What is the current 10-day volatility of GNRC?

As of today, GNRC 10-day volatility is 43.77%

What 10-day volatility category does GNRC fall into?

Based on its current 10-day historical volatility, GNRC falls into the high volatility category

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

GNRC 10-day volatility reached a 1-year high of 97.75% on February 19, 2026

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

GNRC 10-day volatility reached a 1-year low of 20.69% on May 13, 2026

What is the current 1-month volatility of GNRC?

As of today, GNRC 1-month volatility is 42.07%

What 1-month volatility category does GNRC fall into?

Based on its current 1-month historical volatility, GNRC falls into the high volatility category

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

GNRC 1-month volatility reached a 1-year high of 81.45% on July 7, 2026

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

GNRC 1-month volatility reached a 1-year low of 25.57% on September 19, 2025

What is the current 3-month volatility of GNRC?

As of today, GNRC 3-month volatility is 58.04%

What 3-month volatility category does GNRC fall into?

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

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

GNRC 3-month volatility reached a 1-year high of 67.72% on July 7, 2026

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

GNRC 3-month volatility reached a 1-year low of 41.20% on October 31, 2025

What is the current 1-year volatility of GNRC?

As of today, GNRC 1-year volatility is 54.68%

What 1-year volatility category does GNRC fall into?

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

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

GNRC 1-year volatility reached a 1-year high of 57.13% on July 24, 2026

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

GNRC 1-year volatility reached a 1-year low of 42.74% on October 13, 2025

GNRC Stock Volatility History & Chart Since 2010

10-Day

43.77%

September 3, 2026

Summary

Current Value: As of today, GNRC 10-day volatility is 43.77%, up +4.96% on September 3, 2026
Value Category: Based on its current 10-day historical volatility, GNRC falls into the high volatility category
1-Year High: GNRC 10-day volatility reached a 1-year high of 97.75% on February 19, 2026
1-Year Low: GNRC 10-day volatility reached a 1-year low of 20.69% on May 13, 2026

10-Day Volatility Chart

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 3, 26	43.77%	+5.0%	-22.6%	-24.8%	+1.8%	+60.1%	+53.7%	+83.6%
1-Month Volatility	Sep 3, 26	42.07%	-19.1%	-18.3%	-16.0%	-4.7%	+52.5%	+22.4%	+40.2%
3-Month Volatility	Sep 3, 26	58.04%	+0.8%	-4.1%	+5.9%	+20.8%	+16.6%	-14.8%	+86.1%
1-Year Volatility	Sep 3, 26	54.68%	+0.1%	+1.6%	+4.5%	+16.6%	+27.3%	-17.1%	+25.5%
14-Day RSI	Sep 3, 26	32.95	+7.9%	-31.1%	-45.4%	-3.2%	-25.2%	-31.6%	-51.7%
Beta	Sep 3, 26	2.00	-0.5%	+1.0%	+14.9%	+53.9%	+72.4%	+1.0%	+63.9%
ATR	Sep 3, 26	$9.22	-4.2%	-29.7%	-25.6%	+68.2%	+78.5%	+79.0%	-28.3%
Price	Sep 3, 26	$183.02	+1.3%	-16.3%	-34.2%	+34.2%	+2.7%	+53.9%	-59.7%
200-Day SMA	Sep 3, 26	$208.27	+0.1%	+1.7%	+8.5%	+36.9%	+40.1%	+80.6%	-36.1%
50-Day SMA	Sep 3, 26	$218.70	-0.9%	-11.9%	-7.9%	+39.3%	+27.6%	+67.7%	-48.4%
20-Day SMA	Sep 3, 26	$203.60	-0.7%	-4.6%	-24.2%	+35.2%	+6.3%	+79.4%	-51.7%

10-Day Volatility History

Date	Value	Change
Sep 4, 2026	43.77%	+1.8%
Dec 31, 2025	43.00%	+83.3%
Dec 31, 2024	23.46%	-16.4%
Dec 31, 2023	28.06%	-38.9%
Dec 31, 2022	45.94%	+92.3%
Dec 31, 2021	23.89%	-51.4%
Dec 31, 2020	49.14%	+520.5%
Dec 31, 2019	7.92%	-83.3%
Dec 31, 2018	47.31%	+233.9%

Date	Value	Change
Dec 31, 2017	14.17%	-25.5%
Dec 31, 2016	19.02%	-45.9%
Dec 31, 2015	35.16%	+33.0%
Dec 31, 2014	26.43%	+23.4%
Dec 31, 2013	21.41%	-24.3%
Dec 31, 2012	28.29%	-1.1%
Dec 31, 2011	28.60%	+119.3%
Dec 31, 2010	13.04%	-

FAQ

What is the current 10-day volatility of GNRC?: As of today, GNRC 10-day volatility is 43.77%
What 10-day volatility category does GNRC fall into?: Based on its current 10-day historical volatility, GNRC falls into the high volatility category
What is GNRC 10-day volatility 1-year high?: GNRC 10-day volatility reached a 1-year high of 97.75% on February 19, 2026
What is GNRC 10-day volatility 1-year low?: GNRC 10-day volatility reached a 1-year low of 20.69% on May 13, 2026

1-Month

42.07%

September 3, 2026

Summary

Current Value: As of today, GNRC 1-month volatility is 42.07%, down -19.07% on September 3, 2026
Value Category: Based on its current 1-month historical volatility, GNRC falls into the high volatility category
1-Year High: GNRC 1-month volatility reached a 1-year high of 81.45% on July 7, 2026
1-Year Low: GNRC 1-month volatility reached a 1-year low of 25.57% on September 19, 2025

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 3, 26	42.07%	-19.1%	-18.3%	-16.0%	-4.7%	+52.5%	+22.4%	+40.2%
10-Day Volatility	Sep 3, 26	43.77%	+5.0%	-22.6%	-24.8%	+1.8%	+60.1%	+53.7%	+83.6%
3-Month Volatility	Sep 3, 26	58.04%	+0.8%	-4.1%	+5.9%	+20.8%	+16.6%	-14.8%	+86.1%
1-Year Volatility	Sep 3, 26	54.68%	+0.1%	+1.6%	+4.5%	+16.6%	+27.3%	-17.1%	+25.5%
14-Day RSI	Sep 3, 26	32.95	+7.9%	-31.1%	-45.4%	-3.2%	-25.2%	-31.6%	-51.7%
Beta	Sep 3, 26	2.00	-0.5%	+1.0%	+14.9%	+53.9%	+72.4%	+1.0%	+63.9%
ATR	Sep 3, 26	$9.22	-4.2%	-29.7%	-25.6%	+68.2%	+78.5%	+79.0%	-28.3%
Price	Sep 3, 26	$183.02	+1.3%	-16.3%	-34.2%	+34.2%	+2.7%	+53.9%	-59.7%
200-Day SMA	Sep 3, 26	$208.27	+0.1%	+1.7%	+8.5%	+36.9%	+40.1%	+80.6%	-36.1%
50-Day SMA	Sep 3, 26	$218.70	-0.9%	-11.9%	-7.9%	+39.3%	+27.6%	+67.7%	-48.4%
20-Day SMA	Sep 3, 26	$203.60	-0.7%	-4.6%	-24.2%	+35.2%	+6.3%	+79.4%	-51.7%

1-Month Volatility History

Date	Value	Change
Sep 4, 2026	42.07%	-2.8%
Dec 31, 2025	43.29%	+88.8%
Dec 31, 2024	22.93%	-21.3%
Dec 31, 2023	29.13%	-45.6%
Dec 31, 2022	53.56%	+38.1%
Dec 31, 2021	38.79%	-6.0%
Dec 31, 2020	41.27%	+119.9%
Dec 31, 2019	18.77%	-58.1%
Dec 31, 2018	44.83%	+207.9%

Date	Value	Change
Dec 31, 2017	14.56%	-34.6%
Dec 31, 2016	22.28%	-26.1%
Dec 31, 2015	30.13%	+23.2%
Dec 31, 2014	24.46%	+15.1%
Dec 31, 2013	21.26%	-8.4%
Dec 31, 2012	23.21%	-33.7%
Dec 31, 2011	35.02%	+61.8%
Dec 31, 2010	21.65%	-

FAQ

What is the current 1-month volatility of GNRC?: As of today, GNRC 1-month volatility is 42.07%
What 1-month volatility category does GNRC fall into?: Based on its current 1-month historical volatility, GNRC falls into the high volatility category
What is GNRC 1-month volatility 1-year high?: GNRC 1-month volatility reached a 1-year high of 81.45% on July 7, 2026
What is GNRC 1-month volatility 1-year low?: GNRC 1-month volatility reached a 1-year low of 25.57% on September 19, 2025

3-Month

58.04%

September 3, 2026

Summary

Current Value: As of today, GNRC 3-month volatility is 58.04%, up +0.75% on September 3, 2026
Value Category: Based on its current 3-month historical volatility, GNRC falls into the high volatility category
1-Year High: GNRC 3-month volatility reached a 1-year high of 67.72% on July 7, 2026
1-Year Low: GNRC 3-month volatility reached a 1-year low of 41.20% on October 31, 2025

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 3, 26	58.04%	+0.8%	-4.1%	+5.9%	+20.8%	+16.6%	-14.8%	+86.1%
10-Day Volatility	Sep 3, 26	43.77%	+5.0%	-22.6%	-24.8%	+1.8%	+60.1%	+53.7%	+83.6%
1-Month Volatility	Sep 3, 26	42.07%	-19.1%	-18.3%	-16.0%	-4.7%	+52.5%	+22.4%	+40.2%
1-Year Volatility	Sep 3, 26	54.68%	+0.1%	+1.6%	+4.5%	+16.6%	+27.3%	-17.1%	+25.5%
14-Day RSI	Sep 3, 26	32.95	+7.9%	-31.1%	-45.4%	-3.2%	-25.2%	-31.6%	-51.7%
Beta	Sep 3, 26	2.00	-0.5%	+1.0%	+14.9%	+53.9%	+72.4%	+1.0%	+63.9%
ATR	Sep 3, 26	$9.22	-4.2%	-29.7%	-25.6%	+68.2%	+78.5%	+79.0%	-28.3%
Price	Sep 3, 26	$183.02	+1.3%	-16.3%	-34.2%	+34.2%	+2.7%	+53.9%	-59.7%
200-Day SMA	Sep 3, 26	$208.27	+0.1%	+1.7%	+8.5%	+36.9%	+40.1%	+80.6%	-36.1%
50-Day SMA	Sep 3, 26	$218.70	-0.9%	-11.9%	-7.9%	+39.3%	+27.6%	+67.7%	-48.4%
20-Day SMA	Sep 3, 26	$203.60	-0.7%	-4.6%	-24.2%	+35.2%	+6.3%	+79.4%	-51.7%

3-Month Volatility History

Date	Value	Change
Sep 4, 2026	58.04%	+21.7%
Dec 31, 2025	47.69%	+37.3%
Dec 31, 2024	34.74%	-24.1%
Dec 31, 2023	45.77%	-43.0%
Dec 31, 2022	80.31%	+113.0%
Dec 31, 2021	37.70%	+0.2%
Dec 31, 2020	37.61%	+17.8%
Dec 31, 2019	31.93%	-16.8%
Dec 31, 2018	38.37%	+74.6%

Date	Value	Change
Dec 31, 2017	21.98%	-24.1%
Dec 31, 2016	28.96%	-32.6%
Dec 31, 2015	42.99%	+45.0%
Dec 31, 2014	29.65%	-20.5%
Dec 31, 2013	37.30%	-40.5%
Dec 31, 2012	62.71%	+47.1%
Dec 31, 2011	42.64%	+35.6%
Dec 31, 2010	31.44%	-

FAQ

What is the current 3-month volatility of GNRC?: As of today, GNRC 3-month volatility is 58.04%
What 3-month volatility category does GNRC fall into?: Based on its current 3-month historical volatility, GNRC falls into the high volatility category
What is GNRC 3-month volatility 1-year high?: GNRC 3-month volatility reached a 1-year high of 67.72% on July 7, 2026
What is GNRC 3-month volatility 1-year low?: GNRC 3-month volatility reached a 1-year low of 41.20% on October 31, 2025

1-Year

54.68%

September 3, 2026

Summary

Current Value: As of today, GNRC 1-year volatility is 54.68%, up +0.05% on September 3, 2026
Value Category: Based on its current 1-year historical volatility, GNRC falls into the high volatility category
1-Year High: GNRC 1-year volatility reached a 1-year high of 57.13% on July 24, 2026
1-Year Low: GNRC 1-year volatility reached a 1-year low of 42.74% on October 13, 2025

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 3, 26	54.68%	+0.1%	+1.6%	+4.5%	+16.6%	+27.3%	-17.1%	+25.5%
10-Day Volatility	Sep 3, 26	43.77%	+5.0%	-22.6%	-24.8%	+1.8%	+60.1%	+53.7%	+83.6%
1-Month Volatility	Sep 3, 26	42.07%	-19.1%	-18.3%	-16.0%	-4.7%	+52.5%	+22.4%	+40.2%
3-Month Volatility	Sep 3, 26	58.04%	+0.8%	-4.1%	+5.9%	+20.8%	+16.6%	-14.8%	+86.1%
1-Year Volatility	Sep 3, 26	54.68%	+0.1%	+1.6%	+4.5%	+16.6%	+27.3%	-17.1%	+25.5%
14-Day RSI	Sep 3, 26	32.95	+7.9%	-31.1%	-45.4%	-3.2%	-25.2%	-31.6%	-51.7%
Beta	Sep 3, 26	2.00	-0.5%	+1.0%	+14.9%	+53.9%	+72.4%	+1.0%	+63.9%
ATR	Sep 3, 26	$9.22	-4.2%	-29.7%	-25.6%	+68.2%	+78.5%	+79.0%	-28.3%
Price	Sep 3, 26	$183.02	+1.3%	-16.3%	-34.2%	+34.2%	+2.7%	+53.9%	-59.7%
200-Day SMA	Sep 3, 26	$208.27	+0.1%	+1.7%	+8.5%	+36.9%	+40.1%	+80.6%	-36.1%
50-Day SMA	Sep 3, 26	$218.70	-0.9%	-11.9%	-7.9%	+39.3%	+27.6%	+67.7%	-48.4%
20-Day SMA	Sep 3, 26	$203.60	-0.7%	-4.6%	-24.2%	+35.2%	+6.3%	+79.4%	-51.7%

1-Year Volatility History

Date	Value	Change
Sep 4, 2026	54.68%	+16.6%
Dec 31, 2025	46.88%	+31.7%
Dec 31, 2024	35.60%	-35.3%
Dec 31, 2023	55.04%	-21.4%
Dec 31, 2022	70.02%	+60.1%
Dec 31, 2021	43.74%	-16.8%
Dec 31, 2020	52.60%	+91.2%
Dec 31, 2019	27.51%	-6.0%
Dec 31, 2018	29.28%	+15.7%

Date	Value	Change
Dec 31, 2017	25.30%	-32.2%
Dec 31, 2016	37.32%	+1.7%
Dec 31, 2015	36.69%	+8.6%
Dec 31, 2014	33.77%	+1.3%
Dec 31, 2013	33.33%	-35.7%
Dec 31, 2012	51.86%	+8.1%
Dec 31, 2011	47.97%	+19.3%
Dec 31, 2010	40.20%	-

FAQ

What is the current 1-year volatility of GNRC?: As of today, GNRC 1-year volatility is 54.68%
What 1-year volatility category does GNRC fall into?: Based on its current 1-year historical volatility, GNRC falls into the high volatility category
What is GNRC 1-year volatility 1-year high?: GNRC 1-year volatility reached a 1-year high of 57.13% on July 24, 2026
What is GNRC 1-year volatility 1-year low?: GNRC 1-year volatility reached a 1-year low of 42.74% on October 13, 2025

Data Sources & References

GNRC Official Website www.generac.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1474735/000143774926003700/0001437749-26-003700-index.htm
GNRC Profile on Yahoo Finance finance.yahoo.com/quote/GNRC
GNRC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/gnrc