PSA vs. DOV

Last updated Jun 13, 2026

PSA (Public Storage) and DOV (Dover Corporation) are both stocks. PSA operates in REIT - Industrial (Real Estate), while DOV operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, PSA returned 7.31%/yr vs 16.36%/yr for DOV. At a 0.25 correlation, their price movements are largely independent.

Performance

PSA vs. DOV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Public Storage (PSA) and Dover Corporation (DOV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PSA achieves a 26.88% return, which is significantly higher than DOV's 11.89% return. Over the past 10 years, PSA has underperformed DOV with an annualized return of 7.31%, while DOV has yielded a comparatively higher 16.36% annualized return.

PSA

• 1D: 0.38%
• 1M: 11.44%
• YTD: 26.88%
• 6M: 21.06%
• 1Y: 14.03%
• 3Y*: 8.56%
• 5Y*: 6.47%
• 10Y*: 7.31%

DOV

• 1D: -0.50%
• 1M: 3.41%
• YTD: 11.89%
• 6M: 9.71%
• 1Y: 24.45%
• 3Y*: 15.73%
• 5Y*: 8.79%
• 10Y*: 16.36%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PSA vs. DOV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PSA Public Storage	26.88%	-9.69%	2.09%	13.60%	-20.20%	66.63%	12.69%	8.96%	0.62%	-2.89%
DOV Dover Corporation	11.89%	5.24%	23.35%	15.22%	-24.34%	45.73%	11.53%	65.80%	-11.11%	37.68%

Correlation

The correlation between PSA and DOV is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.41
Correlation (3Y) Calculated over the trailing 3-year period	0.38
Correlation (5Y) Calculated over the trailing 5-year period	0.41
Correlation (10Y) Calculated over the trailing 10-year period	0.29
Correlation (All Time) Calculated using the full available price history since Jul 1, 1985	0.25

The correlation between PSA and DOV shifts across timeframes, from 0.25 (all time) to 0.41 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap PSA : $57.34B DOV : $29.55B
EPS PSA : $10.84 DOV : $8.01
PE Ratio PSA : 30.08 DOV : 27.14
PEG Ratio PSA : 1.81 DOV : 1.12
PS Ratio PSA : 11.80 DOV : 3.61
PB Ratio PSA : 6.22 DOV : 3.95
Total Revenue (TTM) PSA : $4.86B DOV : $8.28B
Gross Profit (TTM) PSA : $2.95B DOV : $3.27B
EBITDA (TTM) PSA : $3.38B DOV : $1.78B

Return for Risk

PSA vs. DOV — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PSA

PSA Risk / Return Rank: 59
PSA Sharpe Ratio Rank: 63
PSA Sortino Ratio Rank: 56
PSA Omega Ratio Rank: 53
PSA Calmar Ratio Rank: 61
PSA Martin Ratio Rank: 61

DOV

DOV Risk / Return Rank: 70
DOV Sharpe Ratio Rank: 72
DOV Sortino Ratio Rank: 69
DOV Omega Ratio Rank: 65
DOV Calmar Ratio Rank: 70
DOV Martin Ratio Rank: 71

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PSA vs. DOV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Public Storage (PSA) and Dover Corporation (DOV). 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	DOV	Difference
Sharpe ratio: Return per unit of total volatility	0.59	0.94	-0.35
Sortino ratio: Return per unit of downside risk	0.97	1.58	-0.61
Omega ratio: Gain probability vs. loss probability	1.11	1.18	-0.07
Calmar ratio: Return relative to maximum drawdown	0.83	1.50	-0.67
Martin ratio: Return relative to average drawdown	1.82	3.42	-1.60

PSA vs. DOV - Sharpe Ratio Comparison

The current PSA Sharpe Ratio is 0.59, which is lower than the DOV Sharpe Ratio of 0.94. The chart below compares the historical Sharpe Ratios of PSA and DOV, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

PSA vs. DOV - Drawdown Comparison

The maximum PSA drawdown since its inception was -60.19%, roughly equal to the maximum DOV drawdown of -58.22%. Use the drawdown chart below to compare losses from any high point for PSA and DOV.

Drawdown Indicators

	PSA	DOV	Difference
Max Drawdown Largest peak-to-trough decline	-60.19%	-58.22%	-1.97%
Max Drawdown (1Y) Largest decline over 1 year	-16.20%	-15.34%	-0.86%
Max Drawdown (3Y) Largest decline over 3 years	-25.62%	-26.59%	+0.97%
Max Drawdown (5Y) Largest decline over 5 years	-37.93%	-35.56%	-2.37%
Max Drawdown (10Y) Largest decline over 10 years	-37.93%	-45.24%	+7.31%
Current Drawdown Current decline from peak	-5.92%	-6.36%	+0.44%
Average Drawdown Average peak-to-trough decline	-15.77%	-13.14%	-2.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.37%	6.71%	+0.66%

Volatility

PSA vs. DOV - Volatility Comparison

Public Storage (PSA) and Dover Corporation (DOV) have volatilities of 7.03% and 7.17%, 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.

Volatility by Period

	PSA	DOV	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.03%	7.17%	-0.14%
Volatility (6M) Calculated over the trailing 6-month period	17.72%	18.33%	-0.61%
Volatility (1Y) Calculated over the trailing 1-year period	22.80%	24.36%	-1.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.87%	24.87%	-1.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.46%	26.75%	-3.29%

Dividends

PSA vs. DOV - Dividend Comparison

PSA's dividend yield for the trailing twelve months is around 2.76%, more than DOV's 0.96% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DOV Dover Corporation	0.96%	1.06%	1.09%	1.32%	1.48%	1.10%	1.56%	1.68%	2.55%	1.80%	2.30%	2.67%
PSA Public Storage	2.76%	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. DOV - Profitability Comparison

The chart below illustrates the profitability comparison between Public Storage and Dover Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

PSA - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Public Storage reported a gross profit of 877.80M and revenue of 1.22B. Therefore, the gross margin over that period was 72.1%.

DOV - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Dover Corporation reported a gross profit of 798.14M and revenue of 2.05B. Therefore, the gross margin over that period was 38.9%.

PSA - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Public Storage reported an operating income of 474.28M and revenue of 1.22B, resulting in an operating margin of 39.0%.

DOV - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Dover Corporation reported an operating income of 305.91M and revenue of 2.05B, resulting in an operating margin of 14.9%.

PSA - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Public Storage reported a net income of 529.38M and revenue of 1.22B, resulting in a net margin of 43.5%.

DOV - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Dover Corporation reported a net income of 238.43M and revenue of 2.05B, resulting in a net margin of 11.6%.

Frequently Asked Questions

Can I hold both PSA and DOV in my portfolio?

PSA and DOV have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PSA or DOV?

DOV has higher volatility (7.17%) compared to PSA (7.03%). In terms of maximum drawdown, PSA dropped -60.19% vs DOV's -58.22%.

Which has better risk-adjusted returns?

DOV currently has the higher Sharpe Ratio (0.94 vs 0.59), 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.