What is the current 10-day volatility of VLO?

As of today, VLO 10-day volatility is 34.84%

What 10-day volatility category does VLO fall into?

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

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

VLO 10-day volatility reached a 1-year high of 60.28% on January 16, 2026

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

VLO 10-day volatility reached a 1-year low of 11.07% on December 31, 2025

What is the current 1-month volatility of VLO?

As of today, VLO 1-month volatility is 33.25%

What 1-month volatility category does VLO fall into?

Based on its current 1-month historical volatility, VLO falls into the moderate volatility category

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

VLO 1-month volatility reached a 1-year high of 48.43% on May 6, 2026

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

VLO 1-month volatility reached a 1-year low of 17.13% on December 31, 2025

What is the current 3-month volatility of VLO?

As of today, VLO 3-month volatility is 35.73%

What 3-month volatility category does VLO fall into?

Based on its current 3-month historical volatility, VLO falls into the moderate volatility category

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

VLO 3-month volatility reached a 1-year high of 43.50% on May 27, 2026

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

VLO 3-month volatility reached a 1-year low of 27.13% on October 17, 2025

What is the current 1-year volatility of VLO?

As of today, VLO 1-year volatility is 36.43%

What 1-year volatility category does VLO fall into?

Based on its current 1-year historical volatility, VLO falls into the moderate volatility category

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

VLO 1-year volatility reached a 1-year high of 39.16% on April 2, 2026

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

VLO 1-year volatility reached a 1-year low of 33.68% on April 10, 2026

VLO Stock Volatility History & Chart Since 1982

10-Day

34.84%

August 21, 2026

Summary

Current Value: As of today, VLO 10-day volatility is 34.84%, down -8.29% on August 21, 2026
Value Category: Based on its current 10-day historical volatility, VLO falls into the moderate volatility category
1-Year High: VLO 10-day volatility reached a 1-year high of 60.28% on January 16, 2026
1-Year Low: VLO 10-day volatility reached a 1-year low of 11.07% on December 31, 2025

10-Day Volatility Chart

Performance

VLO Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Aug 21, 26	34.84%	-8.3%	-20.8%	-20.3%	+214.7%	+120.7%	+3.4%	+51.5%
1-Month Volatility	Aug 21, 26	33.25%	+1.6%	-16.3%	-20.3%	+94.1%	+10.4%	+17.7%	-12.4%
3-Month Volatility	Aug 21, 26	35.73%	-4.2%	-8.1%	-16.1%	+15.2%	+18.1%	+28.8%	-4.3%
1-Year Volatility	Aug 21, 26	36.43%	+0.1%	+0.4%	+3.7%	-2.7%	-3.1%	-5.6%	-33.1%
14-Day RSI	Aug 21, 26	70.52	+4.5%	-4.8%	+48.8%	+84.3%	+29.1%	+24.8%	+126.4%
Beta	Aug 21, 26	-0.23	0.0%	-9.5%	-360.0%	-123.0%	-123.5%	-129.1%	-116.7%
ATR	Aug 21, 26	$10.81	-1.1%	+4.8%	+15.4%	+158.6%	+214.2%	+184.9%	+394.9%
Price	Aug 21, 26	$348.86	+2.1%	+10.8%	+44.7%	+114.3%	+148.7%	+166.0%	+479.5%
200-Day SMA	Aug 21, 26	$230.68	+0.4%	+8.4%	+21.1%	+56.7%	+75.2%	+83.5%	+239.3%
50-Day SMA	Aug 21, 26	$293.10	+0.6%	+12.2%	+21.1%	+70.8%	+109.3%	+141.9%	+314.9%
20-Day SMA	Aug 21, 26	$321.86	+0.7%	+15.5%	+30.4%	+91.6%	+134.8%	+147.1%	+391.8%

10-Day Volatility History

Date	Value	Change
Aug 21, 2026	34.84%	+214.7%
Dec 31, 2025	11.07%	-51.1%
Dec 31, 2024	22.62%	+19.4%
Dec 31, 2023	18.95%	-30.8%
Dec 31, 2022	27.40%	+30.0%
Dec 31, 2021	21.08%	-30.6%
Dec 31, 2020	30.38%	+154.0%
Dec 31, 2019	11.96%	-73.2%
Dec 31, 2018	44.65%	+219.6%
Dec 31, 2017	13.97%	+23.4%
Dec 31, 2016	11.32%	-50.0%
Dec 31, 2015	22.64%	-6.0%
Dec 31, 2014	24.09%	-15.3%
Dec 31, 2013	28.44%	+15.8%
Dec 31, 2012	24.55%	-27.0%
Dec 31, 2011	33.63%	+6.2%
Dec 31, 2010	31.66%	+86.8%
Dec 31, 2009	16.95%	-74.8%
Dec 31, 2008	67.38%	+303.5%
Dec 31, 2007	16.70%	-32.8%
Dec 31, 2006	24.84%	-21.6%
Dec 31, 2005	31.68%	+29.8%
Dec 31, 2004	24.41%	+7.1%

Date	Value	Change
Dec 31, 2003	22.80%	-3.8%
Dec 31, 2002	23.69%	-19.2%
Dec 31, 2001	29.31%	-26.4%
Dec 31, 2000	39.82%	+9.7%
Dec 31, 1999	36.31%	-24.7%
Dec 31, 1998	48.21%	+125.3%
Dec 31, 1997	21.40%	+14.1%
Dec 31, 1996	18.76%	-31.6%
Dec 31, 1995	27.44%	+27.1%
Dec 31, 1994	21.59%	-15.8%
Dec 31, 1993	25.65%	-15.7%
Dec 31, 1992	30.43%	-7.1%
Dec 31, 1991	32.76%	+10.9%
Dec 31, 1990	29.54%	-38.4%
Dec 31, 1989	47.97%	+151.2%
Dec 31, 1988	19.10%	-61.3%
Dec 31, 1987	49.30%	+40.7%
Dec 31, 1986	35.03%	+25.8%
Dec 31, 1985	27.84%	-46.5%
Dec 31, 1984	52.07%	+63.1%
Dec 31, 1983	31.92%	-27.9%
Dec 31, 1982	44.26%	-

FAQ

What is the current 10-day volatility of VLO?: As of today, VLO 10-day volatility is 34.84%
What 10-day volatility category does VLO fall into?: Based on its current 10-day historical volatility, VLO falls into the moderate volatility category
What is VLO 10-day volatility 1-year high?: VLO 10-day volatility reached a 1-year high of 60.28% on January 16, 2026
What is VLO 10-day volatility 1-year low?: VLO 10-day volatility reached a 1-year low of 11.07% on December 31, 2025

1-Month

33.25%

August 21, 2026

Summary

Current Value: As of today, VLO 1-month volatility is 33.25%, up +1.59% on August 21, 2026
Value Category: Based on its current 1-month historical volatility, VLO falls into the moderate volatility category
1-Year High: VLO 1-month volatility reached a 1-year high of 48.43% on May 6, 2026
1-Year Low: VLO 1-month volatility reached a 1-year low of 17.13% on December 31, 2025

Performance

VLO Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Aug 21, 26	33.25%	+1.6%	-16.3%	-20.3%	+94.1%	+10.4%	+17.7%	-12.4%
10-Day Volatility	Aug 21, 26	34.84%	-8.3%	-20.8%	-20.3%	+214.7%	+120.7%	+3.4%	+51.5%
3-Month Volatility	Aug 21, 26	35.73%	-4.2%	-8.1%	-16.1%	+15.2%	+18.1%	+28.8%	-4.3%
1-Year Volatility	Aug 21, 26	36.43%	+0.1%	+0.4%	+3.7%	-2.7%	-3.1%	-5.6%	-33.1%
14-Day RSI	Aug 21, 26	70.52	+4.5%	-4.8%	+48.8%	+84.3%	+29.1%	+24.8%	+126.4%
Beta	Aug 21, 26	-0.23	0.0%	-9.5%	-360.0%	-123.0%	-123.5%	-129.1%	-116.7%
ATR	Aug 21, 26	$10.81	-1.1%	+4.8%	+15.4%	+158.6%	+214.2%	+184.9%	+394.9%
Price	Aug 21, 26	$348.86	+2.1%	+10.8%	+44.7%	+114.3%	+148.7%	+166.0%	+479.5%
200-Day SMA	Aug 21, 26	$230.68	+0.4%	+8.4%	+21.1%	+56.7%	+75.2%	+83.5%	+239.3%
50-Day SMA	Aug 21, 26	$293.10	+0.6%	+12.2%	+21.1%	+70.8%	+109.3%	+141.9%	+314.9%
20-Day SMA	Aug 21, 26	$321.86	+0.7%	+15.5%	+30.4%	+91.6%	+134.8%	+147.1%	+391.8%

1-Month Volatility History

Date	Value	Change
Aug 21, 2026	33.25%	+75.6%
Dec 31, 2025	18.93%	-24.3%
Dec 31, 2024	25.01%	+0.5%
Dec 31, 2023	24.88%	-33.5%
Dec 31, 2022	37.43%	+24.2%
Dec 31, 2021	30.13%	-29.3%
Dec 31, 2020	42.63%	+142.1%
Dec 31, 2019	17.61%	-53.8%
Dec 31, 2018	38.14%	+112.5%
Dec 31, 2017	17.95%	-33.3%
Dec 31, 2016	26.93%	-10.2%
Dec 31, 2015	30.00%	-8.1%
Dec 31, 2014	32.64%	+16.5%
Dec 31, 2013	28.02%	+15.3%
Dec 31, 2012	24.30%	-27.0%
Dec 31, 2011	33.28%	+15.6%
Dec 31, 2010	28.78%	+51.2%
Dec 31, 2009	19.04%	-77.6%
Dec 31, 2008	84.91%	+345.7%
Dec 31, 2007	19.05%	-13.6%
Dec 31, 2006	22.04%	-34.7%
Dec 31, 2005	33.73%	-8.4%
Dec 31, 2004	36.82%	+53.2%

Date	Value	Change
Dec 31, 2003	24.04%	-41.4%
Dec 31, 2002	41.03%	+0.2%
Dec 31, 2001	40.96%	+5.5%
Dec 31, 2000	38.83%	+17.2%
Dec 31, 1999	33.14%	-21.6%
Dec 31, 1998	42.25%	+81.3%
Dec 31, 1997	23.31%	+18.0%
Dec 31, 1996	19.75%	-3.6%
Dec 31, 1995	20.49%	-4.7%
Dec 31, 1994	21.50%	-14.8%
Dec 31, 1993	25.22%	-35.8%
Dec 31, 1992	39.31%	+26.2%
Dec 31, 1991	31.14%	+3.4%
Dec 31, 1990	30.11%	-29.0%
Dec 31, 1989	42.43%	+43.2%
Dec 31, 1988	29.62%	-46.3%
Dec 31, 1987	55.16%	+56.0%
Dec 31, 1986	35.35%	+6.2%
Dec 31, 1985	33.28%	-47.6%
Dec 31, 1984	63.50%	+124.9%
Dec 31, 1983	28.24%	-34.6%
Dec 31, 1982	43.21%	-

FAQ

What is the current 1-month volatility of VLO?: As of today, VLO 1-month volatility is 33.25%
What 1-month volatility category does VLO fall into?: Based on its current 1-month historical volatility, VLO falls into the moderate volatility category
What is VLO 1-month volatility 1-year high?: VLO 1-month volatility reached a 1-year high of 48.43% on May 6, 2026
What is VLO 1-month volatility 1-year low?: VLO 1-month volatility reached a 1-year low of 17.13% on December 31, 2025

3-Month

35.73%

August 21, 2026

Summary

Current Value: As of today, VLO 3-month volatility is 35.73%, down -4.21% on August 21, 2026
Value Category: Based on its current 3-month historical volatility, VLO falls into the moderate volatility category
1-Year High: VLO 3-month volatility reached a 1-year high of 43.50% on May 27, 2026
1-Year Low: VLO 3-month volatility reached a 1-year low of 27.13% on October 17, 2025

Performance

VLO Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Aug 21, 26	35.73%	-4.2%	-8.1%	-16.1%	+15.2%	+18.1%	+28.8%	-4.3%
10-Day Volatility	Aug 21, 26	34.84%	-8.3%	-20.8%	-20.3%	+214.7%	+120.7%	+3.4%	+51.5%
1-Month Volatility	Aug 21, 26	33.25%	+1.6%	-16.3%	-20.3%	+94.1%	+10.4%	+17.7%	-12.4%
1-Year Volatility	Aug 21, 26	36.43%	+0.1%	+0.4%	+3.7%	-2.7%	-3.1%	-5.6%	-33.1%
14-Day RSI	Aug 21, 26	70.52	+4.5%	-4.8%	+48.8%	+84.3%	+29.1%	+24.8%	+126.4%
Beta	Aug 21, 26	-0.23	0.0%	-9.5%	-360.0%	-123.0%	-123.5%	-129.1%	-116.7%
ATR	Aug 21, 26	$10.81	-1.1%	+4.8%	+15.4%	+158.6%	+214.2%	+184.9%	+394.9%
Price	Aug 21, 26	$348.86	+2.1%	+10.8%	+44.7%	+114.3%	+148.7%	+166.0%	+479.5%
200-Day SMA	Aug 21, 26	$230.68	+0.4%	+8.4%	+21.1%	+56.7%	+75.2%	+83.5%	+239.3%
50-Day SMA	Aug 21, 26	$293.10	+0.6%	+12.2%	+21.1%	+70.8%	+109.3%	+141.9%	+314.9%
20-Day SMA	Aug 21, 26	$321.86	+0.7%	+15.5%	+30.4%	+91.6%	+134.8%	+147.1%	+391.8%

3-Month Volatility History

Date	Value	Change
Aug 21, 2026	35.73%	+15.6%
Dec 31, 2025	30.92%	+1.0%
Dec 31, 2024	30.60%	+16.6%
Dec 31, 2023	26.25%	-37.9%
Dec 31, 2022	42.27%	+21.4%
Dec 31, 2021	34.82%	-58.6%
Dec 31, 2020	84.06%	+295.0%
Dec 31, 2019	21.28%	-47.3%
Dec 31, 2018	40.38%	+156.4%
Dec 31, 2017	15.75%	-42.6%
Dec 31, 2016	27.42%	-6.1%
Dec 31, 2015	29.20%	-0.8%
Dec 31, 2014	29.44%	+6.0%
Dec 31, 2013	27.77%	-4.9%
Dec 31, 2012	29.19%	-51.6%
Dec 31, 2011	60.30%	+119.5%
Dec 31, 2010	27.47%	-8.2%
Dec 31, 2009	29.93%	-74.7%
Dec 31, 2008	118.36%	+301.4%
Dec 31, 2007	29.49%	-0.4%
Dec 31, 2006	29.62%	-32.7%
Dec 31, 2005	44.02%	+34.6%
Dec 31, 2004	32.71%	+44.2%

Date	Value	Change
Dec 31, 2003	22.68%	-57.8%
Dec 31, 2002	53.69%	+38.2%
Dec 31, 2001	38.84%	-7.2%
Dec 31, 2000	41.86%	+4.3%
Dec 31, 1999	40.13%	-28.8%
Dec 31, 1998	56.33%	+95.2%
Dec 31, 1997	28.86%	-14.1%
Dec 31, 1996	33.60%	+82.9%
Dec 31, 1995	18.37%	-22.8%
Dec 31, 1994	23.80%	+2.9%
Dec 31, 1993	23.13%	-27.6%
Dec 31, 1992	31.93%	+5.9%
Dec 31, 1991	30.16%	-8.9%
Dec 31, 1990	33.11%	-26.7%
Dec 31, 1989	45.20%	+44.5%
Dec 31, 1988	31.29%	-61.3%
Dec 31, 1987	80.75%	+88.4%
Dec 31, 1986	42.85%	+14.0%
Dec 31, 1985	37.60%	-42.6%
Dec 31, 1984	65.45%	+41.3%
Dec 31, 1983	46.31%	-11.8%
Dec 31, 1982	52.49%	-

FAQ

What is the current 3-month volatility of VLO?: As of today, VLO 3-month volatility is 35.73%
What 3-month volatility category does VLO fall into?: Based on its current 3-month historical volatility, VLO falls into the moderate volatility category
What is VLO 3-month volatility 1-year high?: VLO 3-month volatility reached a 1-year high of 43.50% on May 27, 2026
What is VLO 3-month volatility 1-year low?: VLO 3-month volatility reached a 1-year low of 27.13% on October 17, 2025

1-Year

36.43%

August 21, 2026

Summary

Current Value: As of today, VLO 1-year volatility is 36.43%, up +0.11% on August 21, 2026
Value Category: Based on its current 1-year historical volatility, VLO falls into the moderate volatility category
1-Year High: VLO 1-year volatility reached a 1-year high of 39.16% on April 2, 2026
1-Year Low: VLO 1-year volatility reached a 1-year low of 33.68% on April 10, 2026

Performance

VLO Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Aug 21, 26	36.43%	+0.1%	+0.4%	+3.7%	-2.7%	-3.1%	-5.6%	-33.1%
10-Day Volatility	Aug 21, 26	34.84%	-8.3%	-20.8%	-20.3%	+214.7%	+120.7%	+3.4%	+51.5%
1-Month Volatility	Aug 21, 26	33.25%	+1.6%	-16.3%	-20.3%	+94.1%	+10.4%	+17.7%	-12.4%
3-Month Volatility	Aug 21, 26	35.73%	-4.2%	-8.1%	-16.1%	+15.2%	+18.1%	+28.8%	-4.3%
1-Year Volatility	Aug 21, 26	36.43%	+0.1%	+0.4%	+3.7%	-2.7%	-3.1%	-5.6%	-33.1%
14-Day RSI	Aug 21, 26	70.52	+4.5%	-4.8%	+48.8%	+84.3%	+29.1%	+24.8%	+126.4%
Beta	Aug 21, 26	-0.23	0.0%	-9.5%	-360.0%	-123.0%	-123.5%	-129.1%	-116.7%
ATR	Aug 21, 26	$10.81	-1.1%	+4.8%	+15.4%	+158.6%	+214.2%	+184.9%	+394.9%
Price	Aug 21, 26	$348.86	+2.1%	+10.8%	+44.7%	+114.3%	+148.7%	+166.0%	+479.5%
200-Day SMA	Aug 21, 26	$230.68	+0.4%	+8.4%	+21.1%	+56.7%	+75.2%	+83.5%	+239.3%
50-Day SMA	Aug 21, 26	$293.10	+0.6%	+12.2%	+21.1%	+70.8%	+109.3%	+141.9%	+314.9%
20-Day SMA	Aug 21, 26	$321.86	+0.7%	+15.5%	+30.4%	+91.6%	+134.8%	+147.1%	+391.8%

1-Year Volatility History

Date	Value	Change
Aug 21, 2026	36.43%	-2.7%
Dec 31, 2025	37.45%	+27.7%
Dec 31, 2024	29.33%	-10.8%
Dec 31, 2023	32.89%	-27.0%
Dec 31, 2022	45.03%	+19.4%
Dec 31, 2021	37.70%	-53.0%
Dec 31, 2020	80.28%	+182.8%
Dec 31, 2019	28.39%	-4.2%
Dec 31, 2018	29.63%	+63.8%
Dec 31, 2017	18.09%	-46.9%
Dec 31, 2016	34.09%	+9.2%
Dec 31, 2015	31.21%	+6.4%
Dec 31, 2014	29.34%	-12.3%
Dec 31, 2013	33.45%	+4.0%
Dec 31, 2012	32.16%	-36.9%
Dec 31, 2011	50.96%	+48.6%
Dec 31, 2010	34.29%	-33.4%
Dec 31, 2009	51.50%	-33.4%
Dec 31, 2008	77.31%	+177.8%
Dec 31, 2007	27.83%	-19.1%
Dec 31, 2006	34.39%	-18.9%
Dec 31, 2005	42.43%	+37.5%
Dec 31, 2004	30.86%	+13.2%

Date	Value	Change
Dec 31, 2003	27.25%	-34.1%
Dec 31, 2002	41.33%	-4.3%
Dec 31, 2001	43.19%	-4.2%
Dec 31, 2000	45.07%	+0.4%
Dec 31, 1999	44.87%	+0.8%
Dec 31, 1998	44.53%	+4.8%
Dec 31, 1997	42.49%	+58.9%
Dec 31, 1996	26.74%	+0.4%
Dec 31, 1995	26.64%	+4.0%
Dec 31, 1994	25.62%	+6.4%
Dec 31, 1993	24.07%	-31.9%
Dec 31, 1992	35.32%	-6.0%
Dec 31, 1991	37.57%	+18.6%
Dec 31, 1990	31.68%	-33.5%
Dec 31, 1989	47.67%	-1.1%
Dec 31, 1988	48.19%	-24.6%
Dec 31, 1987	63.88%	+24.5%
Dec 31, 1986	51.30%	-2.9%
Dec 31, 1985	52.85%	-14.3%
Dec 31, 1984	61.69%	+37.5%
Dec 31, 1983	44.86%	-7.8%
Dec 31, 1982	48.64%	-

FAQ

What is the current 1-year volatility of VLO?: As of today, VLO 1-year volatility is 36.43%
What 1-year volatility category does VLO fall into?: Based on its current 1-year historical volatility, VLO falls into the moderate volatility category
What is VLO 1-year volatility 1-year high?: VLO 1-year volatility reached a 1-year high of 39.16% on April 2, 2026
What is VLO 1-year volatility 1-year low?: VLO 1-year volatility reached a 1-year low of 33.68% on April 10, 2026

Data Sources & References

VLO Official Website www.valero.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1035002/000162828026003974/0001628280-26-003974-index.htm
VLO Profile on Yahoo Finance finance.yahoo.com/quote/VLO
VLO Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/vlo