MKSI: Double Bottom detected on 6 Oct 2026

MKSI has formed a double-bottom pattern at $251.19 key support, with a secondary inverse head-and-shoulders pattern detected on September 3rd with good strength (32.0 quality score). Current price of $280.50 sits between the two structures at a Bollinger Band position of 0.899, indicating proximity to upper band. Pattern quality metrics are moderate: structure score of 11.0, volume score of 11.0, and solid breakout score of 13.0 yield an overall 74.0 score with 61.65% win probability. MACD histogram is positive at 4.39, supporting upside momentum. Volume shows relative weakness at 0.87x average (1.09M vs 1.26M 20-day average), requiring confirmation on breakout.

MKS Instruments reported Q2 2026 earnings on August 6, 2026 with revenue of $1.25 billion and EPS of $3.30, beating estimates by 11.49% and 11.86% respectively, with revenue up 28% year-over-year and adjusted earnings up 86%. Management guided for Q3 2026 revenue of $1.35B (±$40M) with continued robust 50%+ year-over-year semiconductor growth. The company recently announced doubling capacity at its Guangzhou equipment factory to meet growing demand. After a 298% gain over the past year, MKSI trades at a P/E of 69; however, the pattern forms within strong semiconductor/AI demand tailwinds that are driving capacity expansions. Next earnings expected November 4, 2026 with EPS estimate of $3.62.

A successful breakout above $329.35 key resistance would target the measured-move conservative level of $294.92, with management's Q3 guidance and forward momentum supporting extension toward $300+. Volume confirmation critical at resistance—the current 0.87x relative volume must expand above 1.0x on breakout day to validate pattern integrity. RSI at 58.64 shows room to run without overbought extremes; invalidation occurs on a close below $251.19 key support. Win probability of 61.65% reflects the moderate pattern quality scores offset by strong fundamental momentum and bullish market regime (0.95 score).

Despite strong fundamentals, material headwinds exist. Analyst consensus price target sits around $181, suggesting the market consensus views current $280.50 as significantly overvalued relative to forward estimates. The industrials sector regime is bearish (0.01 score), creating cross-current headwind despite bullish market regime. Elevated beta of 2.29 amplifies downside volatility if market turns. Three-month performance is -19.76%, showing recent weakness ahead of this pattern—investors may lack conviction despite earnings beats. Next earnings on November 4, 2026 represents event risk. Margin pressure noted in Q2 despite strong growth; elevated capex investment for capacity expansion could pressure margins further if demand normalizes.

We scan more than 6,000 NYSE and NASDAQ stocks every trading day and compare each detected pattern against a database of 370,000+ historical detections. Every setup is scored across three dimensions: Structure, Volume, and Breakout Readiness. Win probability is a calibrated estimate of how similar historical setups performed over the following 10 trading days. This is a swing trading tool built for multi-day holds. It is not built or tested for day trading.