DLR vs. PSPSY

Last updated Jun 9, 2026

DLR (Digital Realty Trust, Inc.) and PSPSY (PSP Swiss Property AG) are both stocks. Both are in the Real Estate sector — DLR in REIT - Office, PSPSY in Real Estate - Services. Over the past year, DLR returned 6.01% vs 13.87% for PSPSY. At a correlation of -0.04, they often move in opposite directions.

Performance

DLR vs. PSPSY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Digital Realty Trust, Inc. (DLR) and PSP Swiss Property AG (PSPSY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DLR achieves a 18.54% return, which is significantly higher than PSPSY's 2.76% return.

DLR

• 1D: -2.48%
• 1M: -6.74%
• YTD: 18.54%
• 6M: 12.87%
• 1Y: 6.01%
• 3Y*: 24.45%
• 5Y*: 6.09%
• 10Y*: 9.65%

PSPSY

• 1D: 0.00%
• 1M: 0.00%
• YTD: 2.76%
• 6M: 2.76%
• 1Y: 13.87%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DLR vs. PSPSY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
DLR Digital Realty Trust, Inc.	18.54%	-10.07%	35.90%	-1.74%
PSPSY PSP Swiss Property AG	2.76%	64.12%	-7.96%	21.14%

Correlation

The correlation between DLR and PSPSY is 0.01, 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	0.01
Correlation (All Time) Calculated using the full available price history since Nov 30, 2023	-0.04

Return for Risk

DLR vs. PSPSY — Risk / Return Rank

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

DLR

DLR Risk / Return Rank: 48
DLR Sharpe Ratio Rank: 52
DLR Sortino Ratio Rank: 45
DLR Omega Ratio Rank: 43
DLR Calmar Ratio Rank: 51
DLR Martin Ratio Rank: 52

PSPSY

PSPSY Risk / Return Rank: 73
PSPSY Sharpe Ratio Rank: 68
PSPSY Sortino Ratio Rank: 69
PSPSY Omega Ratio Rank: 98
PSPSY Calmar Ratio Rank: 65
PSPSY Martin Ratio Rank: 65

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.

DLR vs. PSPSY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Digital Realty Trust, Inc. (DLR) and PSP Swiss Property AG (PSPSY). 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.

	DLR	PSPSY	Difference
Sharpe ratio: Return per unit of total volatility	0.27	0.77	-0.50
Sortino ratio: Return per unit of downside risk	0.55	1.62	-1.08
Omega ratio: Gain probability vs. loss probability	1.06	1.76	-0.70
Calmar ratio: Return relative to maximum drawdown	0.36	1.12	-0.76
Martin ratio: Return relative to average drawdown	0.90	2.50	-1.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DLR vs. PSPSY - Sharpe Ratio Comparison

The current DLR Sharpe Ratio is 0.27, which is lower than the PSPSY Sharpe Ratio of 0.77. The chart below compares the historical Sharpe Ratios of DLR and PSPSY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	DLR	PSPSY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.27	0.77	-0.50
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.21	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.34	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.55	0.94	-0.39

Drawdowns

DLR vs. PSPSY - Drawdown Comparison

The maximum DLR drawdown since its inception was -56.80%, which is greater than PSPSY's maximum drawdown of -12.53%. Use the drawdown chart below to compare losses from any high point for DLR and PSPSY.

Drawdown Indicators

	DLR	PSPSY	Difference
Max Drawdown Largest peak-to-trough decline	-56.80%	-12.53%	-44.27%
Max Drawdown (1Y) Largest decline over 1 year	-16.83%	-12.53%	-4.30%
Max Drawdown (3Y) Largest decline over 3 years	-29.40%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-48.52%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-48.52%	—	—
Current Drawdown Current decline from peak	-10.67%	-0.21%	-10.46%
Average Drawdown Average peak-to-trough decline	-11.13%	-5.51%	-5.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.70%	5.59%	+1.11%

Volatility

DLR vs. PSPSY - Volatility Comparison

Digital Realty Trust, Inc. (DLR) has a higher volatility of 6.99% compared to PSP Swiss Property AG (PSPSY) at 0.00%. This indicates that DLR's price experiences larger fluctuations and is considered to be riskier than PSPSY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DLR	PSPSY	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.99%	0.00%	+6.99%
Volatility (6M) Calculated over the trailing 6-month period	16.34%	7.04%	+9.30%
Volatility (1Y) Calculated over the trailing 1-year period	22.64%	18.37%	+4.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.57%	31.05%	-2.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.19%	31.05%	-2.86%

Dividends

DLR vs. PSPSY - Dividend Comparison

DLR's dividend yield for the trailing twelve months is around 2.68%, more than PSPSY's 2.53% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DLR Digital Realty Trust, Inc.	2.68%	3.15%	2.75%	3.63%	4.87%	2.62%	3.21%	3.61%	3.79%	3.27%	3.58%	4.50%
PSPSY PSP Swiss Property AG	2.53%	2.37%	3.38%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both DLR and PSPSY in my portfolio?

DLR and PSPSY have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DLR or PSPSY?

DLR has higher volatility (6.99%) compared to PSPSY (0.00%). In terms of maximum drawdown, DLR dropped -56.80% vs PSPSY's -12.53%.

Which has better risk-adjusted returns?

PSPSY currently has the higher Sharpe Ratio (0.77 vs 0.27), 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.