What is the current 10-day volatility of STE?

As of today, STE 10-day volatility is 16.97%

What 10-day volatility category does STE fall into?

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

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

STE 10-day volatility reached a 1-year high of 48.82% on February 18, 2026

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

STE 10-day volatility reached a 1-year low of 7.43% on December 30, 2025

What is the current 1-month volatility of STE?

As of today, STE 1-month volatility is 15.49%

What 1-month volatility category does STE fall into?

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

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

STE 1-month volatility reached a 1-year high of 38.29% on July 31, 2026

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

STE 1-month volatility reached a 1-year low of 12.20% on October 31, 2025

What is the current 3-month volatility of STE?

As of today, STE 3-month volatility is 27.53%

What 3-month volatility category does STE fall into?

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

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

STE 3-month volatility reached a 1-year high of 30.74% on July 28, 2026

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

STE 3-month volatility reached a 1-year low of 20.70% on December 31, 2025

What is the current 1-year volatility of STE?

As of today, STE 1-year volatility is 25.44%

What 1-year volatility category does STE fall into?

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

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

STE 1-year volatility reached a 1-year high of 26.41% on August 3, 2026

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

STE 1-year volatility reached a 1-year low of 22.73% on October 27, 2025

STERIS Plc (STE) Stock Volatility History & Chart Since 1992

10-Day

16.97%

September 18, 2026

Summary

Current Value: As of today, STE 10-day volatility is 16.97%, down -0.41% on September 18, 2026
Value Category: Based on its current 10-day historical volatility, STE falls into the low volatility category
1-Year High: STE 10-day volatility reached a 1-year high of 48.82% on February 18, 2026
1-Year Low: STE 10-day volatility reached a 1-year low of 7.43% on December 30, 2025

10-Day Volatility Chart

Performance

STE Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 18, 26	16.97%	-0.4%	-7.9%	-30.6%	+106.7%	-27.1%	-30.6%	-21.5%
1-Month Volatility	Sep 18, 26	15.49%	-14.7%	-43.3%	-25.3%	+11.6%	-21.4%	-19.1%	-9.6%
3-Month Volatility	Sep 18, 26	27.53%	-0.0%	-0.8%	+16.9%	+33.0%	+23.3%	+61.4%	+58.7%
1-Year Volatility	Sep 18, 26	25.44%	+0.3%	+0.1%	+5.5%	+10.1%	+11.0%	-15.8%	+14.5%
14-Day RSI	Sep 18, 26	25.31	-8.7%	-55.3%	-33.4%	-44.1%	-56.8%	-51.3%	-50.2%
Beta	Sep 18, 26	0.44	0.0%	-4.3%	-26.7%	-13.7%	-17.0%	-54.2%	-38.9%
ATR	Sep 18, 26	$5.12	-3.0%	-15.1%	-3.9%	+20.7%	+17.3%	+27.8%	+35.1%
Price	Sep 18, 26	$205.04	-1.4%	-11.8%	+1.2%	-19.1%	-18.1%	-10.1%	-4.7%
200-Day SMA	Sep 18, 26	$230.61	-0.1%	-1.5%	-3.5%	-4.0%	+1.1%	+13.2%	+16.2%
50-Day SMA	Sep 18, 26	$224.91	-0.1%	+3.0%	+4.8%	-11.6%	-5.7%	-1.1%	+4.9%
20-Day SMA	Sep 18, 26	$223.17	-0.7%	-2.8%	+6.0%	-12.8%	-9.8%	-1.7%	+4.0%

10-Day Volatility History

Date	Value	Change
Sep 18, 2026	16.97%	+106.7%
Dec 31, 2025	8.21%	-43.7%
Dec 31, 2024	14.58%	-22.6%
Dec 31, 2023	18.83%	-6.9%
Dec 31, 2022	20.22%	-18.9%
Dec 31, 2021	24.92%	+91.7%
Dec 31, 2020	13.00%	+6.0%
Dec 31, 2019	12.26%	-65.9%
Dec 31, 2018	35.98%	+146.9%
Dec 31, 2017	14.57%	+23.9%
Dec 31, 2016	11.76%	-68.9%
Dec 31, 2015	37.81%	+81.3%
Dec 31, 2014	20.86%	+26.7%
Dec 31, 2013	16.46%	+20.3%
Dec 31, 2012	13.68%	-49.5%
Dec 31, 2011	27.09%	+169.0%
Dec 31, 2010	10.07%	-52.6%
Dec 31, 2009	21.25%	-56.7%

Date	Value	Change
Dec 31, 2008	49.04%	+49.6%
Dec 31, 2007	32.78%	+123.9%
Dec 31, 2006	14.64%	-27.6%
Dec 31, 2005	20.21%	-33.9%
Dec 31, 2004	30.58%	+27.3%
Dec 31, 2003	24.03%	+6.9%
Dec 31, 2002	22.48%	-47.6%
Dec 31, 2001	42.90%	-21.9%
Dec 31, 2000	54.95%	-50.0%
Dec 31, 1999	109.87%	+262.2%
Dec 31, 1998	30.33%	-33.4%
Dec 31, 1997	45.57%	-5.3%
Dec 31, 1996	48.14%	-65.7%
Dec 31, 1995	140.39%	+121.8%
Dec 31, 1994	63.29%	+12.9%
Dec 31, 1993	56.08%	+49.0%
Dec 31, 1992	37.65%	-

FAQ

What is the current 10-day volatility of STE?: As of today, STE 10-day volatility is 16.97%
What 10-day volatility category does STE fall into?: Based on its current 10-day historical volatility, STE falls into the low volatility category
What is STE 10-day volatility 1-year high?: STE 10-day volatility reached a 1-year high of 48.82% on February 18, 2026
What is STE 10-day volatility 1-year low?: STE 10-day volatility reached a 1-year low of 7.43% on December 30, 2025

1-Month

15.49%

September 18, 2026

Summary

Current Value: As of today, STE 1-month volatility is 15.49%, down -14.70% on September 18, 2026
Value Category: Based on its current 1-month historical volatility, STE falls into the low volatility category
1-Year High: STE 1-month volatility reached a 1-year high of 38.29% on July 31, 2026
1-Year Low: STE 1-month volatility reached a 1-year low of 12.20% on October 31, 2025

Performance

STE Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 18, 26	15.49%	-14.7%	-43.3%	-25.3%	+11.6%	-21.4%	-19.1%	-9.6%
10-Day Volatility	Sep 18, 26	16.97%	-0.4%	-7.9%	-30.6%	+106.7%	-27.1%	-30.6%	-21.5%
3-Month Volatility	Sep 18, 26	27.53%	-0.0%	-0.8%	+16.9%	+33.0%	+23.3%	+61.4%	+58.7%
1-Year Volatility	Sep 18, 26	25.44%	+0.3%	+0.1%	+5.5%	+10.1%	+11.0%	-15.8%	+14.5%
14-Day RSI	Sep 18, 26	25.31	-8.7%	-55.3%	-33.4%	-44.1%	-56.8%	-51.3%	-50.2%
Beta	Sep 18, 26	0.44	0.0%	-4.3%	-26.7%	-13.7%	-17.0%	-54.2%	-38.9%
ATR	Sep 18, 26	$5.12	-3.0%	-15.1%	-3.9%	+20.7%	+17.3%	+27.8%	+35.1%
Price	Sep 18, 26	$205.04	-1.4%	-11.8%	+1.2%	-19.1%	-18.1%	-10.1%	-4.7%
200-Day SMA	Sep 18, 26	$230.61	-0.1%	-1.5%	-3.5%	-4.0%	+1.1%	+13.2%	+16.2%
50-Day SMA	Sep 18, 26	$224.91	-0.1%	+3.0%	+4.8%	-11.6%	-5.7%	-1.1%	+4.9%
20-Day SMA	Sep 18, 26	$223.17	-0.7%	-2.8%	+6.0%	-12.8%	-9.8%	-1.7%	+4.0%

1-Month Volatility History

Date	Value	Change
Sep 18, 2026	17.54%	+24.8%
Dec 31, 2025	14.05%	-23.6%
Dec 31, 2024	18.39%	-6.6%
Dec 31, 2023	19.70%	-34.4%
Dec 31, 2022	30.03%	+33.6%
Dec 31, 2021	22.48%	+9.4%
Dec 31, 2020	20.54%	+52.5%
Dec 31, 2019	13.47%	-57.2%
Dec 31, 2018	31.46%	+197.9%
Dec 31, 2017	10.56%	-28.1%
Dec 31, 2016	14.68%	-59.9%
Dec 31, 2015	36.57%	+45.7%
Dec 31, 2014	25.10%	+41.9%
Dec 31, 2013	17.69%	+12.0%
Dec 31, 2012	15.80%	-45.8%
Dec 31, 2011	29.15%	+64.2%
Dec 31, 2010	17.75%	-64.4%
Dec 31, 2009	49.84%	-11.0%

Date	Value	Change
Dec 31, 2008	56.00%	+78.7%
Dec 31, 2007	31.33%	+97.8%
Dec 31, 2006	15.84%	-27.3%
Dec 31, 2005	21.80%	-25.6%
Dec 31, 2004	29.32%	+41.7%
Dec 31, 2003	20.69%	-39.9%
Dec 31, 2002	34.45%	-35.0%
Dec 31, 2001	53.01%	+9.9%
Dec 31, 2000	48.24%	-40.7%
Dec 31, 1999	81.40%	+79.3%
Dec 31, 1998	45.39%	+13.4%
Dec 31, 1997	40.02%	-29.5%
Dec 31, 1996	56.73%	-45.6%
Dec 31, 1995	104.24%	+127.1%
Dec 31, 1994	45.91%	-12.3%
Dec 31, 1993	52.34%	+12.0%
Dec 31, 1992	46.75%	-

FAQ

What is the current 1-month volatility of STE?: As of today, STE 1-month volatility is 15.49%
What 1-month volatility category does STE fall into?: Based on its current 1-month historical volatility, STE falls into the low volatility category
What is STE 1-month volatility 1-year high?: STE 1-month volatility reached a 1-year high of 38.29% on July 31, 2026
What is STE 1-month volatility 1-year low?: STE 1-month volatility reached a 1-year low of 12.20% on October 31, 2025

3-Month

27.53%

September 18, 2026

Summary

Current Value: As of today, STE 3-month volatility is 27.53%, down -0.04% on September 18, 2026
Value Category: Based on its current 3-month historical volatility, STE falls into the moderate volatility category
1-Year High: STE 3-month volatility reached a 1-year high of 30.74% on July 28, 2026
1-Year Low: STE 3-month volatility reached a 1-year low of 20.70% on December 31, 2025

Performance

STE Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 18, 26	27.53%	-0.0%	-0.8%	+16.9%	+33.0%	+23.3%	+61.4%	+58.7%
10-Day Volatility	Sep 18, 26	16.97%	-0.4%	-7.9%	-30.6%	+106.7%	-27.1%	-30.6%	-21.5%
1-Month Volatility	Sep 18, 26	15.49%	-14.7%	-43.3%	-25.3%	+11.6%	-21.4%	-19.1%	-9.6%
1-Year Volatility	Sep 18, 26	25.44%	+0.3%	+0.1%	+5.5%	+10.1%	+11.0%	-15.8%	+14.5%
14-Day RSI	Sep 18, 26	25.31	-8.7%	-55.3%	-33.4%	-44.1%	-56.8%	-51.3%	-50.2%
Beta	Sep 18, 26	0.44	0.0%	-4.3%	-26.7%	-13.7%	-17.0%	-54.2%	-38.9%
ATR	Sep 18, 26	$5.12	-3.0%	-15.1%	-3.9%	+20.7%	+17.3%	+27.8%	+35.1%
Price	Sep 18, 26	$205.04	-1.4%	-11.8%	+1.2%	-19.1%	-18.1%	-10.1%	-4.7%
200-Day SMA	Sep 18, 26	$230.61	-0.1%	-1.5%	-3.5%	-4.0%	+1.1%	+13.2%	+16.2%
50-Day SMA	Sep 18, 26	$224.91	-0.1%	+3.0%	+4.8%	-11.6%	-5.7%	-1.1%	+4.9%
20-Day SMA	Sep 18, 26	$223.17	-0.7%	-2.8%	+6.0%	-12.8%	-9.8%	-1.7%	+4.0%

3-Month Volatility History

Date	Value	Change
Sep 18, 2026	27.53%	+30.1%
Dec 31, 2025	21.16%	+5.2%
Dec 31, 2024	20.11%	-11.9%
Dec 31, 2023	22.83%	-32.2%
Dec 31, 2022	33.66%	+38.0%
Dec 31, 2021	24.40%	-0.9%
Dec 31, 2020	24.61%	+38.0%
Dec 31, 2019	17.83%	-35.7%
Dec 31, 2018	27.74%	+87.1%
Dec 31, 2017	14.83%	-9.4%
Dec 31, 2016	16.36%	-47.1%
Dec 31, 2015	30.91%	+28.4%
Dec 31, 2014	24.07%	+46.1%
Dec 31, 2013	16.47%	-11.8%
Dec 31, 2012	18.68%	-52.6%
Dec 31, 2011	39.45%	+124.4%
Dec 31, 2010	17.58%	-58.1%
Dec 31, 2009	41.93%	-34.0%

Date	Value	Change
Dec 31, 2008	63.49%	+116.2%
Dec 31, 2007	29.37%	+72.9%
Dec 31, 2006	16.99%	-30.8%
Dec 31, 2005	24.54%	-5.3%
Dec 31, 2004	25.92%	-3.4%
Dec 31, 2003	26.84%	-26.3%
Dec 31, 2002	36.40%	-32.1%
Dec 31, 2001	53.58%	+10.5%
Dec 31, 2000	48.49%	-29.7%
Dec 31, 1999	69.00%	-17.6%
Dec 31, 1998	83.71%	+56.5%
Dec 31, 1997	53.49%	+33.9%
Dec 31, 1996	39.96%	-41.5%
Dec 31, 1995	68.27%	+52.2%
Dec 31, 1994	44.87%	-16.8%
Dec 31, 1993	53.91%	+3.1%
Dec 31, 1992	52.29%	-

FAQ

What is the current 3-month volatility of STE?: As of today, STE 3-month volatility is 27.53%
What 3-month volatility category does STE fall into?: Based on its current 3-month historical volatility, STE falls into the moderate volatility category
What is STE 3-month volatility 1-year high?: STE 3-month volatility reached a 1-year high of 30.74% on July 28, 2026
What is STE 3-month volatility 1-year low?: STE 3-month volatility reached a 1-year low of 20.70% on December 31, 2025

1-Year

25.44%

September 18, 2026

Summary

Current Value: As of today, STE 1-year volatility is 25.44%, up +0.28% on September 18, 2026
Value Category: Based on its current 1-year historical volatility, STE falls into the moderate volatility category
1-Year High: STE 1-year volatility reached a 1-year high of 26.41% on August 3, 2026
1-Year Low: STE 1-year volatility reached a 1-year low of 22.73% on October 27, 2025

Performance

STE Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 18, 26	25.44%	+0.3%	+0.1%	+5.5%	+10.1%	+11.0%	-15.8%	+14.5%
10-Day Volatility	Sep 18, 26	16.97%	-0.4%	-7.9%	-30.6%	+106.7%	-27.1%	-30.6%	-21.5%
1-Month Volatility	Sep 18, 26	15.49%	-14.7%	-43.3%	-25.3%	+11.6%	-21.4%	-19.1%	-9.6%
3-Month Volatility	Sep 18, 26	27.53%	-0.0%	-0.8%	+16.9%	+33.0%	+23.3%	+61.4%	+58.7%
1-Year Volatility	Sep 18, 26	25.44%	+0.3%	+0.1%	+5.5%	+10.1%	+11.0%	-15.8%	+14.5%
14-Day RSI	Sep 18, 26	25.31	-8.7%	-55.3%	-33.4%	-44.1%	-56.8%	-51.3%	-50.2%
Beta	Sep 18, 26	0.44	0.0%	-4.3%	-26.7%	-13.7%	-17.0%	-54.2%	-38.9%
ATR	Sep 18, 26	$5.12	-3.0%	-15.1%	-3.9%	+20.7%	+17.3%	+27.8%	+35.1%
Price	Sep 18, 26	$205.04	-1.4%	-11.8%	+1.2%	-19.1%	-18.1%	-10.1%	-4.7%
200-Day SMA	Sep 18, 26	$230.61	-0.1%	-1.5%	-3.5%	-4.0%	+1.1%	+13.2%	+16.2%
50-Day SMA	Sep 18, 26	$224.91	-0.1%	+3.0%	+4.8%	-11.6%	-5.7%	-1.1%	+4.9%
20-Day SMA	Sep 18, 26	$223.17	-0.7%	-2.8%	+6.0%	-12.8%	-9.8%	-1.7%	+4.0%

1-Year Volatility History

Date	Value	Change
Sep 18, 2026	25.40%	+9.9%
Dec 31, 2025	23.11%	+9.7%
Dec 31, 2024	21.07%	-20.9%
Dec 31, 2023	26.64%	-18.6%
Dec 31, 2022	32.72%	+47.1%
Dec 31, 2021	22.24%	-42.0%
Dec 31, 2020	38.36%	+93.2%
Dec 31, 2019	19.86%	-0.3%
Dec 31, 2018	19.91%	+27.2%
Dec 31, 2017	15.65%	-25.4%
Dec 31, 2016	20.97%	-16.1%
Dec 31, 2015	24.98%	+15.9%
Dec 31, 2014	21.56%	+10.8%
Dec 31, 2013	19.45%	-4.4%
Dec 31, 2012	20.34%	-37.1%
Dec 31, 2011	32.32%	+24.2%
Dec 31, 2010	26.03%	-34.4%
Dec 31, 2009	39.69%	-14.5%

Date	Value	Change
Dec 31, 2008	46.40%	+88.0%
Dec 31, 2007	24.68%	+25.0%
Dec 31, 2006	19.75%	-25.3%
Dec 31, 2005	26.43%	-6.1%
Dec 31, 2004	28.16%	-5.7%
Dec 31, 2003	29.85%	-30.1%
Dec 31, 2002	42.69%	-27.0%
Dec 31, 2001	58.45%	+11.4%
Dec 31, 2000	52.47%	-19.2%
Dec 31, 1999	64.91%	+6.6%
Dec 31, 1998	60.88%	+15.2%
Dec 31, 1997	52.84%	+29.5%
Dec 31, 1996	40.79%	-20.9%
Dec 31, 1995	51.55%	-6.8%
Dec 31, 1994	55.32%	-6.0%
Dec 31, 1993	58.85%	-15.8%
Dec 31, 1992	69.91%	-

FAQ

What is the current 1-year volatility of STE?: As of today, STE 1-year volatility is 25.44%
What 1-year volatility category does STE fall into?: Based on its current 1-year historical volatility, STE falls into the moderate volatility category
What is STE 1-year volatility 1-year high?: STE 1-year volatility reached a 1-year high of 26.41% on August 3, 2026
What is STE 1-year volatility 1-year low?: STE 1-year volatility reached a 1-year low of 22.73% on October 27, 2025

Data Sources & References

STE Official Website www.steris.com
STE Profile on Yahoo Finance finance.yahoo.com/quote/STE
STE Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ste