |
| 2024-05-14 | Gift | 3,297 | $0.00 | 33,184.99 |
| 2024-05-13 | Option exercise (derivative) | 21,925 | $0.00 | 0 |
| 2024-05-13 | Option exercise | 21,925 | $210.68 | 58,406.99 |
| 2024-05-13 | Open-market sale | 21,925 | $591.27 | 36,481.99 |
| 2024-02-28 | Tax withholding | 771.36 | $572.03 | 36,481.99 |
| 2024-02-23 | Tax withholding | 408.3 | $564.71 | 37,253.35 |
| 2024-02-21 | Grant / award (derivative) | 20,000 | $0.00 | 20,000 |
| 2024-02-21 | Grant / award (derivative) | 12,250 | $0.00 | 12,250 |
| 2024-02-21 | Grant / award | 1,966 | $0.00 | 37,906.65 |
| 2023-08-28 | Tax withholding | 110.24 | $545.19 | 26,084.65 |
| 2023-08-28 | Tax withholding | 178.9 | $545.19 | 26,194.89 |
| 2023-08-25 | Tax withholding | 613.08 | $541.59 | 26,373.78 |
| 2023-08-23 | Tax withholding | 406.14 | $545.24 | 26,986.86 |
| 2023-08-01 | Option exercise (derivative) | 14,100 | $0.00 | 0 |
| 2023-08-01 | Open-market sale | 14,100 | $550.00 | 27,393 |
| 2023-08-01 | Option exercise | 14,100 | $190.59 | 41,493 |
| 2023-07-31 | Option exercise (derivative) | 15,000 | $0.00 | 14,100 |
| 2023-07-31 | Option exercise | 15,000 | $190.59 | 42,393 |
| 2023-07-31 | Open-market sale | 15,000 | $557.42 | 27,393 |
| 2023-02-28 | Tax withholding | 835 | $541.76 | 27,393 |
| 2023-02-23 | Tax withholding | 859 | $550.95 | 29,018 |
| 2023-02-23 | Tax withholding | 790 | $550.95 | 28,228 |
| 2023-02-22 | Grant / award (derivative) | 10,048 | $0.00 | 10,048 |
| 2023-02-22 | Grant / award | 1,516 | $0.00 | 24,699 |
| 2023-02-22 | Grant / award | 5,178 | $0.00 | 29,877 |
| 2022-11-17 | Gift | 468 | $0.00 | 23,183 |
| 2022-08-28 | Tax withholding | 99 | $563.71 | 42,351 |
| 2022-08-26 | Tax withholding | 620 | $563.71 | 42,450 |
| 2022-08-25 | Tax withholding | 563 | $585.47 | 43,070 |
| 2022-08-23 | Tax withholding | 311 | $572.97 | 43,633 |
| 2022-08-15 | Option exercise (derivative) | 12,300 | $0.00 | 0 |
| 2022-08-15 | Open-market sale | 40 | $606.21 | 43,944 |
| 2022-08-15 | Open-market sale | 880 | $605.61 | 43,984 |
| 2022-08-15 | Open-market sale | 2,444 | $604.70 | 44,864 |
| 2022-08-15 | Open-market sale | 5,484 | $603.56 | 47,308 |
| 2022-08-15 | Open-market sale | 1,652 | $602.60 | 52,792 |
| 2022-08-15 | Open-market sale | 1,300 | $601.53 | 54,444 |
| 2022-08-15 | Open-market sale | 500 | $600.62 | 55,744 |
| 2022-08-15 | Option exercise | 12,300 | $157.68 | 56,244 |
| 2022-08-12 | Option exercise (derivative) | 15,000 | $0.00 | 12,300 |
| 2022-08-12 | Option exercise | 15,000 | $157.68 | 58,944 |
| 2022-08-12 | Open-market sale | 7,800 | $600.29 | 51,144 |
| 2022-08-12 | Open-market sale | 2,500 | $601.63 | 48,644 |
| 2022-08-12 | Open-market sale | 1,384 | $603.34 | 43,944 |
| 2022-08-12 | Open-market sale | 3,316 | $602.67 | 45,328 |
| 2022-02-25 | Tax withholding | 1,121 | $549.83 | 43,944 |
| 2022-02-23 | Grant / award (derivative) | 11,416 | $0.00 | 11,416 |
| 2022-02-23 | Grant / award | 4,900 | $0.00 | 45,121 |
| 2022-02-23 | Tax withholding | 725 | $528.58 | 44,396 |
| 2022-02-23 | Tax withholding | 811 | $528.58 | 45,065 |
| 2022-02-23 | Grant / award | 1,480 | $0.00 | 45,876 |
| 2021-11-02 | Option exercise (derivative) | 22,550 | $0.00 | 0 |
| 2021-11-02 | Open-market sale | 300 | $633.26 | 62,471 |
| 2021-11-02 | Option exercise | 22,550 | $129.77 | 62,771 |
| 2021-11-02 | Open-market sale | 100 | $642.88 | 40,221 |
| 2021-11-02 | Open-market sale | 400 | $634.42 | 62,071 |
| 2021-11-02 | Open-market sale | 3,717 | $635.73 | 58,354 |
| 2021-11-02 | Open-market sale | 4,085 | $636.73 | 54,269 |
| 2021-11-02 | Open-market sale | 3,645 | $637.87 | 50,624 |
| 2021-11-02 | Open-market sale | 4,760 | $638.97 | 45,864 |
| 2021-11-02 | Open-market sale | 3,159 | $639.98 | 42,705 |
| 2021-11-02 | Open-market sale | 1,684 | $640.92 | 41,021 |
| 2021-11-02 | Open-market sale | 700 | $642.03 | 40,321 |
| 2021-08-27 | Tax withholding | 666 | $548.51 | 40,221 |
| 2021-08-26 | Tax withholding | 619 | $552.77 | 40,887 |
| 2021-08-25 | Tax withholding | 469 | $548.08 | 41,506 |
| 2021-08-23 | Tax withholding | 187 | $552.61 | 41,975 |
| 2021-02-26 | Tax withholding | 1,294 | $450.08 | 42,162 |
| 2021-02-25 | Tax withholding | 1,121 | $451.47 | 43,456 |
| 2021-02-23 | Grant / award (derivative) | 29,100 | $0.00 | 29,100 |
| 2021-02-23 | Grant / award (derivative) | 12,250 | $0.00 | 12,250 |
| 2021-02-23 | Grant / award | 2,800 | $0.00 | 44,577 |
| 2021-02-23 | Grant / award | 7,394 | $0.00 | 42,552 |
| 2021-02-23 | Tax withholding | 775 | $458.81 | 41,777 |
| 2020-08-28 | Tax withholding | 772 | $424.48 | 35,754 |
| 2020-08-27 | Tax withholding | 666 | $420.53 | 36,526 |
| 2020-08-26 | Gift | 596 | $0.00 | 35,158 |
| 2020-08-26 | Tax withholding | 516 | $425.65 | 37,192 |
| 2020-08-25 | Tax withholding | 281 | $422.29 | 37,708 |
| 2020-07-29 | Option exercise (derivative) | 19,800 | $0.00 | 0 |
| 2020-07-29 | Option exercise | 19,800 | $131.07 | 57,789 |
| 2020-07-29 | Open-market sale | 100 | $411.61 | 37,989 |
| 2020-07-29 | Open-market sale | 200 | $411.60 | 38,089 |
| 2020-07-29 | Open-market sale | 19,500 | $410.82 | 38,289 |
| 2020-06-01 | Open-market sale | 2,500 | $348.00 | 37,989 |
| 2020-03-04 | Option exercise (derivative) | 8,700 | $0.00 | 0 |
| 2020-03-04 | Open-market sale | 8,700 | $318.54 | 40,489 |
| 2020-03-04 | Option exercise | 8,700 | $124.28 | 49,189 |
| 2020-03-02 | Open-market sale | 2,500 | $291.03 | 40,489 |
| 2020-02-27 | Tax withholding | 1,287 | $297.08 | 42,989 |
| 2020-02-26 | Tax withholding | 1,190 | $309.16 | 44,276 |
| 2020-02-25 | Grant / award (derivative) | 17,300 | $0.00 | 17,300 |
| 2020-02-25 | Tax withholding | 741 | $309.63 | 45,466 |
| 2020-02-25 | Grant / award | 7,580 | $0.00 | 46,207 |
| 2020-02-25 | Grant / award | 4,225 | $0.00 | 38,627 |
| 2020-02-03 | Open-market sale | 3,268 | $319.13 | 34,402 |
| 2019-08-28 | Tax withholding | 773 | $276.06 | 37,670 |
| 2019-08-27 | Tax withholding | 556 | $272.93 | 38,443 |
| 2019-08-26 | Tax withholding | 310 | $270.92 | 38,999 |
| 2019-08-24 | Tax withholding | 720 | $269.36 | 39,309 |
| 2019-06-03 | Open-market sale | 2,500 | $268.29 | 40,029 |
| 2019-03-04 | Open-market sale | 2,500 | $266.00 | 42,529 |
| 2019-02-28 | Tax withholding | 1,000 | $259.57 | 45,029 |
| 2019-02-27 | Tax withholding | 1,138 | $259.14 | 46,029 |
| 2019-02-26 | Grant / award (derivative) | 19,650 | $0.00 | 19,650 |
| 2019-02-26 | Tax withholding | 857 | $253.99 | 47,167 |
| 2019-02-26 | Grant / award | 4,650 | $0.00 | 48,024 |
| 2019-02-26 | Grant / award | 8,750 | $0.00 | 43,374 |
| 2018-12-07 | Option exercise (derivative) | 9,500 | $0.00 | 0 |
| 2018-12-07 | Option exercise | 9,500 | $73.24 | 44,124 |
| 2018-12-07 | Open-market sale | 9,500 | $241.45 | 34,624 |
| 2018-08-28 | Tax withholding | 645 | $237.96 | 34,624 |
| 2018-08-27 | Tax withholding | 334 | $237.92 | 35,269 |
| 2018-08-25 | Tax withholding | 641 | $234.71 | 35,603 |
| 2018-08-24 | Tax withholding | 721 | $234.71 | 36,244 |
| 2018-06-04 | Open-market sale | 2,500 | $212.00 | 36,965 |
| 2018-03-05 | Open-market sale | 100 | $205.43 | 39,465 |
| 2018-03-05 | Open-market sale | 2,400 | $204.57 | 39,565 |
| 2018-02-28 | Tax withholding | 1,001 | $208.58 | 41,965 |
| 2018-02-27 | Grant / award (derivative) | 21,925 | $0.00 | 21,925 |
| 2018-02-27 | Grant / award | 8,700 | $0.00 | 43,847 |
| 2018-02-27 | Tax withholding | 881 | $210.68 | 42,966 |
| 2018-02-27 | Grant / award | 5,000 | $0.00 | 35,147 |
| 2018-02-23 | Tax withholding | 594 | $211.71 | 30,147 |
| 2018-02-07 | Open-market sale | 5,000 | $209.26 | 30,741 |
| 2017-08-28 | Tax withholding | 410 | $178.43 | 35,741 |
| 2017-08-25 | Tax withholding | 325 | $177.22 | 36,829 |
| 2017-08-25 | Tax withholding | 678 | $177.22 | 36,151 |
| 2017-08-24 | Tax withholding | 636 | $175.96 | 37,154 |
| 2017-06-05 | Open-market sale | 2,500 | $176.26 | 37,790 |
| 2017-03-06 | Open-market sale | 2,500 | $158.71 | 40,290 |
| 2017-02-28 | Grant / award (derivative) | 27,300 | $0.00 | 27,300 |
| 2017-02-28 | Grant / award | 6,750 | $0.00 | 37,721 |
| 2017-02-28 | Tax withholding | 731 | $157.68 | 42,790 |
| 2017-02-28 | Grant / award | 5,800 | $0.00 | 43,521 |
| 2017-02-24 | Tax withholding | 655 | $158.98 | 30,971 |
| 2017-02-24 | Tax withholding | 344 | $158.98 | 31,626 |
| 2016-08-26 | Tax withholding | 904 | $152.36 | 31,970 |
| 2016-08-25 | Tax withholding | 565 | $151.35 | 32,874 |
| 2016-08-24 | Tax withholding | 382 | $151.26 | 33,439 |
| 2016-05-25 | Option exercise (derivative) | 3,740 | $0.00 | 0 |
| 2016-05-25 | Option exercise | 3,740 | $54.97 | 33,821 |
| 2016-05-24 | Option exercise (derivative) | 8,660 | $0.00 | 3,740 |
| 2016-05-24 | Open-market sale | 1,400 | $150.22 | 36,806 |
| 2016-05-24 | Open-market sale | 535 | $150.11 | 38,206 |
| 2016-05-24 | Option exercise | 8,660 | $54.97 | 38,741 |
| 2016-05-24 | Open-market sale | 1,125 | $150.32 | 33,981 |
| 2016-05-24 | Open-market sale | 3,900 | $150.35 | 30,081 |
| 2016-05-24 | Open-market sale | 1,700 | $150.23 | 35,106 |
| 2016-03-22 | Option exercise (derivative) | 1,792 | $0.00 | 12,400 |
| 2016-03-22 | Option exercise (derivative) | 1,123 | $0.00 | 0 |
| 2016-03-22 | Option exercise | 1,123 | $49.49 | 26,612 |
| 2016-03-22 | Option exercise | 1,677 | $49.49 | 30,081 |
| 2016-03-22 | Option exercise | 1,792 | $54.97 | 28,404 |
| 2016-03-21 | Option exercise (derivative) | 2,527 | $0.00 | 1,123 |
| 2016-03-21 | Option exercise (derivative) | 3,773 | $0.00 | 1,677 |
| 2016-03-21 | Option exercise (derivative) | 4,408 | $0.00 | 14,192 |
| 2016-03-21 | Option exercise | 2,527 | $49.49 | 28,016 |
| 2016-03-21 | Open-market sale | 10,708 | $139.50 | 25,489 |
| 2016-03-21 | Option exercise | 3,773 | $49.49 | 36,197 |
| 2016-03-21 | Option exercise | 4,408 | $54.97 | 32,424 |
| 2016-02-26 | Tax withholding | 196 | $130.71 | 25,489 |
| 2016-02-25 | Tax withholding | 344 | $130.57 | 25,685 |
| 2016-02-24 | Grant / award (derivative) | 22,550 | $0.00 | 22,550 |
| 2016-02-24 | Tax withholding | 653 | $129.77 | 26,029 |
| 2016-02-24 | Grant / award | 5,400 | $0.00 | 26,682 |
| 2016-02-24 | Grant / award | 6,000 | $0.00 | 21,282 |
| 2015-08-26 | Tax withholding | 851 | $125.26 | 15,282 |
| 2015-08-25 | Tax withholding | 340 | $120.05 | 16,133 |
| 2015-08-01 | — | — | — | 16,473 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.