What is the current 10-day volatility of MKSI?

As of today, MKSI 10-day volatility is 46.78%

What 10-day volatility category does MKSI fall into?

Based on its current 10-day historical volatility, MKSI falls into the high volatility category

What is MKSI 10-day volatility 1-year high?

MKSI 10-day volatility reached a 1-year high of 121.04% on July 2, 2026

What is MKSI 10-day volatility 1-year low?

MKSI 10-day volatility reached a 1-year low of 20.03% on December 10, 2025

What is the current 1-month volatility of MKSI?

As of today, MKSI 1-month volatility is 53.61%

What 1-month volatility category does MKSI fall into?

Based on its current 1-month historical volatility, MKSI falls into the high volatility category

What is MKSI 1-month volatility 1-year high?

MKSI 1-month volatility reached a 1-year high of 101.98% on July 2, 2026

What is MKSI 1-month volatility 1-year low?

MKSI 1-month volatility reached a 1-year low of 36.21% on September 17, 2025

What is the current 3-month volatility of MKSI?

As of today, MKSI 3-month volatility is 80.16%

What 3-month volatility category does MKSI fall into?

Based on its current 3-month historical volatility, MKSI falls into the extreme volatility category

What is MKSI 3-month volatility 1-year high?

MKSI 3-month volatility reached a 1-year high of 82.23% on August 19, 2026

What is MKSI 3-month volatility 1-year low?

MKSI 3-month volatility reached a 1-year low of 41.45% on September 17, 2025

What is the current 1-year volatility of MKSI?

As of today, MKSI 1-year volatility is 61.82%

What 1-year volatility category does MKSI fall into?

Based on its current 1-year historical volatility, MKSI falls into the extreme volatility category

What is MKSI 1-year volatility 1-year high?

MKSI 1-year volatility reached a 1-year high of 64.82% on April 1, 2026

What is MKSI 1-year volatility 1-year low?

MKSI 1-year volatility reached a 1-year low of 50.68% on June 3, 2026

MKS Inc. (MKSI) Stock Volatility History & Chart Since 1999

10-Day

46.78%

September 4, 2026

Summary

Current Value: As of today, MKSI 10-day volatility is 46.78%, up +23.46% on September 4, 2026
Value Category: Based on its current 10-day historical volatility, MKSI falls into the high volatility category
1-Year High: MKSI 10-day volatility reached a 1-year high of 121.04% on July 2, 2026
1-Year Low: MKSI 10-day volatility reached a 1-year low of 20.03% on December 10, 2025

10-Day Volatility Chart

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 4, 26	46.78%	+23.5%	-58.2%	+22.9%	+12.2%	+13.9%	+47.5%	+69.3%
1-Month Volatility	Sep 4, 26	53.61%	-2.4%	-37.4%	+28.6%	+31.6%	+3.0%	+66.6%	+98.0%
3-Month Volatility	Sep 4, 26	80.16%	-0.8%	+2.1%	+51.5%	+42.8%	+89.5%	+146.7%	+176.7%
1-Year Volatility	Sep 4, 26	61.82%	+0.3%	+1.1%	+21.9%	-1.8%	+2.6%	+26.0%	+46.5%
14-Day RSI	Sep 4, 26	39.70	+17.6%	-16.5%	-36.2%	-24.7%	-20.8%	-29.3%	-16.5%
Beta	Sep 4, 26	2.87	0.0%	+1.1%	+16.7%	+16.7%	+20.6%	+49.5%	+69.8%
ATR	Sep 4, 26	$15.24	-2.0%	-41.9%	-0.3%	+187.2%	+302.4%	+421.5%	+299.8%
Price	Sep 4, 26	$260.31	+4.3%	-18.9%	-21.2%	+62.9%	+155.9%	+158.2%	+75.3%
200-Day SMA	Sep 4, 26	$262.35	+0.2%	+6.4%	+32.0%	+136.1%	+171.7%	+181.2%	+58.1%
50-Day SMA	Sep 4, 26	$316.12	-0.9%	-8.8%	+11.2%	+107.6%	+211.5%	+210.4%	+102.0%
20-Day SMA	Sep 4, 26	$278.81	-0.8%	-15.2%	-12.0%	+72.8%	+172.3%	+190.5%	+90.5%

10-Day Volatility History

Date	Value	Change
Sep 4, 2026	46.78%	+12.2%
Dec 31, 2025	41.71%	+22.7%
Dec 31, 2024	34.00%	-22.2%
Dec 31, 2023	43.69%	+12.7%
Dec 31, 2022	38.76%	+3.1%
Dec 31, 2021	37.61%	+154.1%
Dec 31, 2020	14.80%	+11.9%
Dec 31, 2019	13.23%	-78.5%
Dec 31, 2018	61.47%	+149.8%
Dec 31, 2017	24.61%	+7.3%
Dec 31, 2016	22.93%	+33.4%
Dec 31, 2015	17.19%	+22.3%
Dec 31, 2014	14.05%	-16.1%
Dec 31, 2013	16.75%	-17.0%

Date	Value	Change
Dec 31, 2012	20.19%	-53.8%
Dec 31, 2011	43.68%	+32.5%
Dec 31, 2010	32.96%	+75.7%
Dec 31, 2009	18.76%	-71.2%
Dec 31, 2008	65.07%	+78.5%
Dec 31, 2007	36.45%	+21.9%
Dec 31, 2006	29.91%	+10.2%
Dec 31, 2005	27.13%	-14.7%
Dec 31, 2004	31.79%	+10.6%
Dec 31, 2003	28.75%	-28.1%
Dec 31, 2002	40.00%	-1.6%
Dec 31, 2001	40.63%	-10.0%
Dec 31, 2000	45.12%	-18.9%
Dec 31, 1999	55.65%	-

FAQ

What is the current 10-day volatility of MKSI?: As of today, MKSI 10-day volatility is 46.78%
What 10-day volatility category does MKSI fall into?: Based on its current 10-day historical volatility, MKSI falls into the high volatility category
What is MKSI 10-day volatility 1-year high?: MKSI 10-day volatility reached a 1-year high of 121.04% on July 2, 2026
What is MKSI 10-day volatility 1-year low?: MKSI 10-day volatility reached a 1-year low of 20.03% on December 10, 2025

1-Month

53.61%

September 4, 2026

Summary

Current Value: As of today, MKSI 1-month volatility is 53.61%, down -2.37% on September 4, 2026
Value Category: Based on its current 1-month historical volatility, MKSI falls into the high volatility category
1-Year High: MKSI 1-month volatility reached a 1-year high of 101.98% on July 2, 2026
1-Year Low: MKSI 1-month volatility reached a 1-year low of 36.21% on September 17, 2025

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 4, 26	53.61%	-2.4%	-37.4%	+28.6%	+31.6%	+3.0%	+66.6%	+98.0%
10-Day Volatility	Sep 4, 26	46.78%	+23.5%	-58.2%	+22.9%	+12.2%	+13.9%	+47.5%	+69.3%
3-Month Volatility	Sep 4, 26	80.16%	-0.8%	+2.1%	+51.5%	+42.8%	+89.5%	+146.7%	+176.7%
1-Year Volatility	Sep 4, 26	61.82%	+0.3%	+1.1%	+21.9%	-1.8%	+2.6%	+26.0%	+46.5%
14-Day RSI	Sep 4, 26	39.70	+17.6%	-16.5%	-36.2%	-24.7%	-20.8%	-29.3%	-16.5%
Beta	Sep 4, 26	2.87	0.0%	+1.1%	+16.7%	+16.7%	+20.6%	+49.5%	+69.8%
ATR	Sep 4, 26	$15.24	-2.0%	-41.9%	-0.3%	+187.2%	+302.4%	+421.5%	+299.8%
Price	Sep 4, 26	$260.31	+4.3%	-18.9%	-21.2%	+62.9%	+155.9%	+158.2%	+75.3%
200-Day SMA	Sep 4, 26	$262.35	+0.2%	+6.4%	+32.0%	+136.1%	+171.7%	+181.2%	+58.1%
50-Day SMA	Sep 4, 26	$316.12	-0.9%	-8.8%	+11.2%	+107.6%	+211.5%	+210.4%	+102.0%
20-Day SMA	Sep 4, 26	$278.81	-0.8%	-15.2%	-12.0%	+72.8%	+172.3%	+190.5%	+90.5%

1-Month Volatility History

Date	Value	Change
Sep 4, 2026	55.68%	+39.9%
Dec 31, 2025	39.79%	+22.2%
Dec 31, 2024	32.55%	-37.2%
Dec 31, 2023	51.83%	+21.0%
Dec 31, 2022	42.84%	+15.0%
Dec 31, 2021	37.26%	+18.4%
Dec 31, 2020	31.47%	+50.9%
Dec 31, 2019	20.85%	-64.7%
Dec 31, 2018	59.09%	+106.3%
Dec 31, 2017	28.64%	-2.6%
Dec 31, 2016	29.40%	+73.0%
Dec 31, 2015	16.99%	-6.4%
Dec 31, 2014	18.16%	-2.5%
Dec 31, 2013	18.63%	+8.1%

Date	Value	Change
Dec 31, 2012	17.23%	-62.6%
Dec 31, 2011	46.09%	+46.9%
Dec 31, 2010	31.38%	-2.8%
Dec 31, 2009	32.30%	-55.3%
Dec 31, 2008	72.33%	+127.7%
Dec 31, 2007	31.77%	+36.2%
Dec 31, 2006	23.33%	-19.3%
Dec 31, 2005	28.91%	-16.7%
Dec 31, 2004	34.69%	-30.3%
Dec 31, 2003	49.76%	-34.7%
Dec 31, 2002	76.25%	+30.5%
Dec 31, 2001	58.44%	-16.5%
Dec 31, 2000	69.95%	+7.9%
Dec 31, 1999	64.85%	-

FAQ

What is the current 1-month volatility of MKSI?: As of today, MKSI 1-month volatility is 53.61%
What 1-month volatility category does MKSI fall into?: Based on its current 1-month historical volatility, MKSI falls into the high volatility category
What is MKSI 1-month volatility 1-year high?: MKSI 1-month volatility reached a 1-year high of 101.98% on July 2, 2026
What is MKSI 1-month volatility 1-year low?: MKSI 1-month volatility reached a 1-year low of 36.21% on September 17, 2025

3-Month

80.16%

September 4, 2026

Summary

Current Value: As of today, MKSI 3-month volatility is 80.16%, down -0.83% on September 4, 2026
Value Category: Based on its current 3-month historical volatility, MKSI falls into the extreme volatility category
1-Year High: MKSI 3-month volatility reached a 1-year high of 82.23% on August 19, 2026
1-Year Low: MKSI 3-month volatility reached a 1-year low of 41.45% on September 17, 2025

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 4, 26	80.16%	-0.8%	+2.1%	+51.5%	+42.8%	+89.5%	+146.7%	+176.7%
10-Day Volatility	Sep 4, 26	46.78%	+23.5%	-58.2%	+22.9%	+12.2%	+13.9%	+47.5%	+69.3%
1-Month Volatility	Sep 4, 26	53.61%	-2.4%	-37.4%	+28.6%	+31.6%	+3.0%	+66.6%	+98.0%
1-Year Volatility	Sep 4, 26	61.82%	+0.3%	+1.1%	+21.9%	-1.8%	+2.6%	+26.0%	+46.5%
14-Day RSI	Sep 4, 26	39.70	+17.6%	-16.5%	-36.2%	-24.7%	-20.8%	-29.3%	-16.5%
Beta	Sep 4, 26	2.87	0.0%	+1.1%	+16.7%	+16.7%	+20.6%	+49.5%	+69.8%
ATR	Sep 4, 26	$15.24	-2.0%	-41.9%	-0.3%	+187.2%	+302.4%	+421.5%	+299.8%
Price	Sep 4, 26	$260.31	+4.3%	-18.9%	-21.2%	+62.9%	+155.9%	+158.2%	+75.3%
200-Day SMA	Sep 4, 26	$262.35	+0.2%	+6.4%	+32.0%	+136.1%	+171.7%	+181.2%	+58.1%
50-Day SMA	Sep 4, 26	$316.12	-0.9%	-8.8%	+11.2%	+107.6%	+211.5%	+210.4%	+102.0%
20-Day SMA	Sep 4, 26	$278.81	-0.8%	-15.2%	-12.0%	+72.8%	+172.3%	+190.5%	+90.5%

3-Month Volatility History

Date	Value	Change
Sep 4, 2026	81.31%	+43.1%
Dec 31, 2025	56.82%	+31.3%
Dec 31, 2024	43.28%	-2.7%
Dec 31, 2023	44.46%	-34.8%
Dec 31, 2022	68.19%	+114.0%
Dec 31, 2021	31.86%	-3.3%
Dec 31, 2020	32.95%	-21.1%
Dec 31, 2019	41.78%	-10.2%
Dec 31, 2018	46.50%	+58.9%
Dec 31, 2017	29.27%	+7.6%
Dec 31, 2016	27.20%	+33.1%
Dec 31, 2015	20.44%	-16.2%
Dec 31, 2014	24.38%	+20.0%
Dec 31, 2013	20.32%	-26.4%

Date	Value	Change
Dec 31, 2012	27.60%	-51.0%
Dec 31, 2011	56.32%	+77.7%
Dec 31, 2010	31.70%	-10.2%
Dec 31, 2009	35.32%	-52.9%
Dec 31, 2008	75.05%	+77.3%
Dec 31, 2007	42.32%	+61.1%
Dec 31, 2006	26.27%	-6.2%
Dec 31, 2005	28.00%	-23.6%
Dec 31, 2004	36.65%	-27.6%
Dec 31, 2003	50.60%	-48.1%
Dec 31, 2002	97.54%	+42.1%
Dec 31, 2001	68.63%	-11.5%
Dec 31, 2000	77.53%	+18.3%
Dec 31, 1999	65.51%	-

FAQ

What is the current 3-month volatility of MKSI?: As of today, MKSI 3-month volatility is 80.16%
What 3-month volatility category does MKSI fall into?: Based on its current 3-month historical volatility, MKSI falls into the extreme volatility category
What is MKSI 3-month volatility 1-year high?: MKSI 3-month volatility reached a 1-year high of 82.23% on August 19, 2026
What is MKSI 3-month volatility 1-year low?: MKSI 3-month volatility reached a 1-year low of 41.45% on September 17, 2025

1-Year

61.82%

September 4, 2026

Summary

Current Value: As of today, MKSI 1-year volatility is 61.82%, up +0.32% on September 4, 2026
Value Category: Based on its current 1-year historical volatility, MKSI falls into the extreme volatility category
1-Year High: MKSI 1-year volatility reached a 1-year high of 64.82% on April 1, 2026
1-Year Low: MKSI 1-year volatility reached a 1-year low of 50.68% on June 3, 2026

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 4, 26	61.82%	+0.3%	+1.1%	+21.9%	-1.8%	+2.6%	+26.0%	+46.5%
10-Day Volatility	Sep 4, 26	46.78%	+23.5%	-58.2%	+22.9%	+12.2%	+13.9%	+47.5%	+69.3%
1-Month Volatility	Sep 4, 26	53.61%	-2.4%	-37.4%	+28.6%	+31.6%	+3.0%	+66.6%	+98.0%
3-Month Volatility	Sep 4, 26	80.16%	-0.8%	+2.1%	+51.5%	+42.8%	+89.5%	+146.7%	+176.7%
1-Year Volatility	Sep 4, 26	61.82%	+0.3%	+1.1%	+21.9%	-1.8%	+2.6%	+26.0%	+46.5%
14-Day RSI	Sep 4, 26	39.70	+17.6%	-16.5%	-36.2%	-24.7%	-20.8%	-29.3%	-16.5%
Beta	Sep 4, 26	2.87	0.0%	+1.1%	+16.7%	+16.7%	+20.6%	+49.5%	+69.8%
ATR	Sep 4, 26	$15.24	-2.0%	-41.9%	-0.3%	+187.2%	+302.4%	+421.5%	+299.8%
Price	Sep 4, 26	$260.31	+4.3%	-18.9%	-21.2%	+62.9%	+155.9%	+158.2%	+75.3%
200-Day SMA	Sep 4, 26	$262.35	+0.2%	+6.4%	+32.0%	+136.1%	+171.7%	+181.2%	+58.1%
50-Day SMA	Sep 4, 26	$316.12	-0.9%	-8.8%	+11.2%	+107.6%	+211.5%	+210.4%	+102.0%
20-Day SMA	Sep 4, 26	$278.81	-0.8%	-15.2%	-12.0%	+72.8%	+172.3%	+190.5%	+90.5%

1-Year Volatility History

Date	Value	Change
Sep 4, 2026	61.74%	-1.9%
Dec 31, 2025	62.94%	+35.9%
Dec 31, 2024	46.31%	+12.7%
Dec 31, 2023	41.09%	-25.2%
Dec 31, 2022	54.92%	+33.0%
Dec 31, 2021	41.30%	-31.5%
Dec 31, 2020	60.31%	+48.1%
Dec 31, 2019	40.71%	-3.2%
Dec 31, 2018	42.05%	+40.2%
Dec 31, 2017	29.99%	+13.0%
Dec 31, 2016	26.55%	+23.7%
Dec 31, 2015	21.46%	+1.1%
Dec 31, 2014	21.23%	-6.8%
Dec 31, 2013	22.77%	-12.4%

Date	Value	Change
Dec 31, 2012	26.00%	-41.4%
Dec 31, 2011	44.34%	+6.1%
Dec 31, 2010	41.81%	-16.9%
Dec 31, 2009	50.30%	-9.2%
Dec 31, 2008	55.40%	+53.8%
Dec 31, 2007	36.02%	+9.4%
Dec 31, 2006	32.92%	-3.7%
Dec 31, 2005	34.20%	-32.9%
Dec 31, 2004	50.97%	-10.6%
Dec 31, 2003	56.99%	-22.7%
Dec 31, 2002	73.71%	-4.1%
Dec 31, 2001	76.83%	-24.5%
Dec 31, 2000	101.75%	+45.0%
Dec 31, 1999	70.19%	-

FAQ

What is the current 1-year volatility of MKSI?: As of today, MKSI 1-year volatility is 61.82%
What 1-year volatility category does MKSI fall into?: Based on its current 1-year historical volatility, MKSI falls into the extreme volatility category
What is MKSI 1-year volatility 1-year high?: MKSI 1-year volatility reached a 1-year high of 64.82% on April 1, 2026
What is MKSI 1-year volatility 1-year low?: MKSI 1-year volatility reached a 1-year low of 50.68% on June 3, 2026

Data Sources & References

MKSI Official Website www.mks.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1049502/000119312526066820/0001193125-26-066820-index.htm
MKSI Profile on Yahoo Finance finance.yahoo.com/quote/MKSI
MKSI Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/mksi