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 - Industrial, MAA in REIT - Residential. Over the past 10 years, PSA returned 7.08%/yr vs 6.50%/yr for MAA. A 0.55 correlation means they provide meaningful diversification when combined.
Performance
PSA vs. MAA - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, PSA achieves a 25.81% return, which is significantly higher than MAA's -2.62% return. Over the past 10 years, PSA has outperformed MAA with an annualized return of 7.08%, while MAA has yielded a comparatively lower 6.50% annualized return.
PSA
- 1D
- 0.66%
- 1M
- 5.88%
- YTD
- 25.81%
- 6M
- 24.89%
- 1Y
- 14.97%
- 3Y*
- 8.44%
- 5Y*
- 5.59%
- 10Y*
- 7.08%
MAA
- 1D
- -0.28%
- 1M
- 0.75%
- YTD
- -2.62%
- 6M
- -1.03%
- 1Y
- -6.97%
- 3Y*
- 0.98%
- 5Y*
- -1.19%
- 10Y*
- 6.50%
PSA vs. MAA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PSA Public Storage | 25.81% | -9.69% | 2.09% | 13.60% | -20.20% | 66.63% | 12.69% | 8.96% | 0.62% | -2.89% |
MAA Mid-America Apartment Communities, Inc. | -2.62% | -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 0.51, 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 | 0.51 |
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 shifts across timeframes, from 0.51 (1 year) to 0.63 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
PSA:
$10.84
MAA:
$4.58
PSA:
29.55
MAA:
28.83
PSA:
11.59
MAA:
6.99
PSA:
$4.86B
MAA:
$1.66B
PSA:
$2.95B
MAA:
$450.10M
PSA:
$3.38B
MAA:
$1.28B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
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 | +1.03 | ||
| Sortino ratioReturn per unit of downside risk | +1.46 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 0.95 | +0.17 |
| Calmar ratioReturn relative to maximum drawdown | 0.93 | -0.36 | +1.29 |
| Martin ratioReturn relative to average drawdown | 2.04 | -0.63 | +2.67 |
Loading charts...
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.
Loading charts...
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 | -6.71% | -31.18% | +24.47% |
Average DrawdownAverage peak-to-trough decline | -15.77% | -10.42% | -5.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.37% | 11.10% | -3.73% |
Volatility
PSA vs. MAA - Volatility Comparison
Public Storage (PSA) has a higher volatility of 6.44% compared to Mid-America Apartment Communities, Inc. (MAA) at 5.96%. This indicates that PSA's price experiences larger fluctuations and is considered to be riskier than MAA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| PSA | MAA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.44% | 5.96% | +0.48% |
Volatility (6M)Calculated over the trailing 6-month period | 17.77% | 14.14% | +3.63% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.02% | 18.92% | +4.10% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.91% | 22.19% | +1.72% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.48% | 24.16% | -0.68% |
Dividends
PSA vs. MAA - Dividend Comparison
PSA's dividend yield for the trailing twelve months is around 3.75%, less than MAA's 4.61% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAA Mid-America Apartment Communities, Inc. | 4.61% | 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 | 3.75% | 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 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PSA has higher volatility (6.44%) compared to MAA (5.96%). In terms of maximum drawdown, PSA dropped -60.19% vs MAA's -60.29%.
PSA currently has the higher Sharpe Ratio (0.65 vs -0.37), 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.
Find the right allocation for PSA and MAA
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer