What is the current 10-day volatility of MKSI?

As of today, MKSI 10-day volatility is 44.23%

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 48.70%

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 38.19% on December 11, 2025

What is the current 3-month volatility of MKSI?

As of today, MKSI 3-month volatility is 66.17%

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 47.12% on February 13, 2026

What is the current 1-year volatility of MKSI?

As of today, MKSI 1-year volatility is 61.10%

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

44.23%

October 16, 2026

Summary

Current Value: As of today, MKSI 10-day volatility is 44.23%, down -6.57% on October 16, 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	Oct 16, 26	44.23%	-6.6%	-33.7%	-41.1%	+6.0%	-48.9%	+37.6%	+65.2%
1-Month Volatility	Oct 16, 26	48.70%	+9.7%	-16.0%	-47.3%	+19.5%	-30.0%	+72.8%	+110.1%
3-Month Volatility	Oct 16, 26	66.17%	+0.6%	-16.5%	-2.6%	+17.9%	+21.9%	+122.9%	+145.0%
1-Year Volatility	Oct 16, 26	61.10%	+0.7%	-2.5%	+6.3%	-2.9%	-1.4%	+28.3%	+47.0%
14-Day RSI	Oct 16, 26	27.96	-13.3%	-18.8%	-34.6%	-47.0%	-54.5%	-18.1%	-37.6%
Beta	Oct 16, 26	2.74	+0.7%	-4.9%	+1.5%	+11.4%	+12.8%	+31.7%	+56.6%
ATR	Oct 16, 26	$13.07	+0.9%	-8.2%	-51.0%	+146.3%	+113.5%	+396.3%	+260.2%
Price	Oct 16, 26	$214.83	-6.0%	-8.7%	-35.3%	+34.4%	+56.0%	+166.7%	+48.5%
200-Day SMA	Oct 16, 26	$276.73	+0.1%	+4.0%	+18.0%	+149.0%	+180.5%	+194.1%	+66.4%
50-Day SMA	Oct 16, 26	$266.33	-0.6%	-10.2%	-22.7%	+74.9%	+129.7%	+194.2%	+80.4%
20-Day SMA	Oct 16, 26	$258.71	-0.7%	-0.8%	-32.0%	+60.3%	+98.9%	+207.3%	+75.4%

10-Day Volatility History

Date	Value	Change
Oct 16, 2026	44.23%	+6.0%
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 44.23%
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

48.70%

October 16, 2026

Summary

Current Value: As of today, MKSI 1-month volatility is 48.70%, up +9.66% on October 16, 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 38.19% on December 11, 2025

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Oct 16, 26	48.70%	+9.7%	-16.0%	-47.3%	+19.5%	-30.0%	+72.8%	+110.1%
10-Day Volatility	Oct 16, 26	44.23%	-6.6%	-33.7%	-41.1%	+6.0%	-48.9%	+37.6%	+65.2%
3-Month Volatility	Oct 16, 26	66.17%	+0.6%	-16.5%	-2.6%	+17.9%	+21.9%	+122.9%	+145.0%
1-Year Volatility	Oct 16, 26	61.10%	+0.7%	-2.5%	+6.3%	-2.9%	-1.4%	+28.3%	+47.0%
14-Day RSI	Oct 16, 26	27.96	-13.3%	-18.8%	-34.6%	-47.0%	-54.5%	-18.1%	-37.6%
Beta	Oct 16, 26	2.74	+0.7%	-4.9%	+1.5%	+11.4%	+12.8%	+31.7%	+56.6%
ATR	Oct 16, 26	$13.07	+0.9%	-8.2%	-51.0%	+146.3%	+113.5%	+396.3%	+260.2%
Price	Oct 16, 26	$214.83	-6.0%	-8.7%	-35.3%	+34.4%	+56.0%	+166.7%	+48.5%
200-Day SMA	Oct 16, 26	$276.73	+0.1%	+4.0%	+18.0%	+149.0%	+180.5%	+194.1%	+66.4%
50-Day SMA	Oct 16, 26	$266.33	-0.6%	-10.2%	-22.7%	+74.9%	+129.7%	+194.2%	+80.4%
20-Day SMA	Oct 16, 26	$258.71	-0.7%	-0.8%	-32.0%	+60.3%	+98.9%	+207.3%	+75.4%

1-Month Volatility History

Date	Value	Change
Oct 16, 2026	48.33%	+21.5%
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 48.70%
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 38.19% on December 11, 2025

3-Month

66.17%

October 16, 2026

Summary

Current Value: As of today, MKSI 3-month volatility is 66.17%, up +0.58% on October 16, 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 47.12% on February 13, 2026

Performance

MKSI Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Oct 16, 26	66.17%	+0.6%	-16.5%	-2.6%	+17.9%	+21.9%	+122.9%	+145.0%
10-Day Volatility	Oct 16, 26	44.23%	-6.6%	-33.7%	-41.1%	+6.0%	-48.9%	+37.6%	+65.2%
1-Month Volatility	Oct 16, 26	48.70%	+9.7%	-16.0%	-47.3%	+19.5%	-30.0%	+72.8%	+110.1%
1-Year Volatility	Oct 16, 26	61.10%	+0.7%	-2.5%	+6.3%	-2.9%	-1.4%	+28.3%	+47.0%
14-Day RSI	Oct 16, 26	27.96	-13.3%	-18.8%	-34.6%	-47.0%	-54.5%	-18.1%	-37.6%
Beta	Oct 16, 26	2.74	+0.7%	-4.9%	+1.5%	+11.4%	+12.8%	+31.7%	+56.6%
ATR	Oct 16, 26	$13.07	+0.9%	-8.2%	-51.0%	+146.3%	+113.5%	+396.3%	+260.2%
Price	Oct 16, 26	$214.83	-6.0%	-8.7%	-35.3%	+34.4%	+56.0%	+166.7%	+48.5%
200-Day SMA	Oct 16, 26	$276.73	+0.1%	+4.0%	+18.0%	+149.0%	+180.5%	+194.1%	+66.4%
50-Day SMA	Oct 16, 26	$266.33	-0.6%	-10.2%	-22.7%	+74.9%	+129.7%	+194.2%	+80.4%
20-Day SMA	Oct 16, 26	$258.71	-0.7%	-0.8%	-32.0%	+60.3%	+98.9%	+207.3%	+75.4%

3-Month Volatility History

Date	Value	Change
Oct 16, 2026	65.73%	+15.7%
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 66.17%
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 47.12% on February 13, 2026

1-Year

61.10%

October 16, 2026

Summary

Current Value: As of today, MKSI 1-year volatility is 61.10%, up +0.73% on October 16, 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	Oct 16, 26	61.10%	+0.7%	-2.5%	+6.3%	-2.9%	-1.4%	+28.3%	+47.0%
10-Day Volatility	Oct 16, 26	44.23%	-6.6%	-33.7%	-41.1%	+6.0%	-48.9%	+37.6%	+65.2%
1-Month Volatility	Oct 16, 26	48.70%	+9.7%	-16.0%	-47.3%	+19.5%	-30.0%	+72.8%	+110.1%
3-Month Volatility	Oct 16, 26	66.17%	+0.6%	-16.5%	-2.6%	+17.9%	+21.9%	+122.9%	+145.0%
1-Year Volatility	Oct 16, 26	61.10%	+0.7%	-2.5%	+6.3%	-2.9%	-1.4%	+28.3%	+47.0%
14-Day RSI	Oct 16, 26	27.96	-13.3%	-18.8%	-34.6%	-47.0%	-54.5%	-18.1%	-37.6%
Beta	Oct 16, 26	2.74	+0.7%	-4.9%	+1.5%	+11.4%	+12.8%	+31.7%	+56.6%
ATR	Oct 16, 26	$13.07	+0.9%	-8.2%	-51.0%	+146.3%	+113.5%	+396.3%	+260.2%
Price	Oct 16, 26	$214.83	-6.0%	-8.7%	-35.3%	+34.4%	+56.0%	+166.7%	+48.5%
200-Day SMA	Oct 16, 26	$276.73	+0.1%	+4.0%	+18.0%	+149.0%	+180.5%	+194.1%	+66.4%
50-Day SMA	Oct 16, 26	$266.33	-0.6%	-10.2%	-22.7%	+74.9%	+129.7%	+194.2%	+80.4%
20-Day SMA	Oct 16, 26	$258.71	-0.7%	-0.8%	-32.0%	+60.3%	+98.9%	+207.3%	+75.4%

1-Year Volatility History

Date	Value	Change
Oct 16, 2026	60.98%	-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 61.10%
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