O vs. MAA
O (Realty Income Corporation) and MAA (Mid-America Apartment Communities, Inc.) are both stocks. Both are in the Real Estate sector — O in REIT - Retail, MAA in REIT - Residential. Over the past 10 years, O returned 4.89%/yr vs 7.14%/yr for MAA. A 0.56 correlation means they provide meaningful diversification when combined.
Performance
O vs. MAA - Performance Comparison
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Returns By Period
In the year-to-date period, O achieves a 13.70% return, which is significantly higher than MAA's 2.39% return. Over the past 10 years, O has underperformed MAA with an annualized return of 4.89%, while MAA has yielded a comparatively higher 7.14% annualized return.
O
- 1D
- 1.31%
- 1M
- 1.67%
- YTD
- 13.70%
- 6M
- 11.57%
- 1Y
- 14.88%
- 3Y*
- 6.59%
- 5Y*
- 3.49%
- 10Y*
- 4.89%
MAA
- 1D
- 0.60%
- 1M
- 9.20%
- YTD
- 2.39%
- 6M
- 7.66%
- 1Y
- -3.03%
- 3Y*
- 0.86%
- 5Y*
- -0.44%
- 10Y*
- 7.14%
O vs. MAA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
O Realty Income Corporation | 13.70% | 12.20% | -2.11% | -4.55% | -7.38% | 23.95% | -11.60% | 21.27% | 15.94% | 3.67% |
MAA Mid-America Apartment Communities, Inc. | 2.39% | -6.36% | 19.94% | -10.44% | -29.75% | 85.87% | -0.64% | 42.52% | -1.06% | 6.28% |
Correlation
The correlation between O and MAA is 0.37, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.37 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.51 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.59 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.63 |
Correlation (All Time) Calculated using the full available price history since Oct 18, 1994 | 0.56 |
The correlation between O and MAA shifts across timeframes, from 0.37 (1 year) to 0.63 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
O:
$1.17
MAA:
$4.58
O:
53.41
MAA:
30.32
O:
7.22
MAA:
7.35
O:
$5.92B
MAA:
$1.66B
O:
$3.89B
MAA:
$450.10M
O:
$3.93B
MAA:
$1.28B
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Return for Risk
O vs. MAA — Risk / Return Rank
O
MAA
O vs. MAA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Realty Income Corporation (O) and Mid-America Apartment Communities, Inc. (MAA). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| O | MAA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.10 | ||
| Sortino ratioReturn per unit of downside risk | +1.44 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 0.98 | +0.18 |
| Calmar ratioReturn relative to maximum drawdown | 1.29 | -0.21 | +1.50 |
| Martin ratioReturn relative to average drawdown | 3.12 | -0.37 | +3.48 |
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Drawdowns
O vs. MAA - Drawdown Comparison
The maximum O drawdown since its inception was -48.45%, smaller than the maximum MAA drawdown of -60.29%. Use the drawdown chart below to compare losses from any high point for O and MAA.
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Drawdown Indicators
| O | MAA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -48.45% | -60.29% | +11.84% |
Max Drawdown (1Y)Largest decline over 1 year | -11.10% | -19.49% | +8.39% |
Max Drawdown (3Y)Largest decline over 3 years | -26.49% | -26.41% | -0.08% |
Max Drawdown (5Y)Largest decline over 5 years | -34.48% | -45.01% | +10.53% |
Max Drawdown (10Y)Largest decline over 10 years | -48.28% | -45.01% | -3.27% |
Current DrawdownCurrent decline from peak | -5.94% | -27.64% | +21.70% |
Average DrawdownAverage peak-to-trough decline | -9.20% | -10.41% | +1.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.58% | 11.03% | -6.45% |
Volatility
O vs. MAA - Volatility Comparison
The current volatility for Realty Income Corporation (O) is 5.29%, while Mid-America Apartment Communities, Inc. (MAA) has a volatility of 5.93%. This indicates that O experiences smaller price fluctuations and is considered to be less risky than MAA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| O | MAA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.29% | 5.93% | -0.64% |
Volatility (6M)Calculated over the trailing 6-month period | 11.98% | 14.18% | -2.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.21% | 18.73% | -2.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.92% | 22.16% | -3.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.64% | 24.13% | +1.51% |
Dividends
O vs. MAA - Dividend Comparison
O's dividend yield for the trailing twelve months is around 5.16%, more than MAA's 4.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAA Mid-America Apartment Communities, Inc. | 4.38% | 4.36% | 3.80% | 4.96% | 2.98% | 1.79% | 3.16% | 2.91% | 3.86% | 3.46% | 3.35% | 3.39% |
O Realty Income Corporation | 5.16% | 6.19% | 5.37% | 5.33% | 4.68% | 3.87% | 4.51% | 3.69% | 4.19% | 4.45% | 4.18% | 4.41% |
Financials
O vs. MAA - Financials Comparison
This section allows you to compare key financial metrics between Realty Income Corporation and Mid-America Apartment Communities, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
O and MAA have a correlation of 0.37, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MAA has higher volatility (5.93%) compared to O (5.29%). In terms of maximum drawdown, O dropped -48.45% vs MAA's -60.29%.
O currently has the higher Sharpe Ratio (0.88 vs -0.22), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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