MKSI today
$226.00+$12.53 (+5.87%)close Nov 11, 2026Trend
DailyDowntrend (confirmed)
4 hourExpanding
1 hourBearish
15 minBearish
5 minBearish
Daily trend turns up above $222.30
Key levels
Resistance$264.54
Resistance$241.51
Support$222.30
Support$192.01
Latest news & SEC filings
AnalystCitigroup keeps Buy rating on MKS, cuts price target to $350
AnalystWells Fargo keeps Equal-Weight rating on MKS, cuts target to $195
All MKSI news →About MKS
MKS makes instruments, subsystems, process control equipment, and specialty chemicals for chip production, circuit board and package substrate fabrication, and other industrial uses. Its three divisions cover vacuum technology, photonics and lasers, and materials and plating chemistry. Customers include semiconductor tool builders, device makers, board manufacturers, and buyers in industrial, life sciences, research, and defense fields. Sales span the globe, with much of its business coming from buyers across Asia.
Based on the company's 10-K filed Feb 24, 2026.
Nasdaq · Technology
MKS INC (MKSI)
What Is the Price Target for MKSI?
SEPT Low Target
$195.00
SEPT Mid Target
$397.50
SEPT High Target
$600.00
Analyst Consensus
$397.50
Is MKSI a Buy or Sell Right Now?
Thesis
- •Revenue growing 9.6% YoY with ACCELERATING trend — accelerating momentum.
AI-Powered Trading Signals
Trained on trillions of real market data to read price action and give you a simple, emotionless trading strategy for MKSI.
Start Free Trial →Is MKSI Overvalued or Undervalued?
Valuation Verdict
UNDERVALUED
Methods Used
P/E Forward, P/B, PEG, Analyst Consensus
Fair Value
$374.29
53
Moat Score
NARROW
6/9
Piotroski Score
2.4
Altman Z-Score
What Is Smart Money Doing with MKSI?
Insider Signal
SELLING
0 buys / 17 sells (90d)
Congress Signal
BUYING
2 buys / 2 sells (90d)
Institutional
N/A
Short Squeeze Risk
MEDIUM
Signal: NEUTRAL
Recent Insider Activity
| Name | Title | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| Lee John Tseng-Chung | director officer | Buy | 1,478 | - | Oct 30, 2026 |
| Lee John Tseng-Chung | director officer | Buy | 678 | - | Oct 30, 2026 |
| Lee John Tseng-Chung | director officer | Sale | 2,157 | $436K | Oct 30, 2026 |
| Mora Elizabeth | director | Sale | 300 | $75K | Sep 1, 2026 |
| Schreiner James Alan | officer | Sale | 781 | $248K | Jun 10, 2026 |
| McCarthy Michelle M | officer | Sale | 2,434 | $767K | Jun 5, 2026 |
| Henry David Philip | officer | Sale | 6,000 | $1.9M | Jun 1, 2026 |
| Mora Elizabeth | director | Sale | 300 | $95K | Jun 1, 2026 |
| Donahue Joseph B | director | Sale | 2,100 | $689K | May 27, 2026 |
| COLELLA GERALD G | director | Sale | 464 | $153K | May 27, 2026 |
Track Smart Money Across 4,000+ Stocks
Insider trades, congress trades, institutional flows, and short interest — updated daily with real-time alerts.
See All Smart Money Signals →MKSI Growth Story
Revenue YoY
9.6%
3yr Revenue CAGR
3.5%
EPS Growth YoY
55.52%
FCF Growth YoY
21.2%
Revenue Trend
ACCELERATING
Dark Pool Trades for MKSI
PREVIEWSEPT Investing tracks real-time dark pool institutional trades for MKSI, including block trade sizes, dollar values, and buy/sell side classification. Dark pool trades reveal where institutional investors are positioning before moves become visible on public exchanges.
| Time | Price | Size | Value | Side |
|---|---|---|---|---|
| 21:00:27 | $226.00 | 1,021 | $$231K | BUY |
| 21:00:23 | $226.00 | 1,062 | $$240K | BUY |
| 21:00:23 | $226.00 | 1,240 | $$280K | BUY |
| 20:59:06 | $225.91 | 1,356 | $$306K | MIDPOINT |
| 20:50:18 | $225.61 | 1,693 | $$382K | BUY |
5 dark pool trades shown · $$1.4M preview volume
Real-time institutional flow, block trades, and net positioning
Options Flow for MKSI
PREVIEWSEPT Investing provides real-time options flow tracking for MKSI, including unusual sweep detection, block trades, and dealer positioning. Each trade shows strike, expiry, premium, implied volatility, and greek values for informed decision-making.
| Type | Strike | Expiry | DTE | Premium | Size | Trade |
|---|---|---|---|---|---|---|
| CALL | $170 | Dec 18 | 37 | $$5560 | 1 | SWEEP |
| PUT | $220 | Dec 18 | 37 | $$4680 | 3 | SWEEP |
| PUT | $220 | Dec 18 | 37 | $$4680 | 3 | SWEEP |
| PUT | $220 | Dec 18 | 37 | $$4680 | 3 | SWEEP |
| PUT | $220 | Dec 18 | 37 | $$1560 | 1 | SWEEP |
5 options trades shown · 20% calls
Unusual activity, GEX levels, max pain, and dealer positioning
Full AI Research Report
SEPT's Trading AI has generated a free, downloadable PDF research report for MKS INC (MKSI) covering valuation analysis, financial health assessment, growth projections, smart money tracking, earnings and key price levels. For research only, not investment advice.
Report includes: PDF download, detailed valuation models (DCF, P/E, EV/EBITDA), institutional flow analysis, congress and insider trade tracking, FinBERT news sentiment (2 articles analyzed), and SEC filing intelligence...
AI-Powered Trading Signals.
Trained on trillions of real market data to read price action and give you a simple, emotionless trading strategy. SEPT tells you when to buy, when to sell, and grades every stock so you never trade blind.
Try SEPT Free for 7 Days →MKSI — frequently asked questions
What is MKSI stock price today?
MKS INC (MKSI) is at $226.00, up 5.87% (+$12.53) at the Nov 11, 2026 close.
Why is MKSI stock moving today?
Latest MKSI news — Nov 6, 2026: Citigroup keeps Buy rating on MKS, cuts price target to $350 · Nov 6, 2026: Wells Fargo keeps Equal-Weight rating on MKS, cuts target to $195
Why did MKSI stock move on Nov 4, 2026?
MKS Instruments reported third-quarter adjusted EPS of $4.18 and sales of $1.413 billion, both above analyst estimates of $3.63 per share and $1.355 billion. The company also issued bullish fourth-quarter guidance, forecasting adjusted EPS of $4.62 to $5.38 and GAAP EPS of $3.66 to $4.42, with both ranges above consensus.
What is the MKSI price target?
The average analyst price target for MKSI is $397.50, ranging from $195 to $600, based on 12 analysts. Latest: Wells Fargo maintains on Nov 6, 2026.
What do analysts rate MKSI?
Analyst ratings for MKSI: 1 Buy, 24 Hold, 0 Sell — consensus Hold.
Did MKSI beat earnings?
MKSI last reported on Nov 4, 2026: EPS $4.18 vs $3.63 expected — a beat of 15.2%.
What is MKSI's P/E ratio?
MKSI trades at a P/E of 25.3 vs a Technology average of 27.9.
Does MKSI pay a dividend?
Yes. MKSI's dividend yield is 0.55%.
How much debt does MKSI have?
MKS INC reported $2.4B of debt and $511M of cash (Sep 30, 2026).
What are MKSI support and resistance levels?
Support: $222.30, $192.01, $173.13. Resistance: $241.51, $264.54, $284.63.
What are insiders doing with MKSI?
Insider activity: SELLING, 0 buys and 17 sells in the last 90 days.
What is the latest news on MKSI?
Nov 6, 2026: Citigroup keeps Buy rating on MKS, cuts price target to $350 · Nov 6, 2026: Wells Fargo keeps Equal-Weight rating on MKS, cuts target to $195