MKS Instruments, Inc. (MKSI)

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The chart shows the growth of an initial investment of $10,000 in MKS Instruments, Inc., comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

MKS Instruments, Inc. (MKSI) has returned 43.95% so far this year and 188.80% over the past 12 months. Looking at the last ten years, MKSI has achieved an annualized return of 20.83%, outperforming the S&P 500 Index benchmark, which averaged 12.16% per year.

Based on dividend-adjusted daily data since Mar 30, 1999, MKSI's average daily return is +0.09%, while the average monthly return is +1.83%. At this rate, your investment would double in approximately 3.2 years.

Historically, 55% of months were positive and 45% were negative. The best month was Jan 2001 with a return of +51.6%, while the worst month was Jul 2000 at -35.6%. The longest winning streak lasted 9 consecutive months, and the longest losing streak was 6 months.

On a daily basis, MKSI closed higher 50% of trading days. The best single day was Apr 9, 2025 with a return of +24.5%, while the worst single day was Jul 21, 2004 at -23.3%.

MKS Instruments, Inc. has an annualized alpha of 12.68%, beta of 1.50, and R² of 0.33 versus S&P 500 Index. Calculated based on daily prices since March 31, 1999.

• This stock captured 239.06% of S&P 500 Index gains and 163.05% of its losses — amplifying both gains and losses, but participating more in upside than downside.
• R² of 0.33 means the benchmark explains less than half of this stock's behavior — treat beta with caution or consider switching to a more representative benchmark.

MKSI ranks 95 for risk / return — in the top 95% of stocks on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.

The table below present risk-adjusted performance metrics for MKS Instruments, Inc. (MKSI) and compare them to a chosen benchmark (S&P 500 Index).

MKS Instruments, Inc. provided a 0.40% dividend yield over the last twelve months, with an annual payout of $0.91 per share. The company has been increasing its dividends for 14 consecutive years.

The table displays the monthly dividend distributions for MKS Instruments, Inc.. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the MKS Instruments, Inc.. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the MKS Instruments, Inc. was 85.67%, occurring on Oct 9, 2002. Recovery took 3551 trading sessions.

The current MKS Instruments, Inc. drawdown is 12.52%.

The chart below shows the rolling one-month volatility.

The chart below illustrates the trends in the financial health of MKS Instruments, Inc. over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.

The Valuation section provides an overview of how MKS Instruments, Inc. is priced in the market compared to other companies in the Scientific & Technical Instruments industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.