SEC CIK 1732461
McCarthy Michelle M
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| MKSIview stock → | 1.549 | 2026-06-05 |
Position History — MKSI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MKSI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-06-05 | Open-market sale | 2,434 | $315.23 | 1.549 |
| 2026-04-15 | Option exercise (derivative) | 1,736 | — | 7,388.16 |
| 2026-04-15 | Option exercise (derivative) | 1,107 | — | 9,124.16 |
| 2026-04-15 | Option exercise (derivative) | 968 | — | 10,231.16 |
| 2026-04-15 | Grant / award (derivative) | 1,672.862 | — | 11,199.16 |
| 2026-04-15 | Tax withholding | 1,375.451 | $274.15 | 2,435.549 |
| 2026-04-15 | Option exercise | 1,736 | — | 3,811 |
| 2026-04-15 | Option exercise | 1,107 | — | 2,075 |
| 2026-04-15 | Option exercise | 968 | — | 968 |
| 2026-02-20 | Open-market sale | 816 | $250.35 | 0 |
| 2026-02-20 | Open-market sale | 650 | $249.57 | 816 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.