What is the current 10-day volatility of O?

As of today, O 10-day volatility is 18.50%

What 10-day volatility category does O fall into?

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

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

O 10-day volatility reached a 1-year high of 38.20% on April 17, 2025

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

O 10-day volatility reached a 1-year low of 7.28% on December 5, 2025

What is the current 1-month volatility of O?

As of today, O 1-month volatility is 17.63%

What 1-month volatility category does O fall into?

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

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

O 1-month volatility reached a 1-year high of 29.94% on April 17, 2025

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

O 1-month volatility reached a 1-year low of 9.52% on October 3, 2025

What is the current 3-month volatility of O?

As of today, O 3-month volatility is 15.73%

What 3-month volatility category does O fall into?

Based on its current 3-month historical volatility, O falls into the low volatility category

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

O 3-month volatility reached a 1-year high of 23.28% on April 15, 2025

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

O 3-month volatility reached a 1-year low of 13.44% on December 5, 2025

What is the current 1-year volatility of O?

As of today, O 1-year volatility is 17.33%

What 1-year volatility category does O fall into?

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

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

O 1-year volatility reached a 1-year high of 18.91% on April 9, 2025

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

O 1-year volatility reached a 1-year low of 16.99% on January 29, 2026

O Stock Volatility History & Chart Since 1994

10-Day

18.50%

February 18, 2026

Summary

Current Value: As of today, O 10-day volatility is 18.50%, up +66.52% on February 18, 2026
Value Category: Based on its current 10-day historical volatility, O falls into the low volatility category
1-Year High: O 10-day volatility reached a 1-year high of 38.20% on April 17, 2025
1-Year Low: O 10-day volatility reached a 1-year low of 7.28% on December 5, 2025

10-Day Volatility Chart

Performance

O Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Feb 18, 26	18.50%	+66.5%	+39.5%	+43.5%	+17.4%	+38.4%	+16.9%	+21.9%
1-Month Volatility	Feb 18, 26	17.63%	+12.6%	+18.0%	-0.1%	+16.2%	-10.8%	+28.9%	-1.9%
3-Month Volatility	Feb 18, 26	15.73%	+4.3%	-2.7%	+6.8%	+5.0%	-16.9%	-16.8%	-23.9%
1-Year Volatility	Feb 18, 26	17.33%	+0.7%	-0.9%	-3.8%	-1.8%	+0.9%	-22.3%	-70.4%
14-Day RSI	Feb 18, 26	67.14	-15.8%	-9.1%	+65.0%	+53.5%	+13.1%	+41.9%	+30.7%
Beta	Feb 18, 26	0.19	0.0%	-5.0%	-20.8%	-9.5%	+72.7%	-66.1%	-84.4%
ATR	Feb 18, 26	$1.08	+2.9%	+22.6%	+31.8%	+48.3%	+15.1%	-0.8%	-1.8%
Price	Feb 18, 26	$65.07	-2.1%	+5.9%	+14.7%	+15.4%	+16.9%	-1.6%	+9.9%
200-Day SMA	Feb 18, 26	$58.29	+0.1%	+1.1%	+1.6%	+1.3%	+2.2%	-11.7%	-0.0%
50-Day SMA	Feb 18, 26	$59.74	+0.2%	+4.1%	+1.4%	+4.0%	+10.5%	-8.9%	+2.0%

10-Day Volatility History

Date	Value	Change
Feb 19, 2026	18.50%	+17.4%
Dec 31, 2025	15.76%	-33.6%
Dec 31, 2024	23.72%	+30.5%
Dec 31, 2023	18.18%	-11.1%
Dec 31, 2022	20.45%	+23.3%
Dec 31, 2021	16.58%	-24.2%
Dec 31, 2020	21.86%	+76.6%
Dec 31, 2019	12.38%	-70.5%
Dec 31, 2018	41.93%	+124.7%
Dec 31, 2017	18.66%	-20.5%
Dec 31, 2016	23.48%	+164.7%
Dec 31, 2015	8.87%	-59.9%
Dec 31, 2014	22.10%	-22.4%
Dec 31, 2013	28.48%	+172.8%
Dec 31, 2012	10.44%	-45.5%
Dec 31, 2011	19.15%	+35.9%
Dec 31, 2010	14.09%	-43.4%

Date	Value	Change
Dec 31, 2009	24.88%	-53.8%
Dec 31, 2008	53.87%	+38.1%
Dec 31, 2007	39.02%	+118.8%
Dec 31, 2006	17.83%	+43.3%
Dec 31, 2005	12.44%	-1.7%
Dec 31, 2004	12.65%	+21.3%
Dec 31, 2003	10.43%	-23.4%
Dec 31, 2002	13.61%	-9.1%
Dec 31, 2001	14.98%	-49.1%
Dec 31, 2000	29.43%	+96.1%
Dec 31, 1999	15.01%	-28.9%
Dec 31, 1998	21.11%	+92.1%
Dec 31, 1997	10.99%	+53.3%
Dec 31, 1996	7.17%	-72.5%
Dec 31, 1995	26.10%	-5.6%
Dec 31, 1994	27.65%	-

FAQ

What is the current 10-day volatility of O?
As of today, O 10-day volatility is 18.50%
What 10-day volatility category does O fall into?
Based on its current 10-day historical volatility, O falls into the low volatility category
What is O 10-day volatility 1-year high?
O 10-day volatility reached a 1-year high of 38.20% on April 17, 2025
What is O 10-day volatility 1-year low?
O 10-day volatility reached a 1-year low of 7.28% on December 5, 2025

1-Month

17.63%

February 18, 2026

Summary

Current Value: As of today, O 1-month volatility is 17.63%, up +12.58% on February 18, 2026
Value Category: Based on its current 1-month historical volatility, O falls into the low volatility category
1-Year High: O 1-month volatility reached a 1-year high of 29.94% on April 17, 2025
1-Year Low: O 1-month volatility reached a 1-year low of 9.52% on October 3, 2025

Performance

O Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Feb 18, 26	17.63%	+12.6%	+18.0%	-0.1%	+16.2%	-10.8%	+28.9%	-1.9%
10-Day Volatility	Feb 18, 26	18.50%	+66.5%	+39.5%	+43.5%	+17.4%	+38.4%	+16.9%	+21.9%
3-Month Volatility	Feb 18, 26	15.73%	+4.3%	-2.7%	+6.8%	+5.0%	-16.9%	-16.8%	-23.9%
1-Year Volatility	Feb 18, 26	17.33%	+0.7%	-0.9%	-3.8%	-1.8%	+0.9%	-22.3%	-70.4%
14-Day RSI	Feb 18, 26	67.14	-15.8%	-9.1%	+65.0%	+53.5%	+13.1%	+41.9%	+30.7%
Beta	Feb 18, 26	0.19	0.0%	-5.0%	-20.8%	-9.5%	+72.7%	-66.1%	-84.4%
ATR	Feb 18, 26	$1.08	+2.9%	+22.6%	+31.8%	+48.3%	+15.1%	-0.8%	-1.8%
Price	Feb 18, 26	$65.07	-2.1%	+5.9%	+14.7%	+15.4%	+16.9%	-1.6%	+9.9%
200-Day SMA	Feb 18, 26	$58.29	+0.1%	+1.1%	+1.6%	+1.3%	+2.2%	-11.7%	-0.0%
50-Day SMA	Feb 18, 26	$59.74	+0.2%	+4.1%	+1.4%	+4.0%	+10.5%	-8.9%	+2.0%

1-Month Volatility History

Date	Value	Change
Feb 19, 2026	17.63%	+18.9%
Dec 31, 2025	14.83%	-21.0%
Dec 31, 2024	18.77%	-17.1%
Dec 31, 2023	22.65%	+40.9%
Dec 31, 2022	16.07%	-25.7%
Dec 31, 2021	21.64%	+23.9%
Dec 31, 2020	17.47%	+28.0%
Dec 31, 2019	13.65%	-60.3%
Dec 31, 2018	34.39%	+112.7%
Dec 31, 2017	16.17%	-37.2%
Dec 31, 2016	25.76%	+29.2%
Dec 31, 2015	19.94%	+19.7%
Dec 31, 2014	16.66%	-31.2%
Dec 31, 2013	24.21%	+150.4%
Dec 31, 2012	9.67%	-46.4%
Dec 31, 2011	18.04%	+21.6%
Dec 31, 2010	14.84%	-31.4%

Date	Value	Change
Dec 31, 2009	21.64%	-83.8%
Dec 31, 2008	133.32%	+217.7%
Dec 31, 2007	41.96%	+179.9%
Dec 31, 2006	14.99%	+21.1%
Dec 31, 2005	12.38%	-34.3%
Dec 31, 2004	18.84%	+91.1%
Dec 31, 2003	9.86%	-31.3%
Dec 31, 2002	14.36%	+28.0%
Dec 31, 2001	11.22%	-57.3%
Dec 31, 2000	26.29%	+45.9%
Dec 31, 1999	18.02%	-12.1%
Dec 31, 1998	20.51%	+72.4%
Dec 31, 1997	11.90%	-42.8%
Dec 31, 1996	20.82%	-14.3%
Dec 31, 1995	24.30%	+14.1%
Dec 31, 1994	21.30%	-

FAQ

What is the current 1-month volatility of O?
As of today, O 1-month volatility is 17.63%
What 1-month volatility category does O fall into?
Based on its current 1-month historical volatility, O falls into the low volatility category
What is O 1-month volatility 1-year high?
O 1-month volatility reached a 1-year high of 29.94% on April 17, 2025
What is O 1-month volatility 1-year low?
O 1-month volatility reached a 1-year low of 9.52% on October 3, 2025

3-Month

15.73%

February 18, 2026

Summary

Current Value: As of today, O 3-month volatility is 15.73%, up +4.31% on February 18, 2026
Value Category: Based on its current 3-month historical volatility, O falls into the low volatility category
1-Year High: O 3-month volatility reached a 1-year high of 23.28% on April 15, 2025
1-Year Low: O 3-month volatility reached a 1-year low of 13.44% on December 5, 2025

Performance

O Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Feb 18, 26	15.73%	+4.3%	-2.7%	+6.8%	+5.0%	-16.9%	-16.8%	-23.9%
10-Day Volatility	Feb 18, 26	18.50%	+66.5%	+39.5%	+43.5%	+17.4%	+38.4%	+16.9%	+21.9%
1-Month Volatility	Feb 18, 26	17.63%	+12.6%	+18.0%	-0.1%	+16.2%	-10.8%	+28.9%	-1.9%
1-Year Volatility	Feb 18, 26	17.33%	+0.7%	-0.9%	-3.8%	-1.8%	+0.9%	-22.3%	-70.4%
14-Day RSI	Feb 18, 26	67.14	-15.8%	-9.1%	+65.0%	+53.5%	+13.1%	+41.9%	+30.7%
Beta	Feb 18, 26	0.19	0.0%	-5.0%	-20.8%	-9.5%	+72.7%	-66.1%	-84.4%
ATR	Feb 18, 26	$1.08	+2.9%	+22.6%	+31.8%	+48.3%	+15.1%	-0.8%	-1.8%
Price	Feb 18, 26	$65.07	-2.1%	+5.9%	+14.7%	+15.4%	+16.9%	-1.6%	+9.9%
200-Day SMA	Feb 18, 26	$58.29	+0.1%	+1.1%	+1.6%	+1.3%	+2.2%	-11.7%	-0.0%
50-Day SMA	Feb 18, 26	$59.74	+0.2%	+4.1%	+1.4%	+4.0%	+10.5%	-8.9%	+2.0%

3-Month Volatility History

Date	Value	Change
Feb 19, 2026	15.73%	+5.6%
Dec 31, 2025	14.89%	-17.6%
Dec 31, 2024	18.08%	-27.5%
Dec 31, 2023	24.94%	+6.0%
Dec 31, 2022	23.53%	+19.1%
Dec 31, 2021	19.76%	-30.6%
Dec 31, 2020	28.49%	+99.1%
Dec 31, 2019	14.31%	-40.7%
Dec 31, 2018	24.13%	+83.8%
Dec 31, 2017	13.13%	-51.6%
Dec 31, 2016	27.15%	+26.8%
Dec 31, 2015	21.41%	+44.2%
Dec 31, 2014	14.85%	-32.4%
Dec 31, 2013	21.97%	+61.1%
Dec 31, 2012	13.64%	-50.1%
Dec 31, 2011	27.32%	+75.6%
Dec 31, 2010	15.56%	-44.2%

Date	Value	Change
Dec 31, 2009	27.88%	-78.1%
Dec 31, 2008	127.26%	+226.6%
Dec 31, 2007	38.97%	+143.9%
Dec 31, 2006	15.98%	-21.7%
Dec 31, 2005	20.42%	+6.0%
Dec 31, 2004	19.27%	+96.8%
Dec 31, 2003	9.79%	-47.0%
Dec 31, 2002	18.47%	+39.4%
Dec 31, 2001	13.25%	-23.0%
Dec 31, 2000	17.20%	+19.2%
Dec 31, 1999	14.43%	-25.1%
Dec 31, 1998	19.26%	-7.0%
Dec 31, 1997	20.71%	+19.2%
Dec 31, 1996	17.37%	-4.8%
Dec 31, 1995	18.25%	-36.3%
Dec 31, 1994	28.63%	-

FAQ

What is the current 3-month volatility of O?
As of today, O 3-month volatility is 15.73%
What 3-month volatility category does O fall into?
Based on its current 3-month historical volatility, O falls into the low volatility category
What is O 3-month volatility 1-year high?
O 3-month volatility reached a 1-year high of 23.28% on April 15, 2025
What is O 3-month volatility 1-year low?
O 3-month volatility reached a 1-year low of 13.44% on December 5, 2025

1-Year

17.33%

February 18, 2026

Summary

Current Value: As of today, O 1-year volatility is 17.33%, up +0.70% on February 18, 2026
Value Category: Based on its current 1-year historical volatility, O falls into the low volatility category
1-Year High: O 1-year volatility reached a 1-year high of 18.91% on April 9, 2025
1-Year Low: O 1-year volatility reached a 1-year low of 16.99% on January 29, 2026

Performance

O Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Feb 18, 26	17.33%	+0.7%	-0.9%	-3.8%	-1.8%	+0.9%	-22.3%	-70.4%
10-Day Volatility	Feb 18, 26	18.50%	+66.5%	+39.5%	+43.5%	+17.4%	+38.4%	+16.9%	+21.9%
1-Month Volatility	Feb 18, 26	17.63%	+12.6%	+18.0%	-0.1%	+16.2%	-10.8%	+28.9%	-1.9%
3-Month Volatility	Feb 18, 26	15.73%	+4.3%	-2.7%	+6.8%	+5.0%	-16.9%	-16.8%	-23.9%
1-Year Volatility	Feb 18, 26	17.33%	+0.7%	-0.9%	-3.8%	-1.8%	+0.9%	-22.3%	-70.4%
14-Day RSI	Feb 18, 26	67.14	-15.8%	-9.1%	+65.0%	+53.5%	+13.1%	+41.9%	+30.7%
Beta	Feb 18, 26	0.19	0.0%	-5.0%	-20.8%	-9.5%	+72.7%	-66.1%	-84.4%
ATR	Feb 18, 26	$1.08	+2.9%	+22.6%	+31.8%	+48.3%	+15.1%	-0.8%	-1.8%
Price	Feb 18, 26	$65.07	-2.1%	+5.9%	+14.7%	+15.4%	+16.9%	-1.6%	+9.9%
200-Day SMA	Feb 18, 26	$58.29	+0.1%	+1.1%	+1.6%	+1.3%	+2.2%	-11.7%	-0.0%
50-Day SMA	Feb 18, 26	$59.74	+0.2%	+4.1%	+1.4%	+4.0%	+10.5%	-8.9%	+2.0%

1-Year Volatility History

Date	Value	Change
Feb 19, 2026	17.33%	-1.8%
Dec 31, 2025	17.64%	+1.3%
Dec 31, 2024	17.41%	-10.8%
Dec 31, 2023	19.51%	-12.7%
Dec 31, 2022	22.35%	+22.7%
Dec 31, 2021	18.22%	-68.7%
Dec 31, 2020	58.27%	+247.1%
Dec 31, 2019	16.79%	-13.4%
Dec 31, 2018	19.39%	+16.7%
Dec 31, 2017	16.61%	-27.0%
Dec 31, 2016	22.75%	+11.2%
Dec 31, 2015	20.45%	+35.0%
Dec 31, 2014	15.15%	-30.1%
Dec 31, 2013	21.67%	+57.6%
Dec 31, 2012	13.75%	-45.9%
Dec 31, 2011	25.41%	-0.3%
Dec 31, 2010	25.49%	-55.4%

Date	Value	Change
Dec 31, 2009	57.12%	-25.4%
Dec 31, 2008	76.54%	+139.9%
Dec 31, 2007	31.90%	+84.6%
Dec 31, 2006	17.28%	-16.5%
Dec 31, 2005	20.69%	-5.4%
Dec 31, 2004	21.87%	+37.6%
Dec 31, 2003	15.89%	-27.6%
Dec 31, 2002	21.96%	+37.1%
Dec 31, 2001	16.02%	-16.3%
Dec 31, 2000	19.15%	+9.4%
Dec 31, 1999	17.50%	-5.1%
Dec 31, 1998	18.45%	-6.1%
Dec 31, 1997	19.65%	-1.8%
Dec 31, 1996	20.01%	-4.9%
Dec 31, 1995	21.03%	-26.5%
Dec 31, 1994	28.63%	-

FAQ

What is the current 1-year volatility of O?
As of today, O 1-year volatility is 17.33%
What 1-year volatility category does O fall into?
Based on its current 1-year historical volatility, O falls into the low volatility category
What is O 1-year volatility 1-year high?
O 1-year volatility reached a 1-year high of 18.91% on April 9, 2025
What is O 1-year volatility 1-year low?
O 1-year volatility reached a 1-year low of 16.99% on January 29, 2026

Data Sources & References

O Official Website www.realtyincome.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/726728/000072672825000148/0000726728-25-000148-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/726728/000072672825000055/0000726728-25-000055-index.htm
O Profile on Yahoo Finance finance.yahoo.com/quote/O
O Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/o