PSA vs. MAA
PSA (Public Storage) and MAA (Mid-America Apartment Communities, Inc.) are both stocks. Both are in the Real Estate sector — PSA in REIT - Specialty, MAA in REIT - Residential. Over the past 10 years, PSA returned 6.69%/yr vs 6.27%/yr for MAA. A 0.55 correlation means they provide meaningful diversification when combined.
Performance
PSA vs. MAA - Performance Comparison
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Returns By Period
In the year-to-date period, PSA achieves a 26.46% return, which is significantly higher than MAA's 0.15% return. Over the past 10 years, PSA has outperformed MAA with an annualized return of 6.69%, while MAA has yielded a comparatively lower 6.27% annualized return.
PSA
- 1D
- 0.41%
- 1M
- -0.33%
- 6M
- 17.53%
- YTD
- 26.46%
- 1Y
- 15.94%
- 3Y*
- 6.41%
- 5Y*
- 5.06%
- 10Y*
- 6.69%
MAA
- 1D
- 0.47%
- 1M
- -2.19%
- 6M
- 3.64%
- YTD
- 0.15%
- 1Y
- -5.70%
- 3Y*
- -0.72%
- 5Y*
- -2.20%
- 10Y*
- 6.27%
PSA vs. MAA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PSA Public Storage | 26.46% | -9.69% | 2.09% | 13.60% | -20.20% | 66.63% | 12.69% | 8.96% | 0.62% | -2.89% |
MAA Mid-America Apartment Communities, Inc. | 0.15% | -6.36% | 19.94% | -10.44% | -29.75% | 85.87% | -0.64% | 42.52% | -1.06% | 6.28% |
Correlation
The correlation between PSA and MAA is 0.53, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.53 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.59 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.63 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.62 |
Correlation (All Time) Calculated using the full available price history since Jan 28, 1994 | 0.55 |
The correlation between PSA and MAA has been stable across timeframes, ranging from 0.53 to 0.63 - a consistent structural relationship.
Fundamentals
PSA:
$56.51B
MAA:
$15.82B
PSA:
$10.84
MAA:
$5.16
PSA:
29.70
MAA:
26.36
PSA:
11.65
MAA:
6.39
PSA:
$4.86B
MAA:
$1.66B
PSA:
$2.95B
MAA:
$450.10M
PSA:
$3.38B
MAA:
$1.28B
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Return for Risk
PSA vs. MAA — Risk / Return Rank
PSA
MAA
PSA vs. MAA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Public Storage (PSA) 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.
| PSA | MAA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.98 | ||
| Sortino ratioReturn per unit of downside risk | +1.39 | ||
| Omega ratioGain probability vs. loss probability | 1.13 | 0.97 | +0.16 |
| Calmar ratioReturn relative to maximum drawdown | 0.99 | -0.29 | +1.28 |
| Martin ratioReturn relative to average drawdown | 2.21 | -0.51 | +2.72 |
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Drawdowns
PSA vs. MAA - Drawdown Comparison
The maximum PSA drawdown since its inception was -60.19%, roughly equal to the maximum MAA drawdown of -60.29%. Use the drawdown chart below to compare losses from any high point for PSA and MAA.
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Drawdown Indicators
| PSA | MAA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.19% | -60.29% | +0.10% |
Max Drawdown (1Y)Largest decline over 1 year | -16.20% | -19.49% | +3.29% |
Max Drawdown (3Y)Largest decline over 3 years | -25.62% | -26.41% | +0.79% |
Max Drawdown (5Y)Largest decline over 5 years | -37.93% | -45.01% | +7.08% |
Max Drawdown (10Y)Largest decline over 10 years | -37.93% | -45.01% | +7.08% |
Current DrawdownCurrent decline from peak | -6.23% | -29.23% | +23.00% |
Average DrawdownAverage peak-to-trough decline | -15.76% | -10.45% | -5.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.24% | 11.21% | -3.97% |
Volatility
PSA vs. MAA - Volatility Comparison
Public Storage (PSA) and Mid-America Apartment Communities, Inc. (MAA) have volatilities of 6.03% and 6.34%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PSA | MAA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.03% | 6.34% | -0.31% |
Volatility (6M)Calculated over the trailing 6-month period | 17.62% | 14.34% | +3.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.24% | 19.44% | +3.80% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.97% | 22.26% | +1.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.47% | 24.18% | -0.71% |
Dividends
PSA vs. MAA - Dividend Comparison
PSA's dividend yield for the trailing twelve months is around 3.73%, less than MAA's 4.48% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAA Mid-America Apartment Communities, Inc. | 4.48% | 4.36% | 3.80% | 4.96% | 2.98% | 1.79% | 3.16% | 2.91% | 3.86% | 3.46% | 3.35% | 3.39% |
PSA Public Storage | 3.73% | 4.62% | 4.01% | 3.93% | 7.55% | 2.14% | 3.46% | 3.76% | 3.95% | 3.83% | 3.27% | 2.62% |
Financials
PSA vs. MAA - Financials Comparison
This section allows you to compare key financial metrics between Public Storage 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
PSA and MAA have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MAA has higher volatility (6.34%) compared to PSA (6.03%). In terms of maximum drawdown, PSA dropped -60.19% vs MAA's -60.29%.
PSA currently has the higher Sharpe Ratio (0.69 vs -0.29), 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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