What is the current 10-day volatility of KLAC?

As of today, KLAC 10-day volatility is 25.48%

What 10-day volatility category does KLAC fall into?

Based on its current 10-day historical volatility, KLAC falls into the moderate volatility category

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

KLAC 10-day volatility reached a 1-year high of 122.77% on April 16, 2025

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

KLAC 10-day volatility reached a 1-year low of 10.95% on July 21, 2025

What is the current 1-month volatility of KLAC?

As of today, KLAC 1-month volatility is 71.06%

What 1-month volatility category does KLAC fall into?

Based on its current 1-month historical volatility, KLAC falls into the extreme volatility category

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

KLAC 1-month volatility reached a 1-year high of 89.43% on April 25, 2025

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

KLAC 1-month volatility reached a 1-year low of 18.99% on July 21, 2025

What is the current 3-month volatility of KLAC?

As of today, KLAC 3-month volatility is 54.70%

What 3-month volatility category does KLAC fall into?

Based on its current 3-month historical volatility, KLAC falls into the high volatility category

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

KLAC 3-month volatility reached a 1-year high of 61.55% on May 13, 2025

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

KLAC 3-month volatility reached a 1-year low of 29.35% on August 14, 2025

What is the current 1-year volatility of KLAC?

As of today, KLAC 1-year volatility is 48.25%

What 1-year volatility category does KLAC fall into?

Based on its current 1-year historical volatility, KLAC falls into the high volatility category

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

KLAC 1-year volatility reached a 1-year high of 49.69% on May 30, 2025

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

KLAC 1-year volatility reached a 1-year low of 42.18% on October 17, 2025

KLA Corporation (KLAC) Stock Volatility History & Chart

10-Day

25.48%

February 25, 2026

Summary

Current Value: As of today, KLAC 10-day volatility is 25.48%, up +5.81% on February 25, 2026
Value Category: Based on its current 10-day historical volatility, KLAC falls into the moderate volatility category
1-Year High: KLAC 10-day volatility reached a 1-year high of 122.77% on April 16, 2025
1-Year Low: KLAC 10-day volatility reached a 1-year low of 10.95% on July 21, 2025

10-Day Volatility Chart

Performance

KLAC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Feb 25, 26	25.48%	+5.8%	-55.0%	-44.7%	-33.3%	-12.2%	-15.6%	-64.0%
1-Month Volatility	Feb 25, 26	71.06%	+0.4%	+30.9%	+87.2%	+112.1%	+103.4%	+75.5%	+14.2%
3-Month Volatility	Feb 25, 26	54.70%	+1.1%	+29.8%	+32.7%	+33.3%	+73.2%	+42.8%	+26.1%
1-Year Volatility	Feb 25, 26	48.25%	+0.2%	+7.3%	+12.0%	+11.3%	+12.9%	+4.5%	-21.3%
14-Day RSI	Feb 25, 26	60.45	+6.6%	-6.9%	+20.8%	+22.8%	+33.1%	+47.4%	+23.3%
Beta	Feb 25, 26	1.76	0.0%	+1.1%	+6.7%	+4.1%	-22.5%	+12.1%	+18.9%
ATR	Feb 25, 26	$63.34	+0.9%	+14.1%	+38.3%	+75.9%	+170.5%	+407.9%	+346.9%
Price	Feb 25, 26	$1,546.68	+2.7%	+2.2%	+35.0%	+27.3%	+113.3%	+307.2%	+407.5%
200-Day SMA	Feb 25, 26	$1,087.39	+0.4%	+8.8%	+23.2%	+15.4%	+47.0%	+205.6%	+382.1%
50-Day SMA	Feb 25, 26	$1,402.09	+0.4%	+10.4%	+24.6%	+17.1%	+98.2%	+252.1%	+383.5%

10-Day Volatility History

Date	Value	Change
Feb 25, 2026	25.48%	-33.3%
Dec 31, 2025	38.20%	+36.7%
Dec 31, 2024	27.95%	+12.5%
Dec 31, 2023	24.84%	-38.1%
Dec 31, 2022	40.15%	-8.8%
Dec 31, 2021	44.01%	+87.2%
Dec 31, 2020	23.51%	+82.7%
Dec 31, 2019	12.87%	-73.6%
Dec 31, 2018	48.77%	+28.6%
Dec 31, 2017	37.92%	+167.6%
Dec 31, 2016	14.17%	-24.3%
Dec 31, 2015	18.73%	-24.9%
Dec 31, 2014	24.94%	+168.5%
Dec 31, 2013	9.29%	-36.1%
Dec 31, 2012	14.54%	-60.6%
Dec 31, 2011	36.95%	+325.2%
Dec 31, 2010	8.69%	-66.8%
Dec 31, 2009	26.16%	-51.1%
Dec 31, 2008	53.55%	+219.9%
Dec 31, 2007	16.74%	-0.5%
Dec 31, 2006	16.82%	-2.2%
Dec 31, 2005	17.20%	+5.8%
Dec 31, 2004	16.26%	-10.8%
Dec 31, 2003	18.22%	-52.2%

Date	Value	Change
Dec 31, 2002	38.09%	-31.1%
Dec 31, 2001	55.25%	-32.4%
Dec 31, 2000	81.73%	+29.5%
Dec 31, 1999	63.10%	-0.5%
Dec 31, 1998	63.44%	-22.2%
Dec 31, 1997	81.54%	+71.9%
Dec 31, 1996	47.43%	-42.0%
Dec 31, 1995	81.76%	+139.5%
Dec 31, 1994	34.14%	-25.6%
Dec 31, 1993	45.88%	+8.1%
Dec 31, 1992	42.45%	-53.5%
Dec 31, 1991	91.36%	+37.6%
Dec 31, 1990	66.41%	+27.4%
Dec 31, 1989	52.13%	+71.8%
Dec 31, 1988	30.35%	-4.6%
Dec 31, 1987	31.82%	-8.7%
Dec 31, 1986	34.87%	-10.0%
Dec 31, 1985	38.74%	-51.0%
Dec 31, 1984	79.11%	+36.6%
Dec 31, 1983	57.91%	+125.3%
Dec 31, 1982	25.70%	-23.0%
Dec 31, 1981	33.39%	+751.8%
Dec 31, 1980	3.92%	-

FAQ

What is the current 10-day volatility of KLAC?
As of today, KLAC 10-day volatility is 25.48%
What 10-day volatility category does KLAC fall into?
Based on its current 10-day historical volatility, KLAC falls into the moderate volatility category
What is KLAC 10-day volatility 1-year high?
KLAC 10-day volatility reached a 1-year high of 122.77% on April 16, 2025
What is KLAC 10-day volatility 1-year low?
KLAC 10-day volatility reached a 1-year low of 10.95% on July 21, 2025

1-Month

71.06%

February 25, 2026

Summary

Current Value: As of today, KLAC 1-month volatility is 71.06%, up +0.37% on February 25, 2026
Value Category: Based on its current 1-month historical volatility, KLAC falls into the extreme volatility category
1-Year High: KLAC 1-month volatility reached a 1-year high of 89.43% on April 25, 2025
1-Year Low: KLAC 1-month volatility reached a 1-year low of 18.99% on July 21, 2025

Performance

KLAC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Feb 25, 26	71.06%	+0.4%	+30.9%	+87.2%	+112.1%	+103.4%	+75.5%	+14.2%
10-Day Volatility	Feb 25, 26	25.48%	+5.8%	-55.0%	-44.7%	-33.3%	-12.2%	-15.6%	-64.0%
3-Month Volatility	Feb 25, 26	54.70%	+1.1%	+29.8%	+32.7%	+33.3%	+73.2%	+42.8%	+26.1%
1-Year Volatility	Feb 25, 26	48.25%	+0.2%	+7.3%	+12.0%	+11.3%	+12.9%	+4.5%	-21.3%
14-Day RSI	Feb 25, 26	60.45	+6.6%	-6.9%	+20.8%	+22.8%	+33.1%	+47.4%	+23.3%
Beta	Feb 25, 26	1.76	0.0%	+1.1%	+6.7%	+4.1%	-22.5%	+12.1%	+18.9%
ATR	Feb 25, 26	$63.34	+0.9%	+14.1%	+38.3%	+75.9%	+170.5%	+407.9%	+346.9%
Price	Feb 25, 26	$1,546.68	+2.7%	+2.2%	+35.0%	+27.3%	+113.3%	+307.2%	+407.5%
200-Day SMA	Feb 25, 26	$1,087.39	+0.4%	+8.8%	+23.2%	+15.4%	+47.0%	+205.6%	+382.1%
50-Day SMA	Feb 25, 26	$1,402.09	+0.4%	+10.4%	+24.6%	+17.1%	+98.2%	+252.1%	+383.5%

1-Month Volatility History

Date	Value	Change
Feb 25, 2026	69.64%	+109.3%
Dec 31, 2025	33.27%	+24.4%
Dec 31, 2024	26.75%	-6.8%
Dec 31, 2023	28.70%	-19.9%
Dec 31, 2022	35.83%	-11.7%
Dec 31, 2021	40.56%	+70.5%
Dec 31, 2020	23.79%	+5.3%
Dec 31, 2019	22.59%	-49.1%
Dec 31, 2018	44.36%	+45.7%
Dec 31, 2017	30.44%	+26.6%
Dec 31, 2016	24.04%	+19.7%
Dec 31, 2015	20.09%	-14.1%
Dec 31, 2014	23.39%	+48.6%
Dec 31, 2013	15.74%	-21.0%
Dec 31, 2012	19.93%	-41.5%
Dec 31, 2011	34.08%	+53.4%
Dec 31, 2010	22.22%	-24.8%
Dec 31, 2009	29.54%	-56.0%
Dec 31, 2008	67.19%	+167.3%
Dec 31, 2007	25.14%	+27.8%
Dec 31, 2006	19.67%	-29.6%
Dec 31, 2005	27.95%	-6.6%
Dec 31, 2004	29.93%	+1.4%
Dec 31, 2003	29.51%	-41.1%

Date	Value	Change
Dec 31, 2002	50.14%	-17.0%
Dec 31, 2001	60.42%	-46.2%
Dec 31, 2000	112.24%	+45.2%
Dec 31, 1999	77.31%	-10.6%
Dec 31, 1998	86.43%	+8.0%
Dec 31, 1997	80.06%	+54.3%
Dec 31, 1996	51.90%	-40.8%
Dec 31, 1995	87.72%	+121.1%
Dec 31, 1994	39.68%	-17.6%
Dec 31, 1993	48.13%	+41.6%
Dec 31, 1992	33.99%	-52.5%
Dec 31, 1991	71.63%	+17.7%
Dec 31, 1990	60.88%	+18.5%
Dec 31, 1989	51.37%	+4.1%
Dec 31, 1988	49.33%	+0.0%
Dec 31, 1987	49.32%	+38.7%
Dec 31, 1986	35.55%	+23.8%
Dec 31, 1985	28.72%	-55.0%
Dec 31, 1984	63.86%	+26.6%
Dec 31, 1983	50.45%	-6.2%
Dec 31, 1982	53.79%	+35.8%
Dec 31, 1981	39.61%	-0.6%
Dec 31, 1980	39.86%	-

FAQ

What is the current 1-month volatility of KLAC?
As of today, KLAC 1-month volatility is 71.06%
What 1-month volatility category does KLAC fall into?
Based on its current 1-month historical volatility, KLAC falls into the extreme volatility category
What is KLAC 1-month volatility 1-year high?
KLAC 1-month volatility reached a 1-year high of 89.43% on April 25, 2025
What is KLAC 1-month volatility 1-year low?
KLAC 1-month volatility reached a 1-year low of 18.99% on July 21, 2025

3-Month

54.70%

February 25, 2026

Summary

Current Value: As of today, KLAC 3-month volatility is 54.70%, up +1.15% on February 25, 2026
Value Category: Based on its current 3-month historical volatility, KLAC falls into the high volatility category
1-Year High: KLAC 3-month volatility reached a 1-year high of 61.55% on May 13, 2025
1-Year Low: KLAC 3-month volatility reached a 1-year low of 29.35% on August 14, 2025

Performance

KLAC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Feb 25, 26	54.70%	+1.1%	+29.8%	+32.7%	+33.3%	+73.2%	+42.8%	+26.1%
10-Day Volatility	Feb 25, 26	25.48%	+5.8%	-55.0%	-44.7%	-33.3%	-12.2%	-15.6%	-64.0%
1-Month Volatility	Feb 25, 26	71.06%	+0.4%	+30.9%	+87.2%	+112.1%	+103.4%	+75.5%	+14.2%
1-Year Volatility	Feb 25, 26	48.25%	+0.2%	+7.3%	+12.0%	+11.3%	+12.9%	+4.5%	-21.3%
14-Day RSI	Feb 25, 26	60.45	+6.6%	-6.9%	+20.8%	+22.8%	+33.1%	+47.4%	+23.3%
Beta	Feb 25, 26	1.76	0.0%	+1.1%	+6.7%	+4.1%	-22.5%	+12.1%	+18.9%
ATR	Feb 25, 26	$63.34	+0.9%	+14.1%	+38.3%	+75.9%	+170.5%	+407.9%	+346.9%
Price	Feb 25, 26	$1,546.68	+2.7%	+2.2%	+35.0%	+27.3%	+113.3%	+307.2%	+407.5%
200-Day SMA	Feb 25, 26	$1,087.39	+0.4%	+8.8%	+23.2%	+15.4%	+47.0%	+205.6%	+382.1%
50-Day SMA	Feb 25, 26	$1,402.09	+0.4%	+10.4%	+24.6%	+17.1%	+98.2%	+252.1%	+383.5%

3-Month Volatility History

Date	Value	Change
Feb 25, 2026	54.26%	+30.2%
Dec 31, 2025	41.69%	+1.6%
Dec 31, 2024	41.04%	+45.0%
Dec 31, 2023	28.31%	-37.1%
Dec 31, 2022	45.03%	+31.9%
Dec 31, 2021	34.14%	+1.5%
Dec 31, 2020	33.62%	+7.0%
Dec 31, 2019	31.41%	-23.3%
Dec 31, 2018	40.93%	+43.9%
Dec 31, 2017	28.45%	+39.9%
Dec 31, 2016	20.33%	-49.5%
Dec 31, 2015	40.29%	-20.9%
Dec 31, 2014	50.95%	+158.5%
Dec 31, 2013	19.71%	-22.6%
Dec 31, 2012	25.48%	-34.0%
Dec 31, 2011	38.63%	+61.8%
Dec 31, 2010	23.88%	-29.9%
Dec 31, 2009	34.05%	-58.7%
Dec 31, 2008	82.42%	+205.8%
Dec 31, 2007	26.95%	-12.6%
Dec 31, 2006	30.85%	+8.2%
Dec 31, 2005	28.52%	-6.0%
Dec 31, 2004	30.33%	-19.4%
Dec 31, 2003	37.64%	-45.7%

Date	Value	Change
Dec 31, 2002	69.30%	-12.0%
Dec 31, 2001	78.74%	-29.9%
Dec 31, 2000	112.26%	+78.4%
Dec 31, 1999	62.94%	-24.0%
Dec 31, 1998	82.83%	-9.7%
Dec 31, 1997	91.70%	+49.8%
Dec 31, 1996	61.21%	-30.4%
Dec 31, 1995	87.99%	+127.8%
Dec 31, 1994	38.62%	-52.5%
Dec 31, 1993	81.30%	+55.0%
Dec 31, 1992	52.46%	-4.1%
Dec 31, 1991	54.71%	-24.7%
Dec 31, 1990	72.63%	+16.6%
Dec 31, 1989	62.30%	+41.9%
Dec 31, 1988	43.90%	-49.6%
Dec 31, 1987	87.04%	+97.1%
Dec 31, 1986	44.16%	+18.5%
Dec 31, 1985	37.26%	-18.8%
Dec 31, 1984	45.91%	+22.4%
Dec 31, 1983	37.51%	-28.8%
Dec 31, 1982	52.71%	+17.7%
Dec 31, 1981	44.80%	-17.8%
Dec 31, 1980	54.48%	-

FAQ

What is the current 3-month volatility of KLAC?
As of today, KLAC 3-month volatility is 54.70%
What 3-month volatility category does KLAC fall into?
Based on its current 3-month historical volatility, KLAC falls into the high volatility category
What is KLAC 3-month volatility 1-year high?
KLAC 3-month volatility reached a 1-year high of 61.55% on May 13, 2025
What is KLAC 3-month volatility 1-year low?
KLAC 3-month volatility reached a 1-year low of 29.35% on August 14, 2025

1-Year

48.25%

February 25, 2026

Summary

Current Value: As of today, KLAC 1-year volatility is 48.25%, up +0.17% on February 25, 2026
Value Category: Based on its current 1-year historical volatility, KLAC falls into the high volatility category
1-Year High: KLAC 1-year volatility reached a 1-year high of 49.69% on May 30, 2025
1-Year Low: KLAC 1-year volatility reached a 1-year low of 42.18% on October 17, 2025

Performance

KLAC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Feb 25, 26	48.25%	+0.2%	+7.3%	+12.0%	+11.3%	+12.9%	+4.5%	-21.3%
10-Day Volatility	Feb 25, 26	25.48%	+5.8%	-55.0%	-44.7%	-33.3%	-12.2%	-15.6%	-64.0%
1-Month Volatility	Feb 25, 26	71.06%	+0.4%	+30.9%	+87.2%	+112.1%	+103.4%	+75.5%	+14.2%
3-Month Volatility	Feb 25, 26	54.70%	+1.1%	+29.8%	+32.7%	+33.3%	+73.2%	+42.8%	+26.1%
1-Year Volatility	Feb 25, 26	48.25%	+0.2%	+7.3%	+12.0%	+11.3%	+12.9%	+4.5%	-21.3%
14-Day RSI	Feb 25, 26	60.45	+6.6%	-6.9%	+20.8%	+22.8%	+33.1%	+47.4%	+23.3%
Beta	Feb 25, 26	1.76	0.0%	+1.1%	+6.7%	+4.1%	-22.5%	+12.1%	+18.9%
ATR	Feb 25, 26	$63.34	+0.9%	+14.1%	+38.3%	+75.9%	+170.5%	+407.9%	+346.9%
Price	Feb 25, 26	$1,546.68	+2.7%	+2.2%	+35.0%	+27.3%	+113.3%	+307.2%	+407.5%
200-Day SMA	Feb 25, 26	$1,087.39	+0.4%	+8.8%	+23.2%	+15.4%	+47.0%	+205.6%	+382.1%
50-Day SMA	Feb 25, 26	$1,402.09	+0.4%	+10.4%	+24.6%	+17.1%	+98.2%	+252.1%	+383.5%

1-Year Volatility History

Date	Value	Change
Feb 25, 2026	48.18%	+11.1%
Dec 31, 2025	43.36%	+0.7%
Dec 31, 2024	43.05%	+26.0%
Dec 31, 2023	34.17%	-30.0%
Dec 31, 2022	48.80%	+19.3%
Dec 31, 2021	40.89%	-32.1%
Dec 31, 2020	60.26%	+92.1%
Dec 31, 2019	31.37%	-13.2%
Dec 31, 2018	36.12%	+43.4%
Dec 31, 2017	25.19%	+20.0%
Dec 31, 2016	21.00%	-34.1%
Dec 31, 2015	31.85%	+6.9%
Dec 31, 2014	29.79%	+20.3%
Dec 31, 2013	24.77%	-5.0%
Dec 31, 2012	26.07%	-29.5%
Dec 31, 2011	36.96%	+6.3%
Dec 31, 2010	34.76%	-26.5%
Dec 31, 2009	47.27%	-14.6%
Dec 31, 2008	55.34%	+107.0%
Dec 31, 2007	26.74%	-18.7%
Dec 31, 2006	32.91%	+16.1%
Dec 31, 2005	28.35%	-16.7%
Dec 31, 2004	34.05%	-14.9%
Dec 31, 2003	40.02%	-36.1%

Date	Value	Change
Dec 31, 2002	62.63%	-27.1%
Dec 31, 2001	85.95%	-15.9%
Dec 31, 2000	102.23%	+48.3%
Dec 31, 1999	68.92%	-9.0%
Dec 31, 1998	75.76%	+7.1%
Dec 31, 1997	70.71%	-0.0%
Dec 31, 1996	70.72%	+23.9%
Dec 31, 1995	57.10%	+14.6%
Dec 31, 1994	49.81%	-23.5%
Dec 31, 1993	65.15%	+12.5%
Dec 31, 1992	57.90%	+6.5%
Dec 31, 1991	54.39%	-2.4%
Dec 31, 1990	55.75%	+2.2%
Dec 31, 1989	54.56%	+7.1%
Dec 31, 1988	50.93%	-16.3%
Dec 31, 1987	60.88%	+28.6%
Dec 31, 1986	47.35%	+12.9%
Dec 31, 1985	41.95%	-10.2%
Dec 31, 1984	46.74%	+10.5%
Dec 31, 1983	42.28%	-7.5%
Dec 31, 1982	45.72%	-22.4%
Dec 31, 1981	58.89%	+8.1%
Dec 31, 1980	54.48%	-

FAQ

What is the current 1-year volatility of KLAC?
As of today, KLAC 1-year volatility is 48.25%
What 1-year volatility category does KLAC fall into?
Based on its current 1-year historical volatility, KLAC falls into the high volatility category
What is KLAC 1-year volatility 1-year high?
KLAC 1-year volatility reached a 1-year high of 49.69% on May 30, 2025
What is KLAC 1-year volatility 1-year low?
KLAC 1-year volatility reached a 1-year low of 42.18% on October 17, 2025

Data Sources & References

KLAC Official Website www.kla.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/319201/000031920126000008/0000319201-26-000008-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/319201/000031920125000024/0000319201-25-000024-index.htm
KLAC Profile on Yahoo Finance finance.yahoo.com/quote/KLAC
KLAC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/klac