What is the current 10-day volatility of GIB?

As of today, GIB 10-day volatility is 14.63%

What 10-day volatility category does GIB fall into?

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

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

GIB 10-day volatility reached a 1-year high of 60.81% on May 12, 2026

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

GIB 10-day volatility reached a 1-year low of 7.27% on December 24, 2025

What is the current 1-month volatility of GIB?

As of today, GIB 1-month volatility is 29.39%

What 1-month volatility category does GIB fall into?

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

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

GIB 1-month volatility reached a 1-year high of 49.38% on May 12, 2026

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

GIB 1-month volatility reached a 1-year low of 11.65% on January 5, 2026

What is the current 3-month volatility of GIB?

As of today, GIB 3-month volatility is 30.40%

What 3-month volatility category does GIB fall into?

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

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

GIB 3-month volatility reached a 1-year high of 40.40% on July 28, 2026

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

GIB 3-month volatility reached a 1-year low of 19.16% on October 7, 2025

What is the current 1-year volatility of GIB?

As of today, GIB 1-year volatility is 31.49%

What 1-year volatility category does GIB fall into?

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

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

GIB 1-year volatility reached a 1-year high of 31.83% on September 18, 2026

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

GIB 1-year volatility reached a 1-year low of 21.22% on October 9, 2025

CGI Inc. (GIB) Stock Volatility History & Chart Since 1998

10-Day

14.63%

September 28, 2026

Summary

Current Value: As of today, GIB 10-day volatility is 14.63%, down -46.47% on September 28, 2026
Value Category: Based on its current 10-day historical volatility, GIB falls into the very low volatility category
1-Year High: GIB 10-day volatility reached a 1-year high of 60.81% on May 12, 2026
1-Year Low: GIB 10-day volatility reached a 1-year low of 7.27% on December 24, 2025

10-Day Volatility Chart

Performance

GIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 28, 26	14.63%	-46.5%	-33.1%	-68.3%	+35.1%	-42.4%	-11.8%	-48.4%
1-Month Volatility	Sep 28, 26	29.39%	+0.0%	+12.6%	-26.9%	+122.8%	+27.8%	+88.3%	+20.8%
3-Month Volatility	Sep 28, 26	30.40%	-2.0%	-9.3%	-22.2%	+37.3%	+54.8%	+58.6%	+59.3%
1-Year Volatility	Sep 28, 26	31.49%	+0.2%	+1.5%	+7.7%	+40.8%	+47.9%	+48.7%	+43.9%
14-Day RSI	Sep 28, 26	36.95	-0.5%	-36.1%	-43.7%	-35.0%	-14.4%	+2.3%	-3.2%
Beta	Sep 28, 26	0.27	-3.6%	+17.4%	-22.9%	-50.0%	-51.8%	-67.5%	-72.5%
ATR	Sep 28, 26	$1.65	-1.7%	-10.5%	-29.3%	+11.7%	-6.6%	-0.2%	+1.0%
Price	Sep 28, 26	$67.71	-0.1%	-9.4%	+5.0%	-26.6%	-23.2%	-31.4%	-21.8%
200-Day SMA	Sep 28, 26	$74.38	-0.1%	-2.3%	-7.3%	-23.5%	-28.8%	-23.4%	-13.0%
50-Day SMA	Sep 28, 26	$71.85	-0.0%	+3.2%	+6.5%	-19.4%	-24.9%	-29.2%	-20.1%
20-Day SMA	Sep 28, 26	$70.86	-0.5%	-4.4%	+7.5%	-22.9%	-24.3%	-30.5%	-21.5%

10-Day Volatility History

Date	Value	Change
Sep 28, 2026	14.63%	+35.1%
Dec 31, 2025	10.83%	-39.3%
Dec 31, 2024	17.84%	+28.8%
Dec 31, 2023	13.85%	-13.6%
Dec 31, 2022	16.03%	+19.1%
Dec 31, 2021	13.46%	-26.4%
Dec 31, 2020	18.29%	+115.7%
Dec 31, 2019	8.48%	-73.2%
Dec 31, 2018	31.70%	+145.5%
Dec 31, 2017	12.91%	-45.1%
Dec 31, 2016	23.50%	+8.9%
Dec 31, 2015	21.57%	+1.5%
Dec 31, 2014	21.25%	-34.3%
Dec 31, 2013	32.34%	+29.7%
Dec 31, 2012	24.93%	+28.0%

Date	Value	Change
Dec 31, 2011	19.47%	+21.5%
Dec 31, 2010	16.03%	-34.2%
Dec 31, 2009	24.36%	-48.1%
Dec 31, 2008	46.97%	+44.3%
Dec 31, 2007	32.54%	+94.4%
Dec 31, 2006	16.74%	-59.6%
Dec 31, 2005	41.45%	+108.7%
Dec 31, 2004	19.86%	+6.1%
Dec 31, 2003	18.72%	-43.4%
Dec 31, 2002	33.10%	-40.6%
Dec 31, 2001	55.68%	-47.2%
Dec 31, 2000	105.43%	-23.6%
Dec 31, 1999	137.94%	+392.6%
Dec 31, 1998	28.00%	-

FAQ

What is the current 10-day volatility of GIB?: As of today, GIB 10-day volatility is 14.63%
What 10-day volatility category does GIB fall into?: Based on its current 10-day historical volatility, GIB falls into the very low volatility category
What is GIB 10-day volatility 1-year high?: GIB 10-day volatility reached a 1-year high of 60.81% on May 12, 2026
What is GIB 10-day volatility 1-year low?: GIB 10-day volatility reached a 1-year low of 7.27% on December 24, 2025

1-Month

29.39%

September 28, 2026

Summary

Current Value: As of today, GIB 1-month volatility is 29.39%, up +0.03% on September 28, 2026
Value Category: Based on its current 1-month historical volatility, GIB falls into the moderate volatility category
1-Year High: GIB 1-month volatility reached a 1-year high of 49.38% on May 12, 2026
1-Year Low: GIB 1-month volatility reached a 1-year low of 11.65% on January 5, 2026

Performance

GIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 28, 26	29.39%	+0.0%	+12.6%	-26.9%	+122.8%	+27.8%	+88.3%	+20.8%
10-Day Volatility	Sep 28, 26	14.63%	-46.5%	-33.1%	-68.3%	+35.1%	-42.4%	-11.8%	-48.4%
3-Month Volatility	Sep 28, 26	30.40%	-2.0%	-9.3%	-22.2%	+37.3%	+54.8%	+58.6%	+59.3%
1-Year Volatility	Sep 28, 26	31.49%	+0.2%	+1.5%	+7.7%	+40.8%	+47.9%	+48.7%	+43.9%
14-Day RSI	Sep 28, 26	36.95	-0.5%	-36.1%	-43.7%	-35.0%	-14.4%	+2.3%	-3.2%
Beta	Sep 28, 26	0.27	-3.6%	+17.4%	-22.9%	-50.0%	-51.8%	-67.5%	-72.5%
ATR	Sep 28, 26	$1.65	-1.7%	-10.5%	-29.3%	+11.7%	-6.6%	-0.2%	+1.0%
Price	Sep 28, 26	$67.71	-0.1%	-9.4%	+5.0%	-26.6%	-23.2%	-31.4%	-21.8%
200-Day SMA	Sep 28, 26	$74.38	-0.1%	-2.3%	-7.3%	-23.5%	-28.8%	-23.4%	-13.0%
50-Day SMA	Sep 28, 26	$71.85	-0.0%	+3.2%	+6.5%	-19.4%	-24.9%	-29.2%	-20.1%
20-Day SMA	Sep 28, 26	$70.86	-0.5%	-4.4%	+7.5%	-22.9%	-24.3%	-30.5%	-21.5%

1-Month Volatility History

Date	Value	Change
Sep 28, 2026	29.39%	+126.4%
Dec 31, 2025	12.98%	-22.7%
Dec 31, 2024	16.79%	+48.8%
Dec 31, 2023	11.28%	-42.5%
Dec 31, 2022	19.61%	-10.7%
Dec 31, 2021	21.97%	+4.1%
Dec 31, 2020	21.10%	+174.0%
Dec 31, 2019	7.70%	-69.5%
Dec 31, 2018	25.26%	+140.1%
Dec 31, 2017	10.52%	-56.3%
Dec 31, 2016	24.10%	-5.8%
Dec 31, 2015	25.58%	+8.3%
Dec 31, 2014	23.61%	-23.8%
Dec 31, 2013	30.99%	+50.1%
Dec 31, 2012	20.64%	-17.3%

Date	Value	Change
Dec 31, 2011	24.97%	+46.4%
Dec 31, 2010	17.06%	-43.4%
Dec 31, 2009	30.15%	-43.5%
Dec 31, 2008	53.41%	+62.7%
Dec 31, 2007	32.83%	+56.9%
Dec 31, 2006	20.92%	-30.1%
Dec 31, 2005	29.93%	+51.4%
Dec 31, 2004	19.77%	-15.0%
Dec 31, 2003	23.26%	-66.8%
Dec 31, 2002	70.11%	+58.1%
Dec 31, 2001	44.35%	-48.7%
Dec 31, 2000	86.52%	-16.7%
Dec 31, 1999	103.88%	+351.5%
Dec 31, 1998	23.01%	-

FAQ

What is the current 1-month volatility of GIB?: As of today, GIB 1-month volatility is 29.39%
What 1-month volatility category does GIB fall into?: Based on its current 1-month historical volatility, GIB falls into the moderate volatility category
What is GIB 1-month volatility 1-year high?: GIB 1-month volatility reached a 1-year high of 49.38% on May 12, 2026
What is GIB 1-month volatility 1-year low?: GIB 1-month volatility reached a 1-year low of 11.65% on January 5, 2026

3-Month

30.40%

September 28, 2026

Summary

Current Value: As of today, GIB 3-month volatility is 30.40%, down -2.03% on September 28, 2026
Value Category: Based on its current 3-month historical volatility, GIB falls into the moderate volatility category
1-Year High: GIB 3-month volatility reached a 1-year high of 40.40% on July 28, 2026
1-Year Low: GIB 3-month volatility reached a 1-year low of 19.16% on October 7, 2025

Performance

GIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 28, 26	30.40%	-2.0%	-9.3%	-22.2%	+37.3%	+54.8%	+58.6%	+59.3%
10-Day Volatility	Sep 28, 26	14.63%	-46.5%	-33.1%	-68.3%	+35.1%	-42.4%	-11.8%	-48.4%
1-Month Volatility	Sep 28, 26	29.39%	+0.0%	+12.6%	-26.9%	+122.8%	+27.8%	+88.3%	+20.8%
1-Year Volatility	Sep 28, 26	31.49%	+0.2%	+1.5%	+7.7%	+40.8%	+47.9%	+48.7%	+43.9%
14-Day RSI	Sep 28, 26	36.95	-0.5%	-36.1%	-43.7%	-35.0%	-14.4%	+2.3%	-3.2%
Beta	Sep 28, 26	0.27	-3.6%	+17.4%	-22.9%	-50.0%	-51.8%	-67.5%	-72.5%
ATR	Sep 28, 26	$1.65	-1.7%	-10.5%	-29.3%	+11.7%	-6.6%	-0.2%	+1.0%
Price	Sep 28, 26	$67.71	-0.1%	-9.4%	+5.0%	-26.6%	-23.2%	-31.4%	-21.8%
200-Day SMA	Sep 28, 26	$74.38	-0.1%	-2.3%	-7.3%	-23.5%	-28.8%	-23.4%	-13.0%
50-Day SMA	Sep 28, 26	$71.85	-0.0%	+3.2%	+6.5%	-19.4%	-24.9%	-29.2%	-20.1%
20-Day SMA	Sep 28, 26	$70.86	-0.5%	-4.4%	+7.5%	-22.9%	-24.3%	-30.5%	-21.5%

3-Month Volatility History

Date	Value	Change
Sep 28, 2026	30.26%	+37.3%
Dec 31, 2025	22.04%	+27.4%
Dec 31, 2024	17.30%	+2.3%
Dec 31, 2023	16.91%	-39.1%
Dec 31, 2022	27.76%	+35.7%
Dec 31, 2021	20.45%	-29.6%
Dec 31, 2020	29.03%	+136.6%
Dec 31, 2019	12.27%	-52.8%
Dec 31, 2018	26.02%	+113.3%
Dec 31, 2017	12.20%	-44.9%
Dec 31, 2016	22.14%	-13.5%
Dec 31, 2015	25.59%	+21.7%
Dec 31, 2014	21.03%	-22.9%
Dec 31, 2013	27.27%	+18.4%
Dec 31, 2012	23.03%	-29.2%

Date	Value	Change
Dec 31, 2011	32.53%	+17.2%
Dec 31, 2010	27.75%	-7.9%
Dec 31, 2009	30.14%	-51.7%
Dec 31, 2008	62.42%	+85.0%
Dec 31, 2007	33.74%	+38.3%
Dec 31, 2006	24.39%	-8.5%
Dec 31, 2005	26.65%	+0.9%
Dec 31, 2004	26.42%	+22.0%
Dec 31, 2003	21.66%	-60.8%
Dec 31, 2002	55.29%	+28.6%
Dec 31, 2001	43.01%	-48.0%
Dec 31, 2000	82.78%	+13.2%
Dec 31, 1999	73.15%	+37.2%
Dec 31, 1998	53.32%	-

FAQ

What is the current 3-month volatility of GIB?: As of today, GIB 3-month volatility is 30.40%
What 3-month volatility category does GIB fall into?: Based on its current 3-month historical volatility, GIB falls into the moderate volatility category
What is GIB 3-month volatility 1-year high?: GIB 3-month volatility reached a 1-year high of 40.40% on July 28, 2026
What is GIB 3-month volatility 1-year low?: GIB 3-month volatility reached a 1-year low of 19.16% on October 7, 2025

1-Year

31.49%

September 28, 2026

Summary

Current Value: As of today, GIB 1-year volatility is 31.49%, up +0.16% on September 28, 2026
Value Category: Based on its current 1-year historical volatility, GIB falls into the moderate volatility category
1-Year High: GIB 1-year volatility reached a 1-year high of 31.83% on September 18, 2026
1-Year Low: GIB 1-year volatility reached a 1-year low of 21.22% on October 9, 2025

Performance

GIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 28, 26	31.49%	+0.2%	+1.5%	+7.7%	+40.8%	+47.9%	+48.7%	+43.9%
10-Day Volatility	Sep 28, 26	14.63%	-46.5%	-33.1%	-68.3%	+35.1%	-42.4%	-11.8%	-48.4%
1-Month Volatility	Sep 28, 26	29.39%	+0.0%	+12.6%	-26.9%	+122.8%	+27.8%	+88.3%	+20.8%
3-Month Volatility	Sep 28, 26	30.40%	-2.0%	-9.3%	-22.2%	+37.3%	+54.8%	+58.6%	+59.3%
1-Year Volatility	Sep 28, 26	31.49%	+0.2%	+1.5%	+7.7%	+40.8%	+47.9%	+48.7%	+43.9%
14-Day RSI	Sep 28, 26	36.95	-0.5%	-36.1%	-43.7%	-35.0%	-14.4%	+2.3%	-3.2%
Beta	Sep 28, 26	0.27	-3.6%	+17.4%	-22.9%	-50.0%	-51.8%	-67.5%	-72.5%
ATR	Sep 28, 26	$1.65	-1.7%	-10.5%	-29.3%	+11.7%	-6.6%	-0.2%	+1.0%
Price	Sep 28, 26	$67.71	-0.1%	-9.4%	+5.0%	-26.6%	-23.2%	-31.4%	-21.8%
200-Day SMA	Sep 28, 26	$74.38	-0.1%	-2.3%	-7.3%	-23.5%	-28.8%	-23.4%	-13.0%
50-Day SMA	Sep 28, 26	$71.85	-0.0%	+3.2%	+6.5%	-19.4%	-24.9%	-29.2%	-20.1%
20-Day SMA	Sep 28, 26	$70.86	-0.5%	-4.4%	+7.5%	-22.9%	-24.3%	-30.5%	-21.5%

1-Year Volatility History

Date	Value	Change
Sep 28, 2026	31.44%	+40.5%
Dec 31, 2025	22.37%	+16.3%
Dec 31, 2024	19.24%	+7.1%
Dec 31, 2023	17.97%	-29.2%
Dec 31, 2022	25.38%	+31.8%
Dec 31, 2021	19.26%	-47.1%
Dec 31, 2020	36.38%	+169.5%
Dec 31, 2019	13.50%	-25.7%
Dec 31, 2018	18.17%	+28.8%
Dec 31, 2017	14.11%	-42.1%
Dec 31, 2016	24.39%	-2.4%
Dec 31, 2015	24.98%	+8.3%
Dec 31, 2014	23.07%	-31.9%
Dec 31, 2013	33.88%	+22.3%
Dec 31, 2012	27.70%	-13.5%

Date	Value	Change
Dec 31, 2011	32.01%	+14.0%
Dec 31, 2010	28.09%	-19.1%
Dec 31, 2009	34.74%	-21.4%
Dec 31, 2008	44.22%	+35.6%
Dec 31, 2007	32.62%	+23.4%
Dec 31, 2006	26.43%	+1.4%
Dec 31, 2005	26.07%	+3.6%
Dec 31, 2004	25.16%	-14.7%
Dec 31, 2003	29.50%	-47.3%
Dec 31, 2002	55.99%	-8.6%
Dec 31, 2001	61.23%	-25.8%
Dec 31, 2000	82.56%	+56.2%
Dec 31, 1999	52.87%	-0.8%
Dec 31, 1998	53.32%	-

FAQ

What is the current 1-year volatility of GIB?: As of today, GIB 1-year volatility is 31.49%
What 1-year volatility category does GIB fall into?: Based on its current 1-year historical volatility, GIB falls into the moderate volatility category
What is GIB 1-year volatility 1-year high?: GIB 1-year volatility reached a 1-year high of 31.83% on September 18, 2026
What is GIB 1-year volatility 1-year low?: GIB 1-year volatility reached a 1-year low of 21.22% on October 9, 2025

Data Sources & References

GIB Official Website www.cgi.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1061574/000119312525322911/0001193125-25-322911-index.htm
GIB Profile on Yahoo Finance finance.yahoo.com/quote/GIB
GIB Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/gib