MKSI MKS INC
Nasdaq · SEC CIK 1049502 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $43.54M 34 sales by 13 insiders
- Filings on record
- 236 since 2021-09-02, latest 2026-09-02 12:34
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Lee John Tseng-Chung | Pres, CEO, Dir | — | $13.88M |
| COLELLA GERALD G | Dir | — | $11.74M |
| Henry David Philip | EVP, Gbl Str Mktg, GM, MSD | — | $3.24M |
| Mayampurath Ramakumar | EVP, CFO | — | $2.78M |
| Schreiner James Alan | EVP, COO | — | $2.60M |
| Burke Kathleen Flaherty | EVP, GC, Sec | — | $2.46M |
| Taranto Eric Robert | EVP, GM, VSD | — | $2.28M |
| McCarthy Michelle M | VP, CAO | — | $1.13M |
| Moloney Jacqueline F | Dir | — | $1.07M |
| CANNONE PETER III | Dir | — | $732.2K |
Transactions 248
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022-09-02 | 2022-09-01 | MKSI | Mora Elizabeth | Dir | S - Sale | $96.72 | -200 | 16.1K | -1% | -$19.3K | |
| 2022-08-18 | 2022-08-17 | MKSI | WILD GEOFFREY | Dir | A - Grant | — | +1,813 | 1,813 | New | — | |
| 2022-08-02 | 2022-08-01 | MKSI | CANNONE PETER III | Dir | P - Purchase | $120.06 | +250 | 3,142 | +9% | +$30.0K | |
| I | 2022-08-02 | 2022-08-01 | MKSI | COLELLA GERARD G | Dir | P - Purchase | $117.51 | +1,000 | 99.0K | +1% | +$117.5K |
| 2022-05-11 | 2022-05-10 | MKSI | Mora Elizabeth | Dir | A - Grant | — | +1,745 | 16.3K | +12% | — | |
| 2022-05-11 | 2022-05-10 | MKSI | CANNONE PETER III | Dir | A - Grant | — | +1,745 | 2,892 | +152% | — | |
| I | 2022-05-11 | 2022-05-10 | MKSI | COLELLA GERARD G | Dir | G - Gift | $0.00 | -130 | 96.9K | -0.1% | $0 |
| 2022-05-11 | 2022-05-10 | MKSI | COLELLA GERARD G | Dir | A - Grant | — | +1,745 | 2,894 | +152% | — | |
| 2022-05-11 | 2022-05-10 | MKSI | Warner Michelle M | Dir | A - Grant | — | +1,745 | 6,861 | +34% | — | |
| 2022-05-11 | 2022-05-10 | MKSI | Moloney Jacqueline F | Dir | A - Grant | — | +1,745 | 10.4K | +20% | — | |
| 2022-05-11 | 2022-05-10 | MKSI | Batra Raj | Dir | A - Grant | — | +1,745 | 8,975 | +24% | — | |
| 2022-05-11 | 2022-05-10 | MKSI | Donahue Joseph B | Dir | A - Grant | — | +1,745 | 4,880 | +56% | — | |
| D | 2022-04-19 | 2022-04-18 | MKSI | Henry David Philip | SVP, Corp Mkt, PMO, Glob Svc | F - Tax | $114.99 | -162 | 4,336 | -4% | -$18.6K |
| D | 2022-04-19 | 2022-04-18 | MKSI | Henry David Philip | SVP, Corp Mkt, PMO, Glob Svc | M - OptEx | — | +479.34 | 4,498 | +12% | — |
| D | 2022-04-19 | 2022-04-18 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | M - OptEx | — | +1,797 | 8,608 | +26% | — |
| D | 2022-04-19 | 2022-04-18 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | F - Tax | $114.99 | -891 | 7,717 | -10% | -$102.5K |
| D | 2022-04-19 | 2022-04-18 | MKSI | Taranto Eric Robert | SVP, GM, V, A Division | F - Tax | $114.99 | -506 | 5,697 | -8% | -$58.2K |
| DM | 2022-04-19 | 2022-04-18 | MKSI | Taranto Eric Robert | SVP, GM, V, A Division | M - OptEx | — | +1,722 | 5,268 | +49% | — |
| 2022-03-02 | 2022-03-01 | MKSI | Mora Elizabeth | Dir | S - Sale | $149.99 | -300 | 14.5K | -2% | -$45.0K | |
| D | 2022-02-16 | 2022-02-15 | MKSI | Taranto Eric Robert | SVP, GM, V, A Division | F - Tax | $152.55 | -342 | 4,481 | -7% | -$52.2K |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Taranto Eric Robert | SVP, GM, V, A Division | M - OptEx | — | +1,161 | 4,823 | +32% | — |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Henry David Philip | SVP, Corp Mkt, PMO, Glob Svc | M - OptEx | — | +2,912 | 4,874 | +148% | — |
| D | 2022-02-16 | 2022-02-15 | MKSI | Henry David Philip | SVP, Corp Mkt, PMO, Glob Svc | F - Tax | $152.55 | -856 | 4,018 | -18% | -$130.6K |
| D | 2022-02-16 | 2022-02-15 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | F - Tax | $152.55 | -780 | 6,811 | -10% | -$119.0K |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | M - OptEx | — | +1,654 | 7,591 | +28% | — |
| D | 2022-02-16 | 2022-02-15 | MKSI | Lee John Tseng-Chung | Pres, CEO, Dir | F - Tax | $152.55 | -13.8K | 51.5K | -21% | -$2.11M |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Lee John Tseng-Chung | Pres, CEO, Dir | M - OptEx | — | +31.2K | 61.4K | +103% | — |
| DM | 2022-02-16 | 2022-02-15 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | M - OptEx | — | +17.0K | 39.0K | +77% | — |
| D | 2022-02-16 | 2022-02-15 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | F - Tax | $152.55 | -7,238 | 31.8K | -19% | -$1.10M |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Schreiner James Alan | SVP, COO | M - OptEx | — | +3,655 | 6,347 | +136% | — |
| D | 2022-02-16 | 2022-02-15 | MKSI | Schreiner James Alan | SVP, COO | F - Tax | $152.55 | -1,242 | 5,758 | -18% | -$189.5K |
| DM | 2022-02-16 | 2022-02-15 | MKSI | Burke Kathleen Flaherty | SVP, GC, Sec | M - OptEx | — | +9,038 | 49.8K | +22% | — |
| D | 2022-02-16 | 2022-02-15 | MKSI | Burke Kathleen Flaherty | SVP, GC, Sec | F - Tax | $152.55 | -3,708 | 46.1K | -7% | -$565.7K |
| D | 2022-01-12 | 2022-01-11 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | M - OptEx | — | +2,283 | 6,778 | +51% | — |
| D | 2022-01-12 | 2022-01-11 | MKSI | Gitin Mark Milton | SVP, GM, L, M Division | F - Tax | $174.42 | -841 | 5,937 | -12% | -$146.7K |
| DM | 2021-12-06 | 2021-12-03 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | M - OptEx | — | +519 | 22.5K | +2% | — |
| D | 2021-12-06 | 2021-12-03 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | F - Tax | $156.09 | -519 | 22.0K | -2% | -$81.0K |
| 2021-12-02 | 2021-12-01 | MKSI | Mora Elizabeth | Dir | S - Sale | $155.91 | -300 | 14.8K | -2% | -$46.8K | |
| 2021-11-12 | 2021-11-05 | MKSI | Moloney Jacqueline F | Dir | G - Gift | $0.00 | -324 | 8,614 | -4% | $0 | |
| I | 2021-11-08 | 2021-11-04 | MKSI | COLELLA GERARD G | Dir | S - Sale | $155.16 | -3,000 | 97.0K | -3% | -$465.5K |
| D | 2021-10-29 | 2021-10-28 | MKSI | Burke Kathleen Flaherty | SVP, GC, Sec | F - Tax | $145.74 | -967 | 40.7K | -2% | -$140.9K |
| D | 2021-10-29 | 2021-10-28 | MKSI | Burke Kathleen Flaherty | SVP, GC, Sec | M - OptEx | — | +2,179 | 41.7K | +6% | — |
| D | 2021-10-29 | 2021-10-28 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | F - Tax | $145.74 | -1,933 | 21.9K | -8% | -$281.7K |
| D | 2021-10-29 | 2021-10-28 | MKSI | BAGSHAW SETH H | SVP, CFO, Treas | M - OptEx | — | +4,358 | 23.9K | +22% | — |
| I | 2021-10-21 | 2021-10-20 | MKSI | COLELLA GERARD G | Dir | G - Gift | $0.00 | -450 | 100.0K | -0.4% | $0 |
| D | 2021-09-17 | 2021-09-16 | MKSI | Schreiner James Alan | SVP, COO | M - OptEx | — | +1,434 | 3,727 | +63% | — |
| D | 2021-09-17 | 2021-09-16 | MKSI | Schreiner James Alan | SVP, COO | F - Tax | $150.50 | -454 | 3,273 | -12% | -$68.3K |
| 2021-09-02 | 2021-09-01 | MKSI | Mora Elizabeth | Dir | S - Sale | $148.10 | -300 | 15.1K | -2% | -$44.4K |
Purchase Sale Sale after option exercise All abbreviations