CSSPX vs. VTSNX

Last updated Jun 4, 2026

CSSPX (Cohen & Steers Global Realty Shares, Inc.) and VTSNX (Vanguard Total International Stock Index Fund Institutional Shares) are both mutual funds - CSSPX is a REIT fund managed by T. Rowe Price, while VTSNX is a Large Cap Blend Equities fund managed by Vanguard. Over the past 10 years, CSSPX returned 5.07%/yr vs 9.89%/yr for VTSNX. A 0.67 correlation means they provide meaningful diversification when combined. CSSPX charges 0.90%/yr vs 0.08%/yr for VTSNX.

Performance

CSSPX vs. VTSNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cohen & Steers Global Realty Shares, Inc. (CSSPX) and Vanguard Total International Stock Index Fund Institutional Shares (VTSNX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CSSPX achieves a 6.71% return, which is significantly lower than VTSNX's 15.42% return. Over the past 10 years, CSSPX has underperformed VTSNX with an annualized return of 5.07%, while VTSNX has yielded a comparatively higher 9.89% annualized return.

CSSPX

• 1D: 0.24%
• 1M: -2.35%
• YTD: 6.71%
• 6M: 6.31%
• 1Y: 11.23%
• 3Y*: 8.81%
• 5Y*: 1.29%
• 10Y*: 5.07%

VTSNX

• 1D: 0.61%
• 1M: 5.54%
• YTD: 15.42%
• 6M: 18.20%
• 1Y: 33.39%
• 3Y*: 19.83%
• 5Y*: 8.84%
• 10Y*: 9.89%

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

CSSPX vs. VTSNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CSSPX Cohen & Steers Global Realty Shares, Inc.	6.71%	10.61%	0.84%	10.75%	-25.08%	26.46%	-2.35%	24.80%	-3.86%	12.95%
VTSNX Vanguard Total International Stock Index Fund Institutional Shares	15.42%	32.24%	5.38%	15.29%	-15.99%	8.64%	11.27%	21.69%	-14.41%	27.54%

Correlation

The correlation between CSSPX and VTSNX is 0.58, 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	0.58
Correlation (3Y) Calculated over the trailing 3-year period	0.63
Correlation (5Y) Calculated over the trailing 5-year period	0.68
Correlation (10Y) Calculated over the trailing 10-year period	0.65
Correlation (All Time) Calculated using the full available price history since Jan 3, 2014	0.67

The correlation between CSSPX and VTSNX shifts across timeframes, from 0.58 (1 year) to 0.68 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

CSSPX vs. VTSNX — Risk / Return Rank

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

CSSPX

CSSPX Risk / Return Rank: 12
CSSPX Sharpe Ratio Rank: 12
CSSPX Sortino Ratio Rank: 11
CSSPX Omega Ratio Rank: 12
CSSPX Calmar Ratio Rank: 11
CSSPX Martin Ratio Rank: 14

VTSNX

VTSNX Risk / Return Rank: 59
VTSNX Sharpe Ratio Rank: 63
VTSNX Sortino Ratio Rank: 56
VTSNX Omega Ratio Rank: 60
VTSNX Calmar Ratio Rank: 57
VTSNX Martin Ratio Rank: 58

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.

CSSPX vs. VTSNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cohen & Steers Global Realty Shares, Inc. (CSSPX) and Vanguard Total International Stock Index Fund Institutional Shares (VTSNX). 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.

	CSSPX	VTSNX	Difference
Sharpe ratio: Return per unit of total volatility	0.93	2.32	-1.39
Sortino ratio: Return per unit of downside risk	1.33	3.15	-1.82
Omega ratio: Gain probability vs. loss probability	1.17	1.43	-0.26
Calmar ratio: Return relative to maximum drawdown	1.08	2.92	-1.84
Martin ratio: Return relative to average drawdown	4.07	11.52	-7.45
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CSSPX vs. VTSNX - Sharpe Ratio Comparison

The current CSSPX Sharpe Ratio is 0.93, which is lower than the VTSNX Sharpe Ratio of 2.32. The chart below compares the historical Sharpe Ratios of CSSPX and VTSNX, 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

	CSSPX	VTSNX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.93	2.32	-1.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.08	0.59	-0.51
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.30	0.62	-0.32
Sharpe Ratio (All Time) Calculated using the full available price history	0.36	0.42	-0.06

Drawdowns

CSSPX vs. VTSNX - Drawdown Comparison

The maximum CSSPX drawdown since its inception was -40.47%, which is greater than VTSNX's maximum drawdown of -35.72%. Use the drawdown chart below to compare losses from any high point for CSSPX and VTSNX.

Drawdown Indicators

	CSSPX	VTSNX	Difference
Max Drawdown Largest peak-to-trough decline	-40.47%	-35.72%	-4.75%
Max Drawdown (1Y) Largest decline over 1 year	-10.05%	-11.29%	+1.24%
Max Drawdown (3Y) Largest decline over 3 years	-18.16%	-13.14%	-5.02%
Max Drawdown (5Y) Largest decline over 5 years	-32.72%	-29.55%	-3.17%
Max Drawdown (10Y) Largest decline over 10 years	-40.47%	-35.72%	-4.75%
Current Drawdown Current decline from peak	-3.98%	0.00%	-3.98%
Average Drawdown Average peak-to-trough decline	-8.39%	-8.10%	-0.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.64%	2.85%	-0.21%

Volatility

CSSPX vs. VTSNX - Volatility Comparison

The current volatility for Cohen & Steers Global Realty Shares, Inc. (CSSPX) is 3.51%, while Vanguard Total International Stock Index Fund Institutional Shares (VTSNX) has a volatility of 4.80%. This indicates that CSSPX experiences smaller price fluctuations and is considered to be less risky than VTSNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CSSPX	VTSNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.51%	4.80%	-1.29%
Volatility (6M) Calculated over the trailing 6-month period	8.94%	11.90%	-2.96%
Volatility (1Y) Calculated over the trailing 1-year period	11.66%	14.21%	-2.55%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.94%	15.04%	+0.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.03%	15.93%	+1.10%

CSSPX vs. VTSNX - Expense Ratio Comparison

CSSPX has a 0.90% expense ratio, which is higher than VTSNX's 0.08% expense ratio.

Dividends

CSSPX vs. VTSNX - Dividend Comparison

CSSPX's dividend yield for the trailing twelve months is around 3.24%, more than VTSNX's 2.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CSSPX Cohen & Steers Global Realty Shares, Inc.	3.24%	3.46%	2.78%	2.85%	3.02%	3.21%	2.41%	8.61%	3.95%	2.79%	6.89%	2.68%
VTSNX Vanguard Total International Stock Index Fund Institutional Shares	2.62%	3.17%	3.36%	3.24%	3.08%	3.08%	2.13%	3.16%	3.19%	2.75%	2.95%	2.86%

Frequently Asked Questions

Can I hold both CSSPX and VTSNX in my portfolio?

CSSPX and VTSNX have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CSSPX or VTSNX?

VTSNX has higher volatility (4.80%) compared to CSSPX (3.51%). In terms of maximum drawdown, CSSPX dropped -40.47% vs VTSNX's -35.72%.

Which has better risk-adjusted returns?

VTSNX currently has the higher Sharpe Ratio (2.32 vs 0.93), 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.