AnalysisNews

MKSI today

$226.00+$12.53 (+5.87%)close Nov 11, 2026

Trend

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)

$226.00+12.53 (+5.87%)
WATCHLISTGrade: ARisk: LOW
1D5D1M1Y5YMaxSign up for all timeframes
197.7218.7239.6260.5226.00Oct 9Oct 19Oct 27Nov 4
High231.07
Low220.36
Open225.87
Volume1.66M
Avg Vol1.50M
VWAP226.18
30d High281.41
30d Low176.82
30d Chg-16.68%

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

Current: $226.00Upside: +75.9%Confidence: 85%Method: Analyst Consensus

Is MKSI a Buy or Sell Right Now?

79
Investability Score
WATCHLIST12-18 months
News summary · last 30 days
Nov 4▲ UpEarningsDividend5 articles
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. Additionally, the board approved a $500 million share buyback. Despite these positive catalysts, the stock closed down 4.07% at $194.81, trading between a low of $190.55 and a high of $204.79 on volume of 2,091,280 shares. The news flow is predominantly bullish, suggesting a potential upward direction.
Oct 19▲ UpMerger2 articles
MKSI shares closed at $215.41, down 2.33% on the day, despite bullish news that MKS agreed to divest its Ophir Optics business to TTM Technologies for approximately $650 million in cash. The all-cash transaction was disclosed as a merger catalyst, with reports noting shares rose after the deal was announced, though the stock ultimately finished lower. The divestiture could provide MKS with significant cash proceeds, potentially supporting future investments or debt reduction. Despite the positive strategic move, the stock's decline suggests broader market pressures or profit-taking outweighed the deal's initial optimism. The direction signal from the news remains UP based on the merger catalyst.
Critical news
Nov 4HIGHEarnings: growth/beat

Thesis

  • •Revenue growing 9.6% YoY with ACCELERATING trend — accelerating momentum.

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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

NameTitleTypeSharesValueDate
Lee John Tseng-Chungdirector officerBuy1,478-Oct 30, 2026
Lee John Tseng-Chungdirector officerBuy678-Oct 30, 2026
Lee John Tseng-Chungdirector officerSale2,157$436KOct 30, 2026
Mora ElizabethdirectorSale300$75KSep 1, 2026
Schreiner James AlanofficerSale781$248KJun 10, 2026
McCarthy Michelle MofficerSale2,434$767KJun 5, 2026
Henry David PhilipofficerSale6,000$1.9MJun 1, 2026
Mora ElizabethdirectorSale300$95KJun 1, 2026
Donahue Joseph BdirectorSale2,100$689KMay 27, 2026
COLELLA GERALD GdirectorSale464$153KMay 27, 2026

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Insider trades, congress trades, institutional flows, and short interest — updated daily with real-time alerts.

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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

PREVIEW

SEPT 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.

TimePriceSizeValueSide
21:00:27$226.001,021$$231KBUY
21:00:23$226.001,062$$240KBUY
21:00:23$226.001,240$$280KBUY
20:59:06$225.911,356$$306KMIDPOINT
20:50:18$225.611,693$$382KBUY

5 dark pool trades shown · $$1.4M preview volume

Real-time institutional flow, block trades, and net positioning

See all dark pool activity

Options Flow for MKSI

PREVIEW

SEPT 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.

TypeStrikeExpiryDTEPremiumSizeTrade
CALL$170Dec 1837$$55601SWEEP
PUT$220Dec 1837$$46803SWEEP
PUT$220Dec 1837$$46803SWEEP
PUT$220Dec 1837$$46803SWEEP
PUT$220Dec 1837$$15601SWEEP

5 options trades shown · 20% calls

Unusual activity, GEX levels, max pain, and dealer positioning

See full options flow

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...

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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