What is the current 10-day volatility of PH?

As of today, PH 10-day volatility is 32.84%

What 10-day volatility category does PH fall into?

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

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

PH 10-day volatility reached a 1-year high of 45.44% on April 9, 2026

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

PH 10-day volatility reached a 1-year low of 9.55% on June 11, 2025

What is the current 1-month volatility of PH?

As of today, PH 1-month volatility is 31.22%

What 1-month volatility category does PH fall into?

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

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

PH 1-month volatility reached a 1-year high of 55.80% on May 8, 2025

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

PH 1-month volatility reached a 1-year low of 14.38% on July 31, 2025

What is the current 3-month volatility of PH?

As of today, PH 3-month volatility is 31.44%

What 3-month volatility category does PH fall into?

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

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

PH 3-month volatility reached a 1-year high of 51.55% on May 12, 2025

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

PH 3-month volatility reached a 1-year low of 18.22% on July 24, 2025

What is the current 1-year volatility of PH?

As of today, PH 1-year volatility is 24.70%

What 1-year volatility category does PH fall into?

Based on its current 1-year historical volatility, PH falls into the low volatility category

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

PH 1-year volatility reached a 1-year high of 35.01% on May 12, 2025

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

PH 1-year volatility reached a 1-year low of 23.88% on April 24, 2026

PH Stock Volatility History & Chart Since 1980

10-Day

32.84%

May 7, 2026

Summary

Current Value: As of today, PH 10-day volatility is 32.84%, down -7.57% on May 7, 2026
Value Category: Based on its current 10-day historical volatility, PH falls into the moderate volatility category
1-Year High: PH 10-day volatility reached a 1-year high of 45.44% on April 9, 2026
1-Year Low: PH 10-day volatility reached a 1-year low of 9.55% on June 11, 2025

10-Day Volatility Chart

Performance

PH Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	May 7, 26	32.84%	-7.6%	-27.5%	+42.4%	+160.2%	+96.3%	+9.0%	+172.3%
1-Month Volatility	May 7, 26	31.22%	-14.5%	-14.6%	+53.5%	+74.5%	-44.0%	+29.8%	+93.5%
3-Month Volatility	May 7, 26	31.44%	-0.3%	+10.4%	+60.1%	+26.2%	-38.0%	+3.8%	+40.0%
1-Year Volatility	May 7, 26	24.70%	-0.3%	-12.0%	-21.7%	-22.3%	-29.2%	-19.4%	-29.3%
14-Day RSI	May 7, 26	39.62	-6.9%	-33.5%	-0.9%	-29.3%	-38.1%	-32.8%	-30.3%
Beta	May 7, 26	1.01	0.0%	-12.2%	-21.1%	-22.3%	-27.3%	-7.3%	-21.1%
ATR	May 7, 26	$29.34	-1.4%	-1.6%	+46.5%	+110.5%	+27.7%	+243.1%	+331.0%
Price	May 7, 26	$886.85	-1.8%	-8.2%	-9.2%	+0.9%	+38.3%	+164.9%	+177.8%
200-Day SMA	May 7, 26	$855.97	+0.1%	+3.1%	+11.4%	+18.0%	+36.1%	+183.3%	+232.0%
50-Day SMA	May 7, 26	$937.17	-0.3%	-1.4%	+3.5%	+11.6%	+55.2%	+184.6%	+200.2%

10-Day Volatility History

Date	Value	Change
May 8, 2026	32.84%	+160.2%
Dec 31, 2025	12.62%	-38.5%
Dec 31, 2024	20.51%	+18.3%
Dec 31, 2023	17.34%	-19.3%
Dec 31, 2022	21.48%	-28.6%
Dec 31, 2021	30.08%	+97.9%
Dec 31, 2020	15.20%	+6.3%
Dec 31, 2019	14.30%	-57.6%
Dec 31, 2018	33.72%	+197.4%
Dec 31, 2017	11.34%	+0.4%
Dec 31, 2016	11.30%	-64.9%
Dec 31, 2015	32.19%	+81.9%
Dec 31, 2014	17.70%	+29.8%
Dec 31, 2013	13.64%	-40.7%
Dec 31, 2012	23.00%	-15.1%
Dec 31, 2011	27.09%	+211.4%
Dec 31, 2010	8.70%	-44.7%
Dec 31, 2009	15.74%	-54.4%
Dec 31, 2008	34.55%	+48.5%
Dec 31, 2007	23.26%	+47.6%
Dec 31, 2006	15.76%	-2.2%
Dec 31, 2005	16.11%	+34.6%
Dec 31, 2004	11.97%	+5.5%
Dec 31, 2003	11.35%	+35.1%

Date	Value	Change
Dec 31, 2002	8.40%	-65.2%
Dec 31, 2001	24.13%	-57.1%
Dec 31, 2000	56.25%	+15.3%
Dec 31, 1999	48.77%	+82.8%
Dec 31, 1998	26.68%	-12.7%
Dec 31, 1997	30.57%	+92.1%
Dec 31, 1996	15.91%	-44.7%
Dec 31, 1995	28.79%	+184.8%
Dec 31, 1994	10.11%	-43.5%
Dec 31, 1993	17.90%	-14.2%
Dec 31, 1992	20.87%	+32.0%
Dec 31, 1991	15.81%	-37.1%
Dec 31, 1990	25.14%	-7.5%
Dec 31, 1989	27.19%	+72.1%
Dec 31, 1988	15.80%	-56.0%
Dec 31, 1987	35.92%	+76.3%
Dec 31, 1986	20.38%	-31.7%
Dec 31, 1985	29.86%	-3.9%
Dec 31, 1984	31.07%	+16.1%
Dec 31, 1983	26.75%	-9.9%
Dec 31, 1982	29.69%	-3.4%
Dec 31, 1981	30.72%	+68.6%
Dec 31, 1980	18.22%	-

FAQ

What is the current 10-day volatility of PH?
As of today, PH 10-day volatility is 32.84%
What 10-day volatility category does PH fall into?
Based on its current 10-day historical volatility, PH falls into the moderate volatility category
What is PH 10-day volatility 1-year high?
PH 10-day volatility reached a 1-year high of 45.44% on April 9, 2026
What is PH 10-day volatility 1-year low?
PH 10-day volatility reached a 1-year low of 9.55% on June 11, 2025

1-Month

31.22%

May 7, 2026

Summary

Current Value: As of today, PH 1-month volatility is 31.22%, down -14.54% on May 7, 2026
Value Category: Based on its current 1-month historical volatility, PH falls into the moderate volatility category
1-Year High: PH 1-month volatility reached a 1-year high of 55.80% on May 8, 2025
1-Year Low: PH 1-month volatility reached a 1-year low of 14.38% on July 31, 2025

Performance

PH Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	May 7, 26	31.22%	-14.5%	-14.6%	+53.5%	+74.5%	-44.0%	+29.8%	+93.5%
10-Day Volatility	May 7, 26	32.84%	-7.6%	-27.5%	+42.4%	+160.2%	+96.3%	+9.0%	+172.3%
3-Month Volatility	May 7, 26	31.44%	-0.3%	+10.4%	+60.1%	+26.2%	-38.0%	+3.8%	+40.0%
1-Year Volatility	May 7, 26	24.70%	-0.3%	-12.0%	-21.7%	-22.3%	-29.2%	-19.4%	-29.3%
14-Day RSI	May 7, 26	39.62	-6.9%	-33.5%	-0.9%	-29.3%	-38.1%	-32.8%	-30.3%
Beta	May 7, 26	1.01	0.0%	-12.2%	-21.1%	-22.3%	-27.3%	-7.3%	-21.1%
ATR	May 7, 26	$29.34	-1.4%	-1.6%	+46.5%	+110.5%	+27.7%	+243.1%	+331.0%
Price	May 7, 26	$886.85	-1.8%	-8.2%	-9.2%	+0.9%	+38.3%	+164.9%	+177.8%
200-Day SMA	May 7, 26	$855.97	+0.1%	+3.1%	+11.4%	+18.0%	+36.1%	+183.3%	+232.0%
50-Day SMA	May 7, 26	$937.17	-0.3%	-1.4%	+3.5%	+11.6%	+55.2%	+184.6%	+200.2%

1-Month Volatility History

Date	Value	Change
May 8, 2026	31.22%	+76.8%
Dec 31, 2025	17.66%	+5.7%
Dec 31, 2024	16.71%	-6.0%
Dec 31, 2023	17.78%	-12.6%
Dec 31, 2022	20.35%	-28.2%
Dec 31, 2021	28.36%	+53.7%
Dec 31, 2020	18.45%	+17.3%
Dec 31, 2019	15.73%	-55.0%
Dec 31, 2018	34.99%	+118.0%
Dec 31, 2017	16.05%	-16.8%
Dec 31, 2016	19.29%	-32.1%
Dec 31, 2015	28.39%	+28.6%
Dec 31, 2014	22.08%	+16.8%
Dec 31, 2013	18.90%	-10.6%
Dec 31, 2012	21.15%	-22.8%
Dec 31, 2011	27.38%	+85.8%
Dec 31, 2010	14.74%	-28.1%
Dec 31, 2009	20.50%	-58.0%
Dec 31, 2008	48.84%	+95.5%
Dec 31, 2007	24.98%	+25.7%
Dec 31, 2006	19.87%	+11.3%
Dec 31, 2005	17.86%	-6.4%
Dec 31, 2004	19.08%	-9.3%
Dec 31, 2003	21.03%	-10.5%

Date	Value	Change
Dec 31, 2002	23.49%	-2.7%
Dec 31, 2001	24.13%	-55.7%
Dec 31, 2000	54.48%	+45.2%
Dec 31, 1999	37.52%	+6.8%
Dec 31, 1998	35.12%	+17.0%
Dec 31, 1997	30.01%	+57.2%
Dec 31, 1996	19.09%	-30.6%
Dec 31, 1995	27.49%	+105.9%
Dec 31, 1994	13.35%	-46.4%
Dec 31, 1993	24.91%	-3.4%
Dec 31, 1992	25.79%	+34.7%
Dec 31, 1991	19.15%	-33.7%
Dec 31, 1990	28.87%	+6.9%
Dec 31, 1989	27.01%	+52.5%
Dec 31, 1988	17.71%	-56.0%
Dec 31, 1987	40.27%	+147.1%
Dec 31, 1986	16.30%	-33.3%
Dec 31, 1985	24.43%	+4.9%
Dec 31, 1984	23.29%	+3.2%
Dec 31, 1983	22.56%	-36.6%
Dec 31, 1982	35.56%	+7.9%
Dec 31, 1981	32.97%	+13.6%
Dec 31, 1980	29.02%	-

FAQ

What is the current 1-month volatility of PH?
As of today, PH 1-month volatility is 31.22%
What 1-month volatility category does PH fall into?
Based on its current 1-month historical volatility, PH falls into the moderate volatility category
What is PH 1-month volatility 1-year high?
PH 1-month volatility reached a 1-year high of 55.80% on May 8, 2025
What is PH 1-month volatility 1-year low?
PH 1-month volatility reached a 1-year low of 14.38% on July 31, 2025

3-Month

31.44%

May 7, 2026

Summary

Current Value: As of today, PH 3-month volatility is 31.44%, down -0.25% on May 7, 2026
Value Category: Based on its current 3-month historical volatility, PH falls into the moderate volatility category
1-Year High: PH 3-month volatility reached a 1-year high of 51.55% on May 12, 2025
1-Year Low: PH 3-month volatility reached a 1-year low of 18.22% on July 24, 2025

Performance

PH Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	May 7, 26	31.44%	-0.3%	+10.4%	+60.1%	+26.2%	-38.0%	+3.8%	+40.0%
10-Day Volatility	May 7, 26	32.84%	-7.6%	-27.5%	+42.4%	+160.2%	+96.3%	+9.0%	+172.3%
1-Month Volatility	May 7, 26	31.22%	-14.5%	-14.6%	+53.5%	+74.5%	-44.0%	+29.8%	+93.5%
1-Year Volatility	May 7, 26	24.70%	-0.3%	-12.0%	-21.7%	-22.3%	-29.2%	-19.4%	-29.3%
14-Day RSI	May 7, 26	39.62	-6.9%	-33.5%	-0.9%	-29.3%	-38.1%	-32.8%	-30.3%
Beta	May 7, 26	1.01	0.0%	-12.2%	-21.1%	-22.3%	-27.3%	-7.3%	-21.1%
ATR	May 7, 26	$29.34	-1.4%	-1.6%	+46.5%	+110.5%	+27.7%	+243.1%	+331.0%
Price	May 7, 26	$886.85	-1.8%	-8.2%	-9.2%	+0.9%	+38.3%	+164.9%	+177.8%
200-Day SMA	May 7, 26	$855.97	+0.1%	+3.1%	+11.4%	+18.0%	+36.1%	+183.3%	+232.0%
50-Day SMA	May 7, 26	$937.17	-0.3%	-1.4%	+3.5%	+11.6%	+55.2%	+184.6%	+200.2%

3-Month Volatility History

Date	Value	Change
May 8, 2026	31.44%	+27.0%
Dec 31, 2025	24.75%	+5.1%
Dec 31, 2024	23.56%	-17.0%
Dec 31, 2023	28.40%	-5.0%
Dec 31, 2022	29.90%	+2.7%
Dec 31, 2021	29.12%	-20.1%
Dec 31, 2020	36.44%	+35.0%
Dec 31, 2019	26.99%	-15.6%
Dec 31, 2018	31.96%	+129.6%
Dec 31, 2017	13.92%	-37.2%
Dec 31, 2016	22.15%	-13.6%
Dec 31, 2015	25.64%	-12.0%
Dec 31, 2014	29.14%	+42.3%
Dec 31, 2013	20.48%	-25.4%
Dec 31, 2012	27.44%	-35.6%
Dec 31, 2011	42.59%	+90.8%
Dec 31, 2010	22.32%	-26.4%
Dec 31, 2009	30.32%	-61.4%
Dec 31, 2008	78.52%	+156.4%
Dec 31, 2007	30.62%	+57.4%
Dec 31, 2006	19.45%	+5.1%
Dec 31, 2005	18.50%	-24.0%
Dec 31, 2004	24.35%	+10.3%
Dec 31, 2003	22.07%	-51.4%

Date	Value	Change
Dec 31, 2002	45.39%	+44.0%
Dec 31, 2001	31.53%	-31.0%
Dec 31, 2000	45.71%	+18.8%
Dec 31, 1999	38.48%	+7.8%
Dec 31, 1998	35.68%	-14.3%
Dec 31, 1997	41.65%	+82.2%
Dec 31, 1996	22.86%	-28.1%
Dec 31, 1995	31.80%	+71.2%
Dec 31, 1994	18.58%	-18.0%
Dec 31, 1993	22.67%	-24.8%
Dec 31, 1992	30.14%	+27.9%
Dec 31, 1991	23.57%	-38.1%
Dec 31, 1990	38.09%	+63.1%
Dec 31, 1989	23.36%	+10.3%
Dec 31, 1988	21.18%	-75.7%
Dec 31, 1987	87.16%	+218.7%
Dec 31, 1986	27.35%	+27.9%
Dec 31, 1985	21.38%	-11.6%
Dec 31, 1984	24.19%	-5.9%
Dec 31, 1983	25.70%	-35.1%
Dec 31, 1982	39.61%	+11.9%
Dec 31, 1981	35.41%	+5.4%
Dec 31, 1980	33.60%	-

FAQ

What is the current 3-month volatility of PH?
As of today, PH 3-month volatility is 31.44%
What 3-month volatility category does PH fall into?
Based on its current 3-month historical volatility, PH falls into the moderate volatility category
What is PH 3-month volatility 1-year high?
PH 3-month volatility reached a 1-year high of 51.55% on May 12, 2025
What is PH 3-month volatility 1-year low?
PH 3-month volatility reached a 1-year low of 18.22% on July 24, 2025

1-Year

24.70%

May 7, 2026

Summary

Current Value: As of today, PH 1-year volatility is 24.70%, down -0.32% on May 7, 2026
Value Category: Based on its current 1-year historical volatility, PH falls into the low volatility category
1-Year High: PH 1-year volatility reached a 1-year high of 35.01% on May 12, 2025
1-Year Low: PH 1-year volatility reached a 1-year low of 23.88% on April 24, 2026

Performance

PH Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	May 7, 26	24.70%	-0.3%	-12.0%	-21.7%	-22.3%	-29.2%	-19.4%	-29.3%
10-Day Volatility	May 7, 26	32.84%	-7.6%	-27.5%	+42.4%	+160.2%	+96.3%	+9.0%	+172.3%
1-Month Volatility	May 7, 26	31.22%	-14.5%	-14.6%	+53.5%	+74.5%	-44.0%	+29.8%	+93.5%
3-Month Volatility	May 7, 26	31.44%	-0.3%	+10.4%	+60.1%	+26.2%	-38.0%	+3.8%	+40.0%
1-Year Volatility	May 7, 26	24.70%	-0.3%	-12.0%	-21.7%	-22.3%	-29.2%	-19.4%	-29.3%
14-Day RSI	May 7, 26	39.62	-6.9%	-33.5%	-0.9%	-29.3%	-38.1%	-32.8%	-30.3%
Beta	May 7, 26	1.01	0.0%	-12.2%	-21.1%	-22.3%	-27.3%	-7.3%	-21.1%
ATR	May 7, 26	$29.34	-1.4%	-1.6%	+46.5%	+110.5%	+27.7%	+243.1%	+331.0%
Price	May 7, 26	$886.85	-1.8%	-8.2%	-9.2%	+0.9%	+38.3%	+164.9%	+177.8%
200-Day SMA	May 7, 26	$855.97	+0.1%	+3.1%	+11.4%	+18.0%	+36.1%	+183.3%	+232.0%
50-Day SMA	May 7, 26	$937.17	-0.3%	-1.4%	+3.5%	+11.6%	+55.2%	+184.6%	+200.2%

1-Year Volatility History

Date	Value	Change
May 8, 2026	24.70%	-22.3%
Dec 31, 2025	31.77%	+22.4%
Dec 31, 2024	25.95%	-4.8%
Dec 31, 2023	27.27%	-12.6%
Dec 31, 2022	31.20%	+18.1%
Dec 31, 2021	26.41%	-55.8%
Dec 31, 2020	59.71%	+120.2%
Dec 31, 2019	27.12%	+2.6%
Dec 31, 2018	26.42%	+54.0%
Dec 31, 2017	17.16%	-25.5%
Dec 31, 2016	23.02%	-0.3%
Dec 31, 2015	23.10%	+3.3%
Dec 31, 2014	22.36%	+9.0%
Dec 31, 2013	20.52%	-25.4%
Dec 31, 2012	27.50%	-27.4%
Dec 31, 2011	37.89%	+23.0%
Dec 31, 2010	30.81%	-27.9%
Dec 31, 2009	42.75%	-17.5%
Dec 31, 2008	51.79%	+95.3%
Dec 31, 2007	26.52%	+18.8%
Dec 31, 2006	22.33%	-10.4%
Dec 31, 2005	24.92%	+5.5%
Dec 31, 2004	23.61%	-19.2%
Dec 31, 2003	29.22%	-21.6%

Date	Value	Change
Dec 31, 2002	37.28%	+12.6%
Dec 31, 2001	33.11%	-32.9%
Dec 31, 2000	49.35%	+36.1%
Dec 31, 1999	36.26%	+5.4%
Dec 31, 1998	34.41%	+12.4%
Dec 31, 1997	30.62%	+23.4%
Dec 31, 1996	24.81%	-6.9%
Dec 31, 1995	26.66%	+15.0%
Dec 31, 1994	23.19%	+4.6%
Dec 31, 1993	22.17%	-18.5%
Dec 31, 1992	27.20%	+6.5%
Dec 31, 1991	25.53%	-11.9%
Dec 31, 1990	28.98%	+36.1%
Dec 31, 1989	21.29%	-15.2%
Dec 31, 1988	25.11%	-53.3%
Dec 31, 1987	53.72%	+65.3%
Dec 31, 1986	32.50%	+43.7%
Dec 31, 1985	22.61%	-27.5%
Dec 31, 1984	31.19%	-4.9%
Dec 31, 1983	32.80%	-9.0%
Dec 31, 1982	36.03%	-16.9%
Dec 31, 1981	43.38%	+49.9%
Dec 31, 1980	28.93%	-

FAQ

What is the current 1-year volatility of PH?
As of today, PH 1-year volatility is 24.70%
What 1-year volatility category does PH fall into?
Based on its current 1-year historical volatility, PH falls into the low volatility category
What is PH 1-year volatility 1-year high?
PH 1-year volatility reached a 1-year high of 35.01% on May 12, 2025
What is PH 1-year volatility 1-year low?
PH 1-year volatility reached a 1-year low of 23.88% on April 24, 2026

Data Sources & References

PH Official Website investors.parker.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/76334/000007633425000035/0000076334-25-000035-index.htm
PH Profile on Yahoo Finance finance.yahoo.com/quote/PH
PH Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ph