What is the current 10-day volatility of GNRC?

As of today, GNRC 10-day volatility is 39.38%

What 10-day volatility category does GNRC fall into?

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

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

GNRC 10-day volatility reached a 1-year high of 104.40% on September 25, 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 73.12%

What 1-month volatility category does GNRC fall into?

Based on its current 1-month historical volatility, GNRC falls into the extreme 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 34.45% on January 20, 2026

What is the current 3-month volatility of GNRC?

As of today, GNRC 3-month volatility is 56.68%

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 57.48%

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 58.10% on September 18, 2026

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

GNRC 1-year volatility reached a 1-year low of 43.08% on October 17, 2025

GNRC Stock Volatility History & Chart Since 2010

10-Day

39.38%

October 13, 2026

Summary

Current Value: As of today, GNRC 10-day volatility is 39.38%, down -3.50% on October 13, 2026
Value Category: Based on its current 10-day historical volatility, GNRC falls into the moderate volatility category
1-Year High: GNRC 10-day volatility reached a 1-year high of 104.40% on September 25, 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	Oct 13, 26	39.38%	-3.5%	-5.1%	-39.3%	-8.4%	+8.0%	-7.5%	+24.5%
1-Month Volatility	Oct 13, 26	73.12%	-3.5%	+69.4%	+4.9%	+65.6%	+55.1%	+89.3%	+92.2%
3-Month Volatility	Oct 13, 26	56.68%	+0.4%	+5.3%	-15.0%	+17.9%	+5.5%	-3.7%	+74.0%
1-Year Volatility	Oct 13, 26	57.48%	-0.3%	+4.4%	+1.3%	+22.6%	+33.4%	-9.4%	+31.8%
14-Day RSI	Oct 13, 26	54.12	-6.1%	+56.7%	+49.5%	+59.0%	-10.5%	+43.8%	-3.0%
Beta	Oct 13, 26	2.15	0.0%	+6.4%	+10.8%	+65.4%	+82.2%	+5.9%	+83.8%
ATR	Oct 13, 26	$9.73	+1.3%	+13.1%	-31.5%	+77.6%	+61.8%	+155.8%	-36.5%
Price	Oct 14, 26	$198.40	-7.4%	+12.1%	-11.9%	+45.5%	+7.9%	+95.2%	-54.3%
200-Day SMA	Oct 13, 26	$215.31	+0.2%	+2.8%	+6.6%	+41.5%	+44.9%	+84.3%	-39.4%
50-Day SMA	Oct 13, 26	$204.03	+0.1%	-1.6%	-22.9%	+29.9%	+11.7%	+84.2%	-51.9%
20-Day SMA	Oct 13, 26	$209.89	+0.9%	+7.9%	-20.2%	+39.4%	+22.1%	+98.1%	-50.2%

10-Day Volatility History

Date	Value	Change
Oct 14, 2026	39.38%	-8.4%
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 39.38%
What 10-day volatility category does GNRC fall into?: Based on its current 10-day historical volatility, GNRC falls into the moderate volatility category
What is GNRC 10-day volatility 1-year high?: GNRC 10-day volatility reached a 1-year high of 104.40% on September 25, 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

73.12%

October 13, 2026

Summary

Current Value: As of today, GNRC 1-month volatility is 73.12%, down -3.52% on October 13, 2026
Value Category: Based on its current 1-month historical volatility, GNRC falls into the extreme 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 34.45% on January 20, 2026

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Oct 13, 26	73.12%	-3.5%	+69.4%	+4.9%	+65.6%	+55.1%	+89.3%	+92.2%
10-Day Volatility	Oct 13, 26	39.38%	-3.5%	-5.1%	-39.3%	-8.4%	+8.0%	-7.5%	+24.5%
3-Month Volatility	Oct 13, 26	56.68%	+0.4%	+5.3%	-15.0%	+17.9%	+5.5%	-3.7%	+74.0%
1-Year Volatility	Oct 13, 26	57.48%	-0.3%	+4.4%	+1.3%	+22.6%	+33.4%	-9.4%	+31.8%
14-Day RSI	Oct 13, 26	54.12	-6.1%	+56.7%	+49.5%	+59.0%	-10.5%	+43.8%	-3.0%
Beta	Oct 13, 26	2.15	0.0%	+6.4%	+10.8%	+65.4%	+82.2%	+5.9%	+83.8%
ATR	Oct 13, 26	$9.73	+1.3%	+13.1%	-31.5%	+77.6%	+61.8%	+155.8%	-36.5%
Price	Oct 14, 26	$198.40	-7.4%	+12.1%	-11.9%	+45.5%	+7.9%	+95.2%	-54.3%
200-Day SMA	Oct 13, 26	$215.31	+0.2%	+2.8%	+6.6%	+41.5%	+44.9%	+84.3%	-39.4%
50-Day SMA	Oct 13, 26	$204.03	+0.1%	-1.6%	-22.9%	+29.9%	+11.7%	+84.2%	-51.9%
20-Day SMA	Oct 13, 26	$209.89	+0.9%	+7.9%	-20.2%	+39.4%	+22.1%	+98.1%	-50.2%

1-Month Volatility History

Date	Value	Change
Oct 14, 2026	73.12%	+68.9%
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 73.12%
What 1-month volatility category does GNRC fall into?: Based on its current 1-month historical volatility, GNRC falls into the extreme 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 34.45% on January 20, 2026

3-Month

56.68%

October 13, 2026

Summary

Current Value: As of today, GNRC 3-month volatility is 56.68%, up +0.43% on October 13, 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	Oct 13, 26	56.68%	+0.4%	+5.3%	-15.0%	+17.9%	+5.5%	-3.7%	+74.0%
10-Day Volatility	Oct 13, 26	39.38%	-3.5%	-5.1%	-39.3%	-8.4%	+8.0%	-7.5%	+24.5%
1-Month Volatility	Oct 13, 26	73.12%	-3.5%	+69.4%	+4.9%	+65.6%	+55.1%	+89.3%	+92.2%
1-Year Volatility	Oct 13, 26	57.48%	-0.3%	+4.4%	+1.3%	+22.6%	+33.4%	-9.4%	+31.8%
14-Day RSI	Oct 13, 26	54.12	-6.1%	+56.7%	+49.5%	+59.0%	-10.5%	+43.8%	-3.0%
Beta	Oct 13, 26	2.15	0.0%	+6.4%	+10.8%	+65.4%	+82.2%	+5.9%	+83.8%
ATR	Oct 13, 26	$9.73	+1.3%	+13.1%	-31.5%	+77.6%	+61.8%	+155.8%	-36.5%
Price	Oct 14, 26	$198.40	-7.4%	+12.1%	-11.9%	+45.5%	+7.9%	+95.2%	-54.3%
200-Day SMA	Oct 13, 26	$215.31	+0.2%	+2.8%	+6.6%	+41.5%	+44.9%	+84.3%	-39.4%
50-Day SMA	Oct 13, 26	$204.03	+0.1%	-1.6%	-22.9%	+29.9%	+11.7%	+84.2%	-51.9%
20-Day SMA	Oct 13, 26	$209.89	+0.9%	+7.9%	-20.2%	+39.4%	+22.1%	+98.1%	-50.2%

3-Month Volatility History

Date	Value	Change
Oct 14, 2026	56.68%	+18.9%
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 56.68%
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

57.48%

October 13, 2026

Summary

Current Value: As of today, GNRC 1-year volatility is 57.48%, down -0.26% on October 13, 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 58.10% on September 18, 2026
1-Year Low: GNRC 1-year volatility reached a 1-year low of 43.08% on October 17, 2025

Performance

GNRC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Oct 13, 26	57.48%	-0.3%	+4.4%	+1.3%	+22.6%	+33.4%	-9.4%	+31.8%
10-Day Volatility	Oct 13, 26	39.38%	-3.5%	-5.1%	-39.3%	-8.4%	+8.0%	-7.5%	+24.5%
1-Month Volatility	Oct 13, 26	73.12%	-3.5%	+69.4%	+4.9%	+65.6%	+55.1%	+89.3%	+92.2%
3-Month Volatility	Oct 13, 26	56.68%	+0.4%	+5.3%	-15.0%	+17.9%	+5.5%	-3.7%	+74.0%
1-Year Volatility	Oct 13, 26	57.48%	-0.3%	+4.4%	+1.3%	+22.6%	+33.4%	-9.4%	+31.8%
14-Day RSI	Oct 13, 26	54.12	-6.1%	+56.7%	+49.5%	+59.0%	-10.5%	+43.8%	-3.0%
Beta	Oct 13, 26	2.15	0.0%	+6.4%	+10.8%	+65.4%	+82.2%	+5.9%	+83.8%
ATR	Oct 13, 26	$9.73	+1.3%	+13.1%	-31.5%	+77.6%	+61.8%	+155.8%	-36.5%
Price	Oct 14, 26	$198.40	-7.4%	+12.1%	-11.9%	+45.5%	+7.9%	+95.2%	-54.3%
200-Day SMA	Oct 13, 26	$215.31	+0.2%	+2.8%	+6.6%	+41.5%	+44.9%	+84.3%	-39.4%
50-Day SMA	Oct 13, 26	$204.03	+0.1%	-1.6%	-22.9%	+29.9%	+11.7%	+84.2%	-51.9%
20-Day SMA	Oct 13, 26	$209.89	+0.9%	+7.9%	-20.2%	+39.4%	+22.1%	+98.1%	-50.2%

1-Year Volatility History

Date	Value	Change
Oct 14, 2026	57.48%	+22.6%
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 57.48%
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 58.10% on September 18, 2026
What is GNRC 1-year volatility 1-year low?: GNRC 1-year volatility reached a 1-year low of 43.08% on October 17, 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