What is the current 10-day volatility of SU?

As of today, SU 10-day volatility is 20.49%

What 10-day volatility category does SU fall into?

Based on its current 10-day historical volatility, SU falls into the low volatility category

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

SU 10-day volatility reached a 1-year high of 85.47% on April 11, 2025

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

SU 10-day volatility reached a 1-year low of 8.02% on August 19, 2025

What is the current 1-month volatility of SU?

As of today, SU 1-month volatility is 22.88%

What 1-month volatility category does SU fall into?

Based on its current 1-month historical volatility, SU falls into the low volatility category

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

SU 1-month volatility reached a 1-year high of 62.14% on April 28, 2025

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

SU 1-month volatility reached a 1-year low of 12.28% on August 15, 2025

What is the current 3-month volatility of SU?

As of today, SU 3-month volatility is 21.48%

What 3-month volatility category does SU fall into?

Based on its current 3-month historical volatility, SU falls into the low volatility category

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

SU 3-month volatility reached a 1-year high of 42.07% on May 7, 2025

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

SU 3-month volatility reached a 1-year low of 17.46% on October 8, 2025

What is the current 1-year volatility of SU?

As of today, SU 1-year volatility is 27.68%

What 1-year volatility category does SU fall into?

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

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

SU 1-year volatility reached a 1-year high of 30.74% on May 16, 2025

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

SU 1-year volatility reached a 1-year low of 24.65% on February 21, 2025

SU Stock Volatility History & Chart Since 1980

10-Day

20.49%

February 13, 2026

Summary

Current Value: As of today, SU 10-day volatility is 20.49%, down -4.96% on February 13, 2026
Value Category: Based on its current 10-day historical volatility, SU falls into the low volatility category
1-Year High: SU 10-day volatility reached a 1-year high of 85.47% on April 11, 2025
1-Year Low: SU 10-day volatility reached a 1-year low of 8.02% on August 19, 2025

10-Day Volatility Chart

Performance

SU Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Feb 13, 26	20.49%	-5.0%	-16.0%	-21.1%	+46.3%	-29.9%	-42.6%	-20.8%
1-Month Volatility	Feb 13, 26	22.88%	-5.7%	-8.3%	+0.2%	+13.6%	-6.8%	-30.1%	-35.2%
3-Month Volatility	Feb 13, 26	21.48%	-0.7%	+1.1%	+1.7%	+7.5%	-7.8%	-34.7%	-56.0%
1-Year Volatility	Feb 13, 26	27.68%	+0.1%	+0.0%	-1.0%	0.0%	+9.7%	-35.6%	-63.4%
14-Day RSI	Feb 13, 26	74.83	+3.7%	-0.3%	+8.7%	+28.0%	+26.2%	+28.5%	+33.7%
Beta	Feb 13, 26	0.74	0.0%	-1.3%	+1.4%	+2.8%	+54.2%	-3.9%	-43.9%
ATR	Feb 13, 26	$1.33	-1.3%	+22.2%	+47.2%	+69.9%	+32.0%	+31.2%	+104.5%
Price	Feb 13, 26	$55.99	+1.6%	+16.3%	+28.4%	+26.2%	+40.1%	+63.4%	+210.5%
200-Day SMA	Feb 13, 26	$41.71	+0.2%	+4.8%	+8.3%	+5.6%	+8.0%	+24.4%	+159.3%
50-Day SMA	Feb 13, 26	$47.91	+0.5%	+9.1%	+16.7%	+11.8%	+26.5%	+49.9%	+171.2%

10-Day Volatility History

Date	Value	Change
Feb 13, 2026	20.49%	+46.3%
Dec 31, 2025	14.01%	-26.6%
Dec 31, 2024	19.10%	-15.0%
Dec 31, 2023	22.46%	-31.5%
Dec 31, 2022	32.77%	+20.7%
Dec 31, 2021	27.14%	-19.1%
Dec 31, 2020	33.53%	+148.0%
Dec 31, 2019	13.52%	-66.1%
Dec 31, 2018	39.94%	+208.2%
Dec 31, 2017	12.96%	+37.0%
Dec 31, 2016	9.46%	-67.1%
Dec 31, 2015	28.75%	-34.0%
Dec 31, 2014	43.58%	+168.7%
Dec 31, 2013	16.22%	-5.8%
Dec 31, 2012	17.22%	-43.2%
Dec 31, 2011	30.34%	+30.3%
Dec 31, 2010	23.28%	-29.1%
Dec 31, 2009	32.82%	-49.0%
Dec 31, 2008	64.35%	+275.4%
Dec 31, 2007	17.14%	-19.3%
Dec 31, 2006	21.25%	-27.2%
Dec 31, 2005	29.20%	+34.2%
Dec 31, 2004	21.76%	+2.1%
Dec 31, 2003	21.31%	+7.1%

Date	Value	Change
Dec 31, 2002	19.90%	-0.4%
Dec 31, 2001	19.98%	-65.1%
Dec 31, 2000	57.24%	+60.4%
Dec 31, 1999	35.69%	+9.3%
Dec 31, 1998	32.65%	+65.9%
Dec 31, 1997	19.68%	-13.2%
Dec 31, 1996	22.67%	+0.1%
Dec 31, 1995	22.64%	+4.9%
Dec 31, 1994	21.58%	-6.1%
Dec 31, 1993	22.97%	>+9,900.0%
Dec 31, 1992	0.00%	0.0%
Dec 31, 1991	0.00%	-100.0%
Dec 31, 1990	130.70%	+5.4%
Dec 31, 1989	124.06%	+28.9%
Dec 31, 1988	96.21%	+30.0%
Dec 31, 1987	74.00%	+39.8%
Dec 31, 1986	52.92%	-61.5%
Dec 31, 1985	137.29%	+75.0%
Dec 31, 1984	78.45%	+32.8%
Dec 31, 1983	59.06%	-22.1%
Dec 31, 1982	75.81%	+2.3%
Dec 31, 1981	74.13%	+25.0%
Dec 31, 1980	59.29%	-

FAQ

What is the current 10-day volatility of SU?
As of today, SU 10-day volatility is 20.49%
What 10-day volatility category does SU fall into?
Based on its current 10-day historical volatility, SU falls into the low volatility category
What is SU 10-day volatility 1-year high?
SU 10-day volatility reached a 1-year high of 85.47% on April 11, 2025
What is SU 10-day volatility 1-year low?
SU 10-day volatility reached a 1-year low of 8.02% on August 19, 2025

1-Month

22.88%

February 13, 2026

Summary

Current Value: As of today, SU 1-month volatility is 22.88%, down -5.65% on February 13, 2026
Value Category: Based on its current 1-month historical volatility, SU falls into the low volatility category
1-Year High: SU 1-month volatility reached a 1-year high of 62.14% on April 28, 2025
1-Year Low: SU 1-month volatility reached a 1-year low of 12.28% on August 15, 2025

Performance

SU Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Feb 13, 26	22.88%	-5.7%	-8.3%	+0.2%	+13.6%	-6.8%	-30.1%	-35.2%
10-Day Volatility	Feb 13, 26	20.49%	-5.0%	-16.0%	-21.1%	+46.3%	-29.9%	-42.6%	-20.8%
3-Month Volatility	Feb 13, 26	21.48%	-0.7%	+1.1%	+1.7%	+7.5%	-7.8%	-34.7%	-56.0%
1-Year Volatility	Feb 13, 26	27.68%	+0.1%	+0.0%	-1.0%	0.0%	+9.7%	-35.6%	-63.4%
14-Day RSI	Feb 13, 26	74.83	+3.7%	-0.3%	+8.7%	+28.0%	+26.2%	+28.5%	+33.7%
Beta	Feb 13, 26	0.74	0.0%	-1.3%	+1.4%	+2.8%	+54.2%	-3.9%	-43.9%
ATR	Feb 13, 26	$1.33	-1.3%	+22.2%	+47.2%	+69.9%	+32.0%	+31.2%	+104.5%
Price	Feb 13, 26	$55.99	+1.6%	+16.3%	+28.4%	+26.2%	+40.1%	+63.4%	+210.5%
200-Day SMA	Feb 13, 26	$41.71	+0.2%	+4.8%	+8.3%	+5.6%	+8.0%	+24.4%	+159.3%
50-Day SMA	Feb 13, 26	$47.91	+0.5%	+9.1%	+16.7%	+11.8%	+26.5%	+49.9%	+171.2%

1-Month Volatility History

Date	Value	Change
Feb 13, 2026	22.88%	+16.4%
Dec 31, 2025	19.66%	+1.9%
Dec 31, 2024	19.30%	-40.3%
Dec 31, 2023	32.32%	+0.2%
Dec 31, 2022	32.24%	+5.8%
Dec 31, 2021	30.47%	-30.7%
Dec 31, 2020	43.95%	+138.1%
Dec 31, 2019	18.46%	-49.8%
Dec 31, 2018	36.74%	+118.2%
Dec 31, 2017	16.84%	+5.7%
Dec 31, 2016	15.93%	-47.7%
Dec 31, 2015	30.48%	-39.9%
Dec 31, 2014	50.71%	+176.0%
Dec 31, 2013	18.37%	+16.6%
Dec 31, 2012	15.76%	-54.7%
Dec 31, 2011	34.77%	+54.3%
Dec 31, 2010	22.54%	-35.7%
Dec 31, 2009	35.03%	-60.2%
Dec 31, 2008	88.04%	+309.9%
Dec 31, 2007	21.48%	+7.8%
Dec 31, 2006	19.92%	-27.2%
Dec 31, 2005	27.36%	-13.6%
Dec 31, 2004	31.66%	+54.3%
Dec 31, 2003	20.52%	-3.2%

Date	Value	Change
Dec 31, 2002	21.19%	-14.9%
Dec 31, 2001	24.91%	-47.4%
Dec 31, 2000	47.36%	+39.9%
Dec 31, 1999	33.85%	+0.6%
Dec 31, 1998	33.66%	+19.3%
Dec 31, 1997	28.22%	-23.4%
Dec 31, 1996	36.86%	+92.2%
Dec 31, 1995	19.18%	+26.2%
Dec 31, 1994	15.20%	-99.9%
Dec 31, 1993	11.90%	>+9,900.0%
Dec 31, 1992	0.00%	-100.0%
Dec 31, 1991	127.64%	-8.2%
Dec 31, 1990	139.09%	+48.0%
Dec 31, 1989	93.95%	-11.6%
Dec 31, 1988	106.27%	-12.5%
Dec 31, 1987	121.52%	+87.2%
Dec 31, 1986	64.90%	-57.3%
Dec 31, 1985	151.85%	+33.3%
Dec 31, 1984	113.92%	+97.6%
Dec 31, 1983	57.64%	-21.5%
Dec 31, 1982	73.39%	-17.0%
Dec 31, 1981	88.38%	+14.6%
Dec 31, 1980	77.12%	-

FAQ

What is the current 1-month volatility of SU?
As of today, SU 1-month volatility is 22.88%
What 1-month volatility category does SU fall into?
Based on its current 1-month historical volatility, SU falls into the low volatility category
What is SU 1-month volatility 1-year high?
SU 1-month volatility reached a 1-year high of 62.14% on April 28, 2025
What is SU 1-month volatility 1-year low?
SU 1-month volatility reached a 1-year low of 12.28% on August 15, 2025

3-Month

21.48%

February 13, 2026

Summary

Current Value: As of today, SU 3-month volatility is 21.48%, down -0.69% on February 13, 2026
Value Category: Based on its current 3-month historical volatility, SU falls into the low volatility category
1-Year High: SU 3-month volatility reached a 1-year high of 42.07% on May 7, 2025
1-Year Low: SU 3-month volatility reached a 1-year low of 17.46% on October 8, 2025

Performance

SU Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Feb 13, 26	21.48%	-0.7%	+1.1%	+1.7%	+7.5%	-7.8%	-34.7%	-56.0%
10-Day Volatility	Feb 13, 26	20.49%	-5.0%	-16.0%	-21.1%	+46.3%	-29.9%	-42.6%	-20.8%
1-Month Volatility	Feb 13, 26	22.88%	-5.7%	-8.3%	+0.2%	+13.6%	-6.8%	-30.1%	-35.2%
1-Year Volatility	Feb 13, 26	27.68%	+0.1%	+0.0%	-1.0%	0.0%	+9.7%	-35.6%	-63.4%
14-Day RSI	Feb 13, 26	74.83	+3.7%	-0.3%	+8.7%	+28.0%	+26.2%	+28.5%	+33.7%
Beta	Feb 13, 26	0.74	0.0%	-1.3%	+1.4%	+2.8%	+54.2%	-3.9%	-43.9%
ATR	Feb 13, 26	$1.33	-1.3%	+22.2%	+47.2%	+69.9%	+32.0%	+31.2%	+104.5%
Price	Feb 13, 26	$55.99	+1.6%	+16.3%	+28.4%	+26.2%	+40.1%	+63.4%	+210.5%
200-Day SMA	Feb 13, 26	$41.71	+0.2%	+4.8%	+8.3%	+5.6%	+8.0%	+24.4%	+159.3%
50-Day SMA	Feb 13, 26	$47.91	+0.5%	+9.1%	+16.7%	+11.8%	+26.5%	+49.9%	+171.2%

3-Month Volatility History

Date	Value	Change
Feb 13, 2026	21.48%	+7.2%
Dec 31, 2025	20.04%	-18.7%
Dec 31, 2024	24.64%	-22.8%
Dec 31, 2023	31.90%	-18.2%
Dec 31, 2022	39.02%	-7.4%
Dec 31, 2021	42.12%	-38.9%
Dec 31, 2020	68.90%	+237.1%
Dec 31, 2019	20.44%	-37.5%
Dec 31, 2018	32.70%	+121.7%
Dec 31, 2017	14.75%	-44.3%
Dec 31, 2016	26.49%	-9.3%
Dec 31, 2015	29.20%	-32.0%
Dec 31, 2014	42.93%	+119.7%
Dec 31, 2013	19.54%	-9.4%
Dec 31, 2012	21.56%	-58.3%
Dec 31, 2011	51.74%	+58.5%
Dec 31, 2010	32.64%	-16.4%
Dec 31, 2009	39.06%	-69.5%
Dec 31, 2008	127.99%	+292.4%
Dec 31, 2007	32.62%	+1.7%
Dec 31, 2006	32.06%	-30.2%
Dec 31, 2005	45.93%	+46.2%
Dec 31, 2004	31.42%	+75.8%
Dec 31, 2003	17.87%	-43.3%

Date	Value	Change
Dec 31, 2002	31.49%	+2.2%
Dec 31, 2001	30.82%	-19.3%
Dec 31, 2000	38.18%	+17.3%
Dec 31, 1999	32.54%	+8.6%
Dec 31, 1998	29.97%	-2.5%
Dec 31, 1997	30.73%	-1.4%
Dec 31, 1996	31.17%	+85.8%
Dec 31, 1995	16.78%	+28.8%
Dec 31, 1994	13.03%	-99.8%
Dec 31, 1993	6,978.01%	>+9,900.0%
Dec 31, 1992	0.00%	-100.0%
Dec 31, 1991	149.66%	+41.4%
Dec 31, 1990	105.81%	+19.8%
Dec 31, 1989	88.29%	-25.2%
Dec 31, 1988	118.02%	-17.8%
Dec 31, 1987	143.54%	+123.1%
Dec 31, 1986	64.34%	-34.2%
Dec 31, 1985	97.83%	+18.9%
Dec 31, 1984	82.29%	+38.3%
Dec 31, 1983	59.48%	-31.9%
Dec 31, 1982	87.34%	-9.1%
Dec 31, 1981	96.12%	+10.4%
Dec 31, 1980	87.05%	-

FAQ

What is the current 3-month volatility of SU?
As of today, SU 3-month volatility is 21.48%
What 3-month volatility category does SU fall into?
Based on its current 3-month historical volatility, SU falls into the low volatility category
What is SU 3-month volatility 1-year high?
SU 3-month volatility reached a 1-year high of 42.07% on May 7, 2025
What is SU 3-month volatility 1-year low?
SU 3-month volatility reached a 1-year low of 17.46% on October 8, 2025

1-Year

27.68%

February 13, 2026

Summary

Current Value: As of today, SU 1-year volatility is 27.68%, up +0.11% on February 13, 2026
Value Category: Based on its current 1-year historical volatility, SU falls into the moderate volatility category
1-Year High: SU 1-year volatility reached a 1-year high of 30.74% on May 16, 2025
1-Year Low: SU 1-year volatility reached a 1-year low of 24.65% on February 21, 2025

Performance

SU Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Feb 13, 26	27.68%	+0.1%	+0.0%	-1.0%	0.0%	+9.7%	-35.6%	-63.4%
10-Day Volatility	Feb 13, 26	20.49%	-5.0%	-16.0%	-21.1%	+46.3%	-29.9%	-42.6%	-20.8%
1-Month Volatility	Feb 13, 26	22.88%	-5.7%	-8.3%	+0.2%	+13.6%	-6.8%	-30.1%	-35.2%
3-Month Volatility	Feb 13, 26	21.48%	-0.7%	+1.1%	+1.7%	+7.5%	-7.8%	-34.7%	-56.0%
1-Year Volatility	Feb 13, 26	27.68%	+0.1%	+0.0%	-1.0%	0.0%	+9.7%	-35.6%	-63.4%
14-Day RSI	Feb 13, 26	74.83	+3.7%	-0.3%	+8.7%	+28.0%	+26.2%	+28.5%	+33.7%
Beta	Feb 13, 26	0.74	0.0%	-1.3%	+1.4%	+2.8%	+54.2%	-3.9%	-43.9%
ATR	Feb 13, 26	$1.33	-1.3%	+22.2%	+47.2%	+69.9%	+32.0%	+31.2%	+104.5%
Price	Feb 13, 26	$55.99	+1.6%	+16.3%	+28.4%	+26.2%	+40.1%	+63.4%	+210.5%
200-Day SMA	Feb 13, 26	$41.71	+0.2%	+4.8%	+8.3%	+5.6%	+8.0%	+24.4%	+159.3%
50-Day SMA	Feb 13, 26	$47.91	+0.5%	+9.1%	+16.7%	+11.8%	+26.5%	+49.9%	+171.2%

1-Year Volatility History

Date	Value	Change
Feb 13, 2026	27.68%	0.0%
Dec 31, 2025	27.68%	+9.7%
Dec 31, 2024	25.23%	-16.9%
Dec 31, 2023	30.36%	-30.0%
Dec 31, 2022	43.39%	+9.4%
Dec 31, 2021	39.66%	-46.8%
Dec 31, 2020	74.51%	+245.8%
Dec 31, 2019	21.55%	-19.0%
Dec 31, 2018	26.60%	+40.4%
Dec 31, 2017	18.94%	-43.2%
Dec 31, 2016	33.33%	+7.7%
Dec 31, 2015	30.95%	+14.6%
Dec 31, 2014	27.01%	+19.6%
Dec 31, 2013	22.59%	-24.1%
Dec 31, 2012	29.75%	-29.9%
Dec 31, 2011	42.41%	+26.0%
Dec 31, 2010	33.67%	-47.3%
Dec 31, 2009	63.91%	-18.1%
Dec 31, 2008	78.01%	+168.3%
Dec 31, 2007	29.08%	-20.4%
Dec 31, 2006	36.52%	-2.5%
Dec 31, 2005	37.46%	+21.4%
Dec 31, 2004	30.86%	+44.9%
Dec 31, 2003	21.30%	-33.2%

Date	Value	Change
Dec 31, 2002	31.89%	+7.9%
Dec 31, 2001	29.56%	-24.3%
Dec 31, 2000	39.06%	+22.8%
Dec 31, 1999	31.81%	+8.6%
Dec 31, 1998	29.29%	-13.6%
Dec 31, 1997	33.89%	+78.1%
Dec 31, 1996	19.03%	+8.2%
Dec 31, 1995	17.59%	-5.4%
Dec 31, 1994	18.59%	-99.5%
Dec 31, 1993	3,509.66%	>+9,900.0%
Dec 31, 1992	0.00%	-100.0%
Dec 31, 1991	118.86%	+20.1%
Dec 31, 1990	98.94%	+13.7%
Dec 31, 1989	87.00%	-5.8%
Dec 31, 1988	92.32%	-18.2%
Dec 31, 1987	112.84%	+57.6%
Dec 31, 1986	71.61%	-11.7%
Dec 31, 1985	81.13%	-0.5%
Dec 31, 1984	81.53%	+25.2%
Dec 31, 1983	65.10%	-78.6%
Dec 31, 1982	303.60%	+263.9%
Dec 31, 1981	83.43%	-8.6%
Dec 31, 1980	91.27%	-

FAQ

What is the current 1-year volatility of SU?
As of today, SU 1-year volatility is 27.68%
What 1-year volatility category does SU fall into?
Based on its current 1-year historical volatility, SU falls into the moderate volatility category
What is SU 1-year volatility 1-year high?
SU 1-year volatility reached a 1-year high of 30.74% on May 16, 2025
What is SU 1-year volatility 1-year low?
SU 1-year volatility reached a 1-year low of 24.65% on February 21, 2025

Data Sources & References

SU Official Website www.suncor.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/311337/000110465926009841/0001104659-26-009841-index.htm
SU Profile on Yahoo Finance finance.yahoo.com/quote/SU
SU Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/su