Range Low Price High Price Comment
30 days $329.01 $447.62 Monday, 13th Jul 2026 MKSI stock ended at $352.03. This is 4.49% less than the trading day before Friday, 10th Jul 2026. During the day the stock fluctuated 3.59% from a day low at $346.07 to a day high of $358.48.
90 days $261.23 $447.62
52 weeks $88.49 $447.62

Historical MKS Instruments prices

Date Open High Low Close Volume
Jul 13, 2026 $352.68 $358.48 $346.07 $352.03 849 625
Jul 10, 2026 $357.94 $371.44 $355.11 $368.58 820 824
Jul 09, 2026 $373.13 $380.50 $366.02 $368.78 1 233 422
Jul 08, 2026 $345.60 $358.21 $341.50 $349.39 1 224 246
Jul 07, 2026 $342.50 $353.00 $329.01 $349.57 1 877 080
Jul 06, 2026 $375.40 $385.58 $365.04 $368.06 1 272 786
Jul 02, 2026 $408.00 $408.92 $355.38 $365.56 2 158 806
Jul 01, 2026 $424.61 $427.67 $406.68 $411.05 1 504 234
Jun 30, 2026 $425.78 $447.62 $418.48 $444.80 2 202 245
Jun 29, 2026 $393.18 $419.52 $393.18 $416.00 2 096 717
Jun 26, 2026 $394.14 $401.05 $385.00 $388.61 2 025 794
Jun 25, 2026 $408.00 $414.64 $383.38 $410.31 2 437 821
Jun 24, 2026 $390.54 $395.75 $376.83 $381.62 1 804 700
Jun 23, 2026 $388.69 $394.47 $382.56 $389.17 1 641 092
Jun 22, 2026 $413.50 $421.58 $407.00 $420.56 1 547 005
Jun 18, 2026 $386.56 $408.68 $382.00 $406.37 2 126 441
Jun 17, 2026 $382.11 $386.01 $370.00 $371.26 1 196 750
Jun 16, 2026 $375.00 $379.99 $365.48 $366.31 1 048 747
Jun 15, 2026 $369.92 $377.66 $367.88 $375.32 917 522
Jun 12, 2026 $345.28 $359.35 $341.45 $355.69 959 973
Jun 11, 2026 $326.74 $347.27 $326.10 $345.32 1 004 756
Jun 10, 2026 $317.42 $333.69 $310.27 $316.07 1 101 029
Jun 09, 2026 $320.44 $332.01 $298.00 $320.96 1 205 059
Jun 08, 2026 $314.99 $339.92 $309.00 $312.09 1 097 230
Jun 05, 2026 $315.23 $318.88 $300.26 $301.65 934 380

FAQ

What are historical stock prices?
Historical stock prices refer to a stock’s recorded prices at various past points. These prices include several key figures that help investors and analysts evaluate a stock’s performance over time:
Open: Open price for the trading day.
High: Highest price for the trading day.
Low: Lowest price for the trading day.
Close: Close price for the trading day.

Additionally, historical prices often include:
Volume is the number of shares traded during the day. It indicates how actively a stock was traded and can provide insights into market sentiment and liquidity.

How can I use MKSI stock historical prices to predict future price movements?
Trend Analysis: Examine the MKSI stock’s historical trends to identify patterns that might continue.
Moving Averages: Use moving averages to detect potential reversal points.
Momentum Indicators: Apply indicators like RSI or MACD to assess the momentum and strength of price movements.
Volume Analysis: Analyze trading volume alongside price changes to gauge trend strength.
Statistical Methods: Use statistical tools such as regression analysis to model and forecast future prices based on past data.
These techniques can provide insights but should be used with risk management practices to mitigate potential losses.

What impact do stock splits have on historical price data?
When a company performs a stock split, it adjusts the historical price data to reflect the new, lower trading price as if it had always been that way.

This ensures consistency for anyone analyzing the stock’s past prices. The adjustment helps prevent misleading signals on charts, such as false sell signals or bearish trends that aren’t there. For instance, in a 2-for-1 stock split, the price per share is cut in half, which would otherwise appear as a dramatic drop on the chart. If someone didn’t know about the split, they might wrongly think something negative happened to the company. Most technical indicators would also react to this apparent drop by signaling to sell.

A stock split, while making the shares seem more affordable and potentially more attractive to investors, doesn’t alter the company’s fundamental value.

Why do the MKSI stock historical prices show a range for periods like 30 days, 90 days, and 52 weeks?
The range provides the lowest and highest prices at which the stock has traded during the specified period. This helps investors understand the stock’s volatility and price variability within that timeframe.

How can I use historical price volatility to assess risk?
High price volatility historically indicates higher risk and potentially higher returns. Investors can gauge the stock’s risk level by examining the range between high and low prices over various periods.
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ABOUT MKS INSTRUMENTS
MKS Instruments
MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide. Its Vacuum & Analysis segment offers pressure and vacuum control solutions, including direct and indirect pressure measurement; materials delivery solutions comprising flow and valve technologies, as well as integrated pressure measureme...
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