SEC CIK 1842235
Taranto Eric Robert
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| MKSIview stock → | 12,596.239 | 2026-05-11 |
Position History — MKSI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MKSI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-05-11 | Open-market sale | 2,848.522 | $319.93 | 12,596.239 |
| 2026-03-06 | Open-market sale | 4,567.879 | $220.52 | 15,444.761 |
| 2026-02-20 | Open-market sale | 1,452.73 | $247.55 | 20,012.64 |
| 2026-02-17 | Option exercise (derivative) | 914.05 | — | 11,823.36 |
| 2026-02-17 | Grant / award (derivative) | 1,758.96 | — | 14,501.56 |
| 2026-02-17 | Option exercise (derivative) | 1,764.15 | — | 12,737.4 |
| 2026-02-17 | Option exercise (derivative) | 1,167.36 | — | 9,331.67 |
| 2026-02-17 | Option exercise (derivative) | 976 | — | 10,499.03 |
| 2026-02-17 | Option exercise (derivative) | 348.33 | — | 11,475.03 |
| 2026-02-17 | Option exercise (derivative) | 1,303 | — | 8,028.67 |
| 2026-02-17 | Option exercise | 1,764.15 | — | 19,468.4 |
| 2026-02-17 | Option exercise | 914.05 | — | 20,382.45 |
| 2026-02-17 | Option exercise | 348.33 | — | 20,730.78 |
| 2026-02-17 | Option exercise | 976 | — | 21,706.78 |
| 2026-02-17 | Option exercise | 1,167.36 | — | 22,874.14 |
| 2026-02-17 | Option exercise | 1,303 | — | 24,177.14 |
| 2026-02-17 | Tax withholding | 2,711.77 | $260.74 | 21,465.37 |
| 2026-02-08 | Grant / award (derivative) | 3,504.31 | — | 12,742.6 |
| 2025-02-18 | Grant / award (derivative) | 3,911.07 | — | 15,162.47 |
| 2025-02-18 | Option exercise (derivative) | 804.7 | — | 13,239.11 |
| 2025-02-18 | Option exercise (derivative) | 1,118.66 | — | 14,043.81 |
| 2025-02-18 | Option exercise (derivative) | 347.82 | — | 10,213.29 |
| 2025-02-18 | Option exercise (derivative) | 914 | — | 10,561.11 |
| 2025-02-18 | Option exercise (derivative) | 1,764 | — | 11,475.11 |
| 2025-02-18 | Option exercise (derivative) | 975 | — | 9,238.29 |
| 2025-02-18 | Option exercise | 1,118.66 | — | 14,421 |
| 2025-02-18 | Option exercise | 804.7 | — | 15,225.7 |
| 2025-02-18 | Option exercise | 1,764 | — | 16,989.7 |
| 2025-02-18 | Option exercise | 914 | — | 17,903.7 |
| 2025-02-18 | Option exercise | 347.82 | — | 18,251.52 |
| 2025-02-18 | Option exercise | 975 | — | 19,226.52 |
| 2025-02-18 | Tax withholding | 1,760 | $103.67 | 17,466.52 |
| 2025-02-10 | Grant / award (derivative) | 1,044.91 | — | 11,251.41 |
| 2024-02-15 | Option exercise (derivative) | 1,118 | — | 13,688.49 |
| 2024-02-15 | Option exercise (derivative) | 1,764 | — | 11,120.49 |
| 2024-02-15 | Option exercise (derivative) | 804 | — | 12,884.49 |
| 2024-02-15 | Option exercise (derivative) | 914 | — | 10,206.49 |
| 2024-02-15 | Option exercise (derivative) | 387.44 | — | 14,806.49 |
| 2024-02-15 | Option exercise (derivative) | 774.88 | — | 15,193.93 |
| 2024-02-15 | Grant / award (derivative) | 2,926.93 | — | 15,968.81 |
| 2024-02-15 | Option exercise | 804 | — | 12,070.8 |
| 2024-02-15 | Option exercise | 914 | — | 14,748.8 |
| 2024-02-15 | Option exercise | 1,764 | — | 13,834.8 |
| 2024-02-15 | Tax withholding | 1,694 | $122.15 | 13,054.8 |
| 2024-02-15 | Option exercise | 1,118 | — | 11,266.8 |
| 2024-02-15 | Option exercise | 387.44 | — | 10,148.8 |
| 2024-02-15 | Option exercise | 774.88 | — | 9,761.36 |
| 2024-02-05 | Grant / award (derivative) | 5,292.15 | — | 13,041.88 |
| 2023-04-17 | Option exercise (derivative) | 934.54 | — | 7,749.73 |
| 2023-04-17 | Tax withholding | 275 | $82.38 | 8,710.31 |
| 2023-04-17 | Option exercise | 934.54 | — | 8,985.31 |
| 2023-02-15 | Option exercise (derivative) | 387 | — | 10,605.27 |
| 2023-02-15 | Option exercise (derivative) | 774 | — | 10,992.27 |
| 2023-02-15 | Grant / award (derivative) | 2,742.05 | — | 11,766.27 |
| 2023-02-15 | Option exercise (derivative) | 804 | — | 8,684.27 |
| 2023-02-15 | Option exercise (derivative) | 1,117 | — | 9,488.27 |
| 2023-02-15 | Option exercise | 1,117 | — | 8,152.77 |
| 2023-02-15 | Option exercise | 804 | — | 8,956.77 |
| 2023-02-15 | Tax withholding | 906 | $100.29 | 8,050.77 |
| 2023-02-15 | Option exercise | 387 | — | 7,035.77 |
| 2023-02-15 | Option exercise | 774 | — | 6,648.77 |
| 2023-02-08 | Grant / award (derivative) | 3,353.66 | — | 9,024.22 |
| 2022-04-29 | Grant / award (derivative) | 2,412.7 | — | 5,670.56 |
| 2022-04-18 | Option exercise (derivative) | 786.7 | — | 4,192.86 |
| 2022-04-18 | Option exercise (derivative) | 935 | — | 3,257.86 |
| 2022-04-18 | Option exercise | 786.7 | — | 5,267.87 |
| 2022-04-18 | Option exercise | 935 | — | 6,202.87 |
| 2022-04-18 | Tax withholding | 506 | $114.99 | 5,696.87 |
| 2022-02-15 | Option exercise (derivative) | 774 | — | 5,366.56 |
| 2022-02-15 | Option exercise (derivative) | 387 | — | 4,979.56 |
| 2022-02-15 | Option exercise | 387 | — | 4,823.17 |
| 2022-02-15 | Option exercise | 774 | — | 4,436.17 |
| 2022-02-15 | Tax withholding | 342 | $152.55 | 4,481.17 |
| 2022-01-21 | Grant / award (derivative) | 2,322.88 | — | 6,140.56 |
| 2021-04-29 | Open-market sale | 1,788 | $185.29 | 3,505.52 |
| 2021-04-19 | Option exercise (derivative) | 934 | — | 3,817.68 |
| 2021-04-19 | Option exercise | 934 | — | 5,568.52 |
| 2021-04-19 | Tax withholding | 275 | $181.04 | 5,293.52 |
| 2021-04-15 | Option exercise (derivative) | 787 | — | 4,751.68 |
| 2021-04-15 | Tax withholding | 231 | $188.26 | 4,634.52 |
| 2021-04-15 | Option exercise | 787 | — | 4,865.52 |
| 2021-04-13 | Option exercise (derivative) | 627.34 | — | 5,538.68 |
| 2021-04-13 | Tax withholding | 185 | $186.52 | 4,078.52 |
| 2021-04-13 | Option exercise | 627.34 | — | 4,263.52 |
| 2021-02-16 | Grant / award (derivative) | 1,161.44 | — | 6,166.02 |
| 2021-02-08 | — | — | — | 3,636.17 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.