What is the current 10-day volatility of STN?

As of today, STN 10-day volatility is 23.25%

What 10-day volatility category does STN fall into?

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

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

STN 10-day volatility reached a 1-year high of 71.74% on February 26, 2026

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

STN 10-day volatility reached a 1-year low of 10.63% on August 25, 2026

What is the current 1-month volatility of STN?

As of today, STN 1-month volatility is 18.20%

What 1-month volatility category does STN fall into?

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

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

STN 1-month volatility reached a 1-year high of 55.08% on February 27, 2026

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

STN 1-month volatility reached a 1-year low of 15.99% on August 28, 2026

What is the current 3-month volatility of STN?

As of today, STN 3-month volatility is 25.32%

What 3-month volatility category does STN fall into?

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

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

STN 3-month volatility reached a 1-year high of 36.22% on May 8, 2026

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

STN 3-month volatility reached a 1-year low of 15.97% on September 9, 2025

What is the current 1-year volatility of STN?

As of today, STN 1-year volatility is 29.47%

What 1-year volatility category does STN fall into?

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

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

STN 1-year volatility reached a 1-year high of 29.59% on August 11, 2026

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

STN 1-year volatility reached a 1-year low of 25.27% on April 10, 2026

Stantec Inc. (STN) Stock Volatility History & Chart

10-Day

23.25%

September 4, 2026

Summary

Current Value: As of today, STN 10-day volatility is 23.25%, up +1.17% on September 4, 2026
Value Category: Based on its current 10-day historical volatility, STN falls into the low volatility category
1-Year High: STN 10-day volatility reached a 1-year high of 71.74% on February 26, 2026
1-Year Low: STN 10-day volatility reached a 1-year low of 10.63% on August 25, 2026

10-Day Volatility Chart

Performance

STN Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 4, 26	23.25%	+1.2%	-31.5%	-3.8%	+8.0%	+4.9%	+46.5%	+42.7%
1-Month Volatility	Sep 4, 26	18.20%	+1.8%	-35.8%	-59.5%	-0.3%	-7.9%	+4.8%	+19.8%
3-Month Volatility	Sep 4, 26	25.32%	-1.8%	-28.7%	-22.3%	+10.5%	+57.3%	+64.1%	+52.9%
1-Year Volatility	Sep 4, 26	29.47%	+0.1%	-0.4%	+6.0%	+9.7%	+14.3%	+22.5%	+45.5%
14-Day RSI	Sep 4, 26	52.14	+4.5%	-9.7%	+39.9%	+25.9%	-0.1%	-2.4%	-31.8%
Beta	Sep 4, 26	0.81	0.0%	-1.2%	-17.4%	+11.0%	+20.9%	0.0%	+37.3%
ATR	Sep 4, 26	$1.93	+1.1%	-4.0%	-24.2%	+16.4%	+3.8%	+52.0%	+154.3%
Price	Sep 4, 26	$73.52	+0.7%	+1.3%	-2.3%	-22.1%	-32.7%	+10.0%	+46.5%
200-Day SMA	Sep 4, 26	$84.76	-0.1%	-4.6%	-12.6%	-16.8%	-8.2%	+46.2%	+104.9%
50-Day SMA	Sep 4, 26	$71.46	+0.2%	+0.7%	-15.6%	-29.1%	-34.6%	+7.8%	+53.9%
20-Day SMA	Sep 4, 26	$73.88	0.0%	+6.2%	-5.4%	-22.1%	-31.8%	+11.3%	+54.8%

10-Day Volatility History

Date	Value	Change
Sep 4, 2026	23.25%	+8.0%
Dec 31, 2025	21.52%	+81.1%
Dec 31, 2024	11.88%	+29.0%
Dec 31, 2023	9.21%	-46.5%
Dec 31, 2022	17.23%	-12.8%
Dec 31, 2021	19.76%	+16.0%
Dec 31, 2020	17.04%	+82.8%
Dec 31, 2019	9.32%	-63.9%
Dec 31, 2018	25.79%	+149.4%
Dec 31, 2017	10.34%	-17.7%
Dec 31, 2016	12.57%	-31.4%

Date	Value	Change
Dec 31, 2015	18.32%	-31.7%
Dec 31, 2014	26.82%	+63.3%
Dec 31, 2013	16.42%	-49.1%
Dec 31, 2012	32.24%	+16.2%
Dec 31, 2011	27.75%	+23.0%
Dec 31, 2010	22.57%	-32.9%
Dec 31, 2009	33.63%	-41.7%
Dec 31, 2008	57.68%	+191.3%
Dec 31, 2007	19.80%	+8.5%
Dec 31, 2006	18.25%	-18.1%
Dec 31, 2005	22.29%	-

FAQ

What is the current 10-day volatility of STN?: As of today, STN 10-day volatility is 23.25%
What 10-day volatility category does STN fall into?: Based on its current 10-day historical volatility, STN falls into the low volatility category
What is STN 10-day volatility 1-year high?: STN 10-day volatility reached a 1-year high of 71.74% on February 26, 2026
What is STN 10-day volatility 1-year low?: STN 10-day volatility reached a 1-year low of 10.63% on August 25, 2026

1-Month

18.20%

September 4, 2026

Summary

Current Value: As of today, STN 1-month volatility is 18.20%, up +1.79% on September 4, 2026
Value Category: Based on its current 1-month historical volatility, STN falls into the low volatility category
1-Year High: STN 1-month volatility reached a 1-year high of 55.08% on February 27, 2026
1-Year Low: STN 1-month volatility reached a 1-year low of 15.99% on August 28, 2026

Performance

STN Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 4, 26	18.20%	+1.8%	-35.8%	-59.5%	-0.3%	-7.9%	+4.8%	+19.8%
10-Day Volatility	Sep 4, 26	23.25%	+1.2%	-31.5%	-3.8%	+8.0%	+4.9%	+46.5%	+42.7%
3-Month Volatility	Sep 4, 26	25.32%	-1.8%	-28.7%	-22.3%	+10.5%	+57.3%	+64.1%	+52.9%
1-Year Volatility	Sep 4, 26	29.47%	+0.1%	-0.4%	+6.0%	+9.7%	+14.3%	+22.5%	+45.5%
14-Day RSI	Sep 4, 26	52.14	+4.5%	-9.7%	+39.9%	+25.9%	-0.1%	-2.4%	-31.8%
Beta	Sep 4, 26	0.81	0.0%	-1.2%	-17.4%	+11.0%	+20.9%	0.0%	+37.3%
ATR	Sep 4, 26	$1.93	+1.1%	-4.0%	-24.2%	+16.4%	+3.8%	+52.0%	+154.3%
Price	Sep 4, 26	$73.52	+0.7%	+1.3%	-2.3%	-22.1%	-32.7%	+10.0%	+46.5%
200-Day SMA	Sep 4, 26	$84.76	-0.1%	-4.6%	-12.6%	-16.8%	-8.2%	+46.2%	+104.9%
50-Day SMA	Sep 4, 26	$71.46	+0.2%	+0.7%	-15.6%	-29.1%	-34.6%	+7.8%	+53.9%
20-Day SMA	Sep 4, 26	$73.88	0.0%	+6.2%	-5.4%	-22.1%	-31.8%	+11.3%	+54.8%

1-Month Volatility History

Date	Value	Change
Sep 4, 2026	17.54%	-4.4%
Dec 31, 2025	18.34%	+38.8%
Dec 31, 2024	13.21%	-16.7%
Dec 31, 2023	15.85%	-22.0%
Dec 31, 2022	20.32%	-9.1%
Dec 31, 2021	22.35%	-7.1%
Dec 31, 2020	24.06%	+111.4%
Dec 31, 2019	11.38%	-53.2%
Dec 31, 2018	24.34%	+133.4%
Dec 31, 2017	10.43%	-42.2%
Dec 31, 2016	18.03%	-14.0%

Date	Value	Change
Dec 31, 2015	20.96%	-36.3%
Dec 31, 2014	32.90%	+71.7%
Dec 31, 2013	19.16%	-29.0%
Dec 31, 2012	26.99%	+0.2%
Dec 31, 2011	26.94%	+47.5%
Dec 31, 2010	18.27%	-36.5%
Dec 31, 2009	28.75%	-59.3%
Dec 31, 2008	70.60%	+123.6%
Dec 31, 2007	31.58%	+40.9%
Dec 31, 2006	22.42%	+15.1%
Dec 31, 2005	19.48%	-

FAQ

What is the current 1-month volatility of STN?: As of today, STN 1-month volatility is 18.20%
What 1-month volatility category does STN fall into?: Based on its current 1-month historical volatility, STN falls into the low volatility category
What is STN 1-month volatility 1-year high?: STN 1-month volatility reached a 1-year high of 55.08% on February 27, 2026
What is STN 1-month volatility 1-year low?: STN 1-month volatility reached a 1-year low of 15.99% on August 28, 2026

3-Month

25.32%

September 4, 2026

Summary

Current Value: As of today, STN 3-month volatility is 25.32%, down -1.82% on September 4, 2026
Value Category: Based on its current 3-month historical volatility, STN falls into the moderate volatility category
1-Year High: STN 3-month volatility reached a 1-year high of 36.22% on May 8, 2026
1-Year Low: STN 3-month volatility reached a 1-year low of 15.97% on September 9, 2025

Performance

STN Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 4, 26	25.32%	-1.8%	-28.7%	-22.3%	+10.5%	+57.3%	+64.1%	+52.9%
10-Day Volatility	Sep 4, 26	23.25%	+1.2%	-31.5%	-3.8%	+8.0%	+4.9%	+46.5%	+42.7%
1-Month Volatility	Sep 4, 26	18.20%	+1.8%	-35.8%	-59.5%	-0.3%	-7.9%	+4.8%	+19.8%
1-Year Volatility	Sep 4, 26	29.47%	+0.1%	-0.4%	+6.0%	+9.7%	+14.3%	+22.5%	+45.5%
14-Day RSI	Sep 4, 26	52.14	+4.5%	-9.7%	+39.9%	+25.9%	-0.1%	-2.4%	-31.8%
Beta	Sep 4, 26	0.81	0.0%	-1.2%	-17.4%	+11.0%	+20.9%	0.0%	+37.3%
ATR	Sep 4, 26	$1.93	+1.1%	-4.0%	-24.2%	+16.4%	+3.8%	+52.0%	+154.3%
Price	Sep 4, 26	$73.52	+0.7%	+1.3%	-2.3%	-22.1%	-32.7%	+10.0%	+46.5%
200-Day SMA	Sep 4, 26	$84.76	-0.1%	-4.6%	-12.6%	-16.8%	-8.2%	+46.2%	+104.9%
50-Day SMA	Sep 4, 26	$71.46	+0.2%	+0.7%	-15.6%	-29.1%	-34.6%	+7.8%	+53.9%
20-Day SMA	Sep 4, 26	$73.88	0.0%	+6.2%	-5.4%	-22.1%	-31.8%	+11.3%	+54.8%

3-Month Volatility History

Date	Value	Change
Sep 4, 2026	25.39%	+10.9%
Dec 31, 2025	22.89%	+14.6%
Dec 31, 2024	19.98%	-27.9%
Dec 31, 2023	27.73%	-10.5%
Dec 31, 2022	31.00%	+21.0%
Dec 31, 2021	25.63%	+17.4%
Dec 31, 2020	21.83%	-38.5%
Dec 31, 2019	35.48%	+25.2%
Dec 31, 2018	28.33%	+84.6%
Dec 31, 2017	15.35%	-50.2%
Dec 31, 2016	30.84%	+31.2%

Date	Value	Change
Dec 31, 2015	23.50%	-12.1%
Dec 31, 2014	26.74%	-0.9%
Dec 31, 2013	26.97%	-11.8%
Dec 31, 2012	30.58%	-16.6%
Dec 31, 2011	36.66%	+65.4%
Dec 31, 2010	22.17%	-18.3%
Dec 31, 2009	27.13%	-74.8%
Dec 31, 2008	107.51%	+218.5%
Dec 31, 2007	33.75%	+27.5%
Dec 31, 2006	26.48%	+26.8%
Dec 31, 2005	20.88%	-

FAQ

What is the current 3-month volatility of STN?: As of today, STN 3-month volatility is 25.32%
What 3-month volatility category does STN fall into?: Based on its current 3-month historical volatility, STN falls into the moderate volatility category
What is STN 3-month volatility 1-year high?: STN 3-month volatility reached a 1-year high of 36.22% on May 8, 2026
What is STN 3-month volatility 1-year low?: STN 3-month volatility reached a 1-year low of 15.97% on September 9, 2025

1-Year

29.47%

September 4, 2026

Summary

Current Value: As of today, STN 1-year volatility is 29.47%, up +0.14% on September 4, 2026
Value Category: Based on its current 1-year historical volatility, STN falls into the moderate volatility category
1-Year High: STN 1-year volatility reached a 1-year high of 29.59% on August 11, 2026
1-Year Low: STN 1-year volatility reached a 1-year low of 25.27% on April 10, 2026

Performance

STN Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 4, 26	29.47%	+0.1%	-0.4%	+6.0%	+9.7%	+14.3%	+22.5%	+45.5%
10-Day Volatility	Sep 4, 26	23.25%	+1.2%	-31.5%	-3.8%	+8.0%	+4.9%	+46.5%	+42.7%
1-Month Volatility	Sep 4, 26	18.20%	+1.8%	-35.8%	-59.5%	-0.3%	-7.9%	+4.8%	+19.8%
3-Month Volatility	Sep 4, 26	25.32%	-1.8%	-28.7%	-22.3%	+10.5%	+57.3%	+64.1%	+52.9%
1-Year Volatility	Sep 4, 26	29.47%	+0.1%	-0.4%	+6.0%	+9.7%	+14.3%	+22.5%	+45.5%
14-Day RSI	Sep 4, 26	52.14	+4.5%	-9.7%	+39.9%	+25.9%	-0.1%	-2.4%	-31.8%
Beta	Sep 4, 26	0.81	0.0%	-1.2%	-17.4%	+11.0%	+20.9%	0.0%	+37.3%
ATR	Sep 4, 26	$1.93	+1.1%	-4.0%	-24.2%	+16.4%	+3.8%	+52.0%	+154.3%
Price	Sep 4, 26	$73.52	+0.7%	+1.3%	-2.3%	-22.1%	-32.7%	+10.0%	+46.5%
200-Day SMA	Sep 4, 26	$84.76	-0.1%	-4.6%	-12.6%	-16.8%	-8.2%	+46.2%	+104.9%
50-Day SMA	Sep 4, 26	$71.46	+0.2%	+0.7%	-15.6%	-29.1%	-34.6%	+7.8%	+53.9%
20-Day SMA	Sep 4, 26	$73.88	0.0%	+6.2%	-5.4%	-22.1%	-31.8%	+11.3%	+54.8%

1-Year Volatility History

Date	Value	Change
Sep 4, 2026	29.43%	+9.6%
Dec 31, 2025	26.86%	+31.7%
Dec 31, 2024	20.39%	-9.1%
Dec 31, 2023	22.43%	-17.7%
Dec 31, 2022	27.25%	+29.8%
Dec 31, 2021	21.00%	-39.9%
Dec 31, 2020	34.92%	+54.3%
Dec 31, 2019	22.63%	-1.2%
Dec 31, 2018	22.90%	+9.1%
Dec 31, 2017	20.99%	-34.6%
Dec 31, 2016	32.10%	+23.5%

Date	Value	Change
Dec 31, 2015	26.00%	+18.1%
Dec 31, 2014	22.01%	-5.5%
Dec 31, 2013	23.29%	-27.7%
Dec 31, 2012	32.20%	-5.5%
Dec 31, 2011	34.07%	+25.5%
Dec 31, 2010	27.14%	-43.0%
Dec 31, 2009	47.60%	-29.7%
Dec 31, 2008	67.72%	+121.1%
Dec 31, 2007	30.63%	+6.5%
Dec 31, 2006	28.76%	+27.4%
Dec 31, 2005	22.57%	-

FAQ

What is the current 1-year volatility of STN?: As of today, STN 1-year volatility is 29.47%
What 1-year volatility category does STN fall into?: Based on its current 1-year historical volatility, STN falls into the moderate volatility category
What is STN 1-year volatility 1-year high?: STN 1-year volatility reached a 1-year high of 29.59% on August 11, 2026
What is STN 1-year volatility 1-year low?: STN 1-year volatility reached a 1-year low of 25.27% on April 10, 2026

Data Sources & References

STN Official Website www.stantec.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1131383/000113138326000007/0001131383-26-000007-index.htm
STN Profile on Yahoo Finance finance.yahoo.com/quote/STN
STN Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/stn