EXR vs. SELF
EXR (Extra Space Storage Inc.) and SELF (Global Self Storage, Inc.) are both stocks. Both are in the Real Estate sector — EXR in REIT - Specialty, SELF in REIT - Industrial. Over the past 10 years, EXR returned 9.41%/yr vs 5.23%/yr for SELF. At a 0.11 correlation, their price movements are largely independent.
Performance
EXR vs. SELF - Performance Comparison
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Returns By Period
In the year-to-date period, EXR achieves a 14.71% return, which is significantly higher than SELF's 4.50% return. Over the past 10 years, EXR has outperformed SELF with an annualized return of 9.41%, while SELF has yielded a comparatively lower 5.23% annualized return.
EXR
- 1D
- 0.52%
- 1M
- 3.05%
- YTD
- 14.71%
- 6M
- 14.24%
- 1Y
- 4.67%
- 3Y*
- 5.47%
- 5Y*
- 1.60%
- 10Y*
- 9.41%
SELF
- 1D
- 1.97%
- 1M
- 0.07%
- YTD
- 4.50%
- 6M
- 7.67%
- 1Y
- -0.65%
- 3Y*
- 7.56%
- 5Y*
- 5.47%
- 10Y*
- 5.23%
EXR vs. SELF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
EXR Extra Space Storage Inc. | 14.71% | -8.92% | -2.81% | 13.86% | -32.82% | 100.98% | 13.64% | 20.71% | 7.29% | 17.83% |
SELF Global Self Storage, Inc. | 4.50% | 1.18% | 22.06% | 0.62% | -10.03% | 49.12% | -0.41% | 16.65% | -9.45% | 2.05% |
Correlation
The correlation between EXR and SELF is 0.02, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.14 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.10 |
Correlation (All Time) Calculated using the full available price history since Jun 24, 2008 | 0.11 |
The correlation between EXR and SELF shifts across timeframes, from 0.02 (1 year) to 0.14 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
EXR:
$32.18B
SELF:
$58.38M
EXR:
$4.36
SELF:
$0.17
EXR:
33.47
SELF:
29.71
EXR:
9.31
SELF:
4.57
EXR:
2.41
SELF:
1.26
EXR:
$3.39B
SELF:
$12.75M
EXR:
$345.79M
SELF:
$5.10M
EXR:
$2.91B
SELF:
$4.33M
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Return for Risk
EXR vs. SELF — Risk / Return Rank
EXR
SELF
EXR vs. SELF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Extra Space Storage Inc. (EXR) and Global Self Storage, Inc. (SELF). 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.
| EXR | SELF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.23 | ||
| Sortino ratioReturn per unit of downside risk | +0.34 | ||
| Omega ratioGain probability vs. loss probability | 1.05 | 1.01 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 0.28 | -0.06 | +0.34 |
| Martin ratioReturn relative to average drawdown | 0.57 | -0.13 | +0.70 |
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Drawdowns
EXR vs. SELF - Drawdown Comparison
The maximum EXR drawdown since its inception was -71.22%, which is greater than SELF's maximum drawdown of -45.24%. Use the drawdown chart below to compare losses from any high point for EXR and SELF.
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Drawdown Indicators
| EXR | SELF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -71.22% | -45.24% | -25.98% |
Max Drawdown (1Y)Largest decline over 1 year | -16.70% | -10.54% | -6.16% |
Max Drawdown (3Y)Largest decline over 3 years | -33.78% | -18.00% | -15.78% |
Max Drawdown (5Y)Largest decline over 5 years | -51.36% | -30.33% | -21.03% |
Max Drawdown (10Y)Largest decline over 10 years | -51.36% | -31.55% | -19.81% |
Current DrawdownCurrent decline from peak | -22.32% | -6.18% | -16.14% |
Average DrawdownAverage peak-to-trough decline | -13.39% | -11.50% | -1.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.17% | 6.10% | +2.07% |
Volatility
EXR vs. SELF - Volatility Comparison
Extra Space Storage Inc. (EXR) has a higher volatility of 5.60% compared to Global Self Storage, Inc. (SELF) at 4.74%. This indicates that EXR's price experiences larger fluctuations and is considered to be riskier than SELF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| EXR | SELF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.60% | 4.74% | +0.86% |
Volatility (6M)Calculated over the trailing 6-month period | 16.83% | 12.16% | +4.67% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.93% | 17.50% | +7.43% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.22% | 28.77% | -0.55% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 26.95% | 28.03% | -1.08% |
Dividends
EXR vs. SELF - Dividend Comparison
EXR's dividend yield for the trailing twelve months is around 4.44%, less than SELF's 5.60% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
EXR Extra Space Storage Inc. | 4.44% | 4.98% | 4.33% | 4.04% | 4.08% | 1.98% | 3.11% | 3.37% | 3.71% | 3.57% | 3.79% | 2.54% |
SELF Global Self Storage, Inc. | 5.60% | 5.69% | 5.44% | 6.26% | 5.64% | 4.56% | 6.48% | 6.05% | 6.63% | 5.64% | 5.45% | 8.80% |
Financials
EXR vs. SELF - Financials Comparison
This section allows you to compare key financial metrics between Extra Space Storage Inc. and Global Self Storage, 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
EXR vs. SELF - Profitability Comparison
EXR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Extra Space Storage Inc. reported a gross profit of 0.00 and revenue of 856.03M. Therefore, the gross margin over that period was 0.0%.
SELF - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Global Self Storage, Inc. reported a gross profit of 0.00 and revenue of 3.17M. Therefore, the gross margin over that period was 0.0%.
EXR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Extra Space Storage Inc. reported an operating income of 367.55M and revenue of 856.03M, resulting in an operating margin of 42.9%.
SELF - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Global Self Storage, Inc. reported an operating income of 571.78K and revenue of 3.17M, resulting in an operating margin of 18.0%.
EXR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Extra Space Storage Inc. reported a net income of 240.98M and revenue of 856.03M, resulting in a net margin of 28.2%.
SELF - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Global Self Storage, Inc. reported a net income of 477.02K and revenue of 3.17M, resulting in a net margin of 15.0%.
Frequently Asked Questions
EXR and SELF have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
EXR has higher volatility (5.60%) compared to SELF (4.74%). In terms of maximum drawdown, EXR dropped -71.22% vs SELF's -45.24%.
EXR currently has the higher Sharpe Ratio (0.19 vs -0.04), 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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