Manufacturing / Industrial Measurement Instruments & Related Products
MKS INSTRUMENTS INC
MKSI
$252.33
+$11.85 (+4.93%)
Price as of Sep 18, 2026 23:44 UTC
20 B
Market Cap (Large Cap)
Nov 03
Next Earnings
Technical Signals
as of Sep 16
Bearish
0 of 7
Trend
- Above 20-day average $262.49
- Above 50-day average $286.96
- Above 200-day average $254.10 · -7.4%
- Moving averages stacked Not aligned
Momentum
- Golden cross (50/200) —
- Momentum cross (20/50) Down · 34d ago
Volume
- Below-average volume 0.7x avg
Price & Trend
Daily candles with EMA 20, SMA 50. Drag to zoom.
Options Heat Map
Delta-risk grid for MKSI options across strikes and expirations. Hover any cell for full Greeks.
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Insider Trades
0 buys
48 sells
| Date | Insider | Title | Type | Shares | Value | Since Trade |
|---|---|---|---|---|---|---|
| Aug 03, 2026 | Williams John Edward | Sell | 457 | $131,758 | -12.6% | |
| Jun 12, 2026 | Schreiner James Alan | Sell | 217 | $75,299 | -27.4% | |
| Jun 12, 2026 | Schreiner James Alan | Sell | 812 | $281,282 | -27.2% | |
| Jun 12, 2026 | Schreiner James Alan | Sell | 2,471 | $853,790 | -27.0% | |
| Jun 10, 2026 | Schreiner James Alan | Sell | 781 | $247,905 | -20.6% | |
| Jun 05, 2026 | McCarthy Michelle M | Sell | 2,434 | $767,270 | -20.0% | |
| Jun 01, 2026 | Henry David Philip | Sell | 6,000 | $1,886,583 | -19.8% | |
| Jun 01, 2026 | Mora Elizabeth | Sell | 300 | $95,406 | -20.7% | |
| May 27, 2026 | COLELLA GERALD G | Sell | 1,811 | $607,514 | -24.9% | |
| May 27, 2026 | Donahue Joseph B | Sell | 2,100 | $688,703 | -23.1% |
Politician Trades in MKSI
| Date | Politician | Party | Type | Amount | Since Buy |
|---|---|---|---|---|---|
| Oct 31, 2025 | Lisa C. McClain | R | Sale | $1K-$15K | — |
| Oct 30, 2025 | Lisa C. McClain | R | Sale | $1K-$15K | — |
| Oct 30, 2025 | Lisa C. McClain | R | Purchase | $1K-$15K | +80.9% |
| Aug 04, 2025 | Lisa C. McClain | R | Purchase | $1K-$15K | +168.2% |
| Apr 20, 2025 | Ro Khanna | D | Purchase | $1K-$15K | +317.8% |
| Apr 17, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
| Apr 17, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
| Apr 16, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
| Apr 16, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
| Apr 16, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
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