What is the current 10-day volatility of MKSI?

As of today, MKSI 10-day volatility is 62.86%

What 10-day volatility category does MKSI fall into?

Based on its current 10-day historical volatility, MKSI falls into the extreme 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 89.64%

What 1-month volatility category does MKSI fall into?

Based on its current 1-month historical volatility, MKSI falls into the extreme 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 80.76%

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 80.76% on August 14, 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 60.93%

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

62.86%

August 14, 2026

Summary

Current Value: As of today, MKSI 10-day volatility is 62.86%, up +0.02% on August 14, 2026
Value Category: Based on its current 10-day historical volatility, MKSI falls into the extreme 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	Aug 14, 26	62.86%	+0.0%	-30.3%	+60.9%	+50.7%	-1.3%	+123.8%	+211.2%
1-Month Volatility	Aug 14, 26	89.64%	+4.2%	-2.7%	+117.0%	+120.0%	+82.2%	+200.0%	+173.6%
3-Month Volatility	Aug 14, 26	80.76%	+0.4%	+21.1%	+50.4%	+43.9%	+85.8%	+113.1%	+168.8%
1-Year Volatility	Aug 14, 26	60.93%	-0.1%	+6.6%	+19.9%	-3.2%	-0.5%	+22.7%	+42.5%
14-Day RSI	Aug 14, 26	47.71	+3.0%	-2.0%	-28.9%	-9.5%	-20.4%	+30.6%	+57.0%
Beta	Aug 14, 26	2.91	0.0%	+8.6%	+19.3%	+18.3%	+20.3%	+52.4%	+74.3%
ATR	Aug 14, 26	$21.80	-4.0%	-15.7%	+44.2%	+310.9%	+421.6%	+629.6%	+363.8%
Price	Aug 14, 26	$310.73	+1.4%	-13.3%	-1.0%	+94.5%	+196.7%	+223.9%	+112.6%
200-Day SMA	Aug 14, 26	$252.98	+0.3%	+8.9%	+38.0%	+127.6%	+161.4%	+175.2%	+54.0%
50-Day SMA	Aug 14, 26	$342.87	-0.1%	+0.2%	+32.8%	+125.2%	+248.5%	+230.8%	+106.6%
20-Day SMA	Aug 14, 26	$309.46	-0.2%	-19.2%	+6.8%	+91.8%	+211.7%	+202.2%	+97.8%

10-Day Volatility History

Date	Value	Change
Aug 14, 2026	62.86%	+50.7%
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 62.86%
What 10-day volatility category does MKSI fall into?: Based on its current 10-day historical volatility, MKSI falls into the extreme 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

89.64%

August 14, 2026

Summary

Current Value: As of today, MKSI 1-month volatility is 89.64%, up +4.16% on August 14, 2026
Value Category: Based on its current 1-month historical volatility, MKSI falls into the extreme 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	Aug 14, 26	89.64%	+4.2%	-2.7%	+117.0%	+120.0%	+82.2%	+200.0%	+173.6%
10-Day Volatility	Aug 14, 26	62.86%	+0.0%	-30.3%	+60.9%	+50.7%	-1.3%	+123.8%	+211.2%
3-Month Volatility	Aug 14, 26	80.76%	+0.4%	+21.1%	+50.4%	+43.9%	+85.8%	+113.1%	+168.8%
1-Year Volatility	Aug 14, 26	60.93%	-0.1%	+6.6%	+19.9%	-3.2%	-0.5%	+22.7%	+42.5%
14-Day RSI	Aug 14, 26	47.71	+3.0%	-2.0%	-28.9%	-9.5%	-20.4%	+30.6%	+57.0%
Beta	Aug 14, 26	2.91	0.0%	+8.6%	+19.3%	+18.3%	+20.3%	+52.4%	+74.3%
ATR	Aug 14, 26	$21.80	-4.0%	-15.7%	+44.2%	+310.9%	+421.6%	+629.6%	+363.8%
Price	Aug 14, 26	$310.73	+1.4%	-13.3%	-1.0%	+94.5%	+196.7%	+223.9%	+112.6%
200-Day SMA	Aug 14, 26	$252.98	+0.3%	+8.9%	+38.0%	+127.6%	+161.4%	+175.2%	+54.0%
50-Day SMA	Aug 14, 26	$342.87	-0.1%	+0.2%	+32.8%	+125.2%	+248.5%	+230.8%	+106.6%
20-Day SMA	Aug 14, 26	$309.46	-0.2%	-19.2%	+6.8%	+91.8%	+211.7%	+202.2%	+97.8%

1-Month Volatility History

Date	Value	Change
Aug 14, 2026	85.96%	+116.0%
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 89.64%
What 1-month volatility category does MKSI fall into?: Based on its current 1-month historical volatility, MKSI falls into the extreme 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

80.76%

August 14, 2026

Summary

Current Value: As of today, MKSI 3-month volatility is 80.76%, up +0.44% on August 14, 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 80.76% on August 14, 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	Aug 14, 26	80.76%	+0.4%	+21.1%	+50.4%	+43.9%	+85.8%	+113.1%	+168.8%
10-Day Volatility	Aug 14, 26	62.86%	+0.0%	-30.3%	+60.9%	+50.7%	-1.3%	+123.8%	+211.2%
1-Month Volatility	Aug 14, 26	89.64%	+4.2%	-2.7%	+117.0%	+120.0%	+82.2%	+200.0%	+173.6%
1-Year Volatility	Aug 14, 26	60.93%	-0.1%	+6.6%	+19.9%	-3.2%	-0.5%	+22.7%	+42.5%
14-Day RSI	Aug 14, 26	47.71	+3.0%	-2.0%	-28.9%	-9.5%	-20.4%	+30.6%	+57.0%
Beta	Aug 14, 26	2.91	0.0%	+8.6%	+19.3%	+18.3%	+20.3%	+52.4%	+74.3%
ATR	Aug 14, 26	$21.80	-4.0%	-15.7%	+44.2%	+310.9%	+421.6%	+629.6%	+363.8%
Price	Aug 14, 26	$310.73	+1.4%	-13.3%	-1.0%	+94.5%	+196.7%	+223.9%	+112.6%
200-Day SMA	Aug 14, 26	$252.98	+0.3%	+8.9%	+38.0%	+127.6%	+161.4%	+175.2%	+54.0%
50-Day SMA	Aug 14, 26	$342.87	-0.1%	+0.2%	+32.8%	+125.2%	+248.5%	+230.8%	+106.6%
20-Day SMA	Aug 14, 26	$309.46	-0.2%	-19.2%	+6.8%	+91.8%	+211.7%	+202.2%	+97.8%

3-Month Volatility History

Date	Value	Change
Aug 14, 2026	80.42%	+41.5%
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 80.76%
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 80.76% on August 14, 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

60.93%

August 14, 2026

Summary

Current Value: As of today, MKSI 1-year volatility is 60.93%, down -0.10% on August 14, 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	Aug 14, 26	60.93%	-0.1%	+6.6%	+19.9%	-3.2%	-0.5%	+22.7%	+42.5%
10-Day Volatility	Aug 14, 26	62.86%	+0.0%	-30.3%	+60.9%	+50.7%	-1.3%	+123.8%	+211.2%
1-Month Volatility	Aug 14, 26	89.64%	+4.2%	-2.7%	+117.0%	+120.0%	+82.2%	+200.0%	+173.6%
3-Month Volatility	Aug 14, 26	80.76%	+0.4%	+21.1%	+50.4%	+43.9%	+85.8%	+113.1%	+168.8%
1-Year Volatility	Aug 14, 26	60.93%	-0.1%	+6.6%	+19.9%	-3.2%	-0.5%	+22.7%	+42.5%
14-Day RSI	Aug 14, 26	47.71	+3.0%	-2.0%	-28.9%	-9.5%	-20.4%	+30.6%	+57.0%
Beta	Aug 14, 26	2.91	0.0%	+8.6%	+19.3%	+18.3%	+20.3%	+52.4%	+74.3%
ATR	Aug 14, 26	$21.80	-4.0%	-15.7%	+44.2%	+310.9%	+421.6%	+629.6%	+363.8%
Price	Aug 14, 26	$310.73	+1.4%	-13.3%	-1.0%	+94.5%	+196.7%	+223.9%	+112.6%
200-Day SMA	Aug 14, 26	$252.98	+0.3%	+8.9%	+38.0%	+127.6%	+161.4%	+175.2%	+54.0%
50-Day SMA	Aug 14, 26	$342.87	-0.1%	+0.2%	+32.8%	+125.2%	+248.5%	+230.8%	+106.6%
20-Day SMA	Aug 14, 26	$309.46	-0.2%	-19.2%	+6.8%	+91.8%	+211.7%	+202.2%	+97.8%

1-Year Volatility History

Date	Value	Change
Aug 14, 2026	61.00%	-3.1%
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 60.93%
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