CUSIX vs. VSIIX

Last updated Jun 3, 2026

CUSIX (Cullen Small Cap Value Fund) and VSIIX (Vanguard Small-Cap Value Index Fund Institutional Shares) are both Small Cap Value Equities funds. Over the past 10 years, CUSIX returned 7.26%/yr vs 10.48%/yr for VSIIX. Their correlation of 0.92 suggests significant overlap in exposure. CUSIX charges 1.00%/yr vs 0.06%/yr for VSIIX.

Performance

CUSIX vs. VSIIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cullen Small Cap Value Fund (CUSIX) and Vanguard Small-Cap Value Index Fund Institutional Shares (VSIIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CUSIX achieves a 3.71% return, which is significantly lower than VSIIX's 11.11% return. Over the past 10 years, CUSIX has underperformed VSIIX with an annualized return of 7.26%, while VSIIX has yielded a comparatively higher 10.48% annualized return.

CUSIX

• 1D: 0.21%
• 1M: -0.35%
• YTD: 3.71%
• 6M: 2.62%
• 1Y: 15.72%
• 3Y*: 6.31%
• 5Y*: 1.98%
• 10Y*: 7.26%

VSIIX

• 1D: -0.30%
• 1M: 1.01%
• YTD: 11.11%
• 6M: 12.64%
• 1Y: 26.82%
• 3Y*: 16.28%
• 5Y*: 7.76%
• 10Y*: 10.48%

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

CUSIX vs. VSIIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CUSIX Cullen Small Cap Value Fund	3.71%	-1.21%	4.80%	5.77%	-0.75%	22.04%	12.07%	22.83%	-9.78%	0.89%
VSIIX Vanguard Small-Cap Value Index Fund Institutional Shares	11.11%	9.10%	11.37%	17.06%	-9.31%	28.12%	5.81%	22.81%	-12.24%	11.80%

Correlation

The correlation between CUSIX and VSIIX is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.89
Correlation (5Y) Calculated over the trailing 5-year period	0.91
Correlation (10Y) Calculated over the trailing 10-year period	0.91
Correlation (All Time) Calculated using the full available price history since Oct 2, 2009	0.92

The correlation between CUSIX and VSIIX has been stable across timeframes, ranging from 0.87 to 0.92 - a consistent structural relationship.

Return for Risk

CUSIX vs. VSIIX — Risk / Return Rank

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

CUSIX

CUSIX Risk / Return Rank: 7
CUSIX Sharpe Ratio Rank: 7
CUSIX Sortino Ratio Rank: 8
CUSIX Omega Ratio Rank: 8
CUSIX Calmar Ratio Rank: 7
CUSIX Martin Ratio Rank: 5

VSIIX

VSIIX Risk / Return Rank: 42
VSIIX Sharpe Ratio Rank: 35
VSIIX Sortino Ratio Rank: 37
VSIIX Omega Ratio Rank: 32
VSIIX Calmar Ratio Rank: 56
VSIIX Martin Ratio Rank: 49

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.

CUSIX vs. VSIIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cullen Small Cap Value Fund (CUSIX) and Vanguard Small-Cap Value Index Fund Institutional Shares (VSIIX). 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.

	CUSIX	VSIIX	Difference
Sharpe ratio Return per unit of total volatility	0.63	1.74	-1.11
Sortino ratio Return per unit of downside risk	1.07	2.57	-1.50
Omega ratio Gain probability vs. loss probability	1.12	1.30	-0.18
Calmar ratio Return relative to maximum drawdown	0.70	2.89	-2.19
Martin ratio Return relative to average drawdown	1.51	10.28	-8.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CUSIX vs. VSIIX - Sharpe Ratio Comparison

The current CUSIX Sharpe Ratio is 0.63, which is lower than the VSIIX Sharpe Ratio of 1.74. The chart below compares the historical Sharpe Ratios of CUSIX and VSIIX, 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

	CUSIX	VSIIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.63	1.74	-1.11
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.08	0.39	-0.31
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.29	0.48	-0.19
Sharpe Ratio (All Time) Calculated using the full available price history	0.31	0.44	-0.13

Drawdowns

CUSIX vs. VSIIX - Drawdown Comparison

The maximum CUSIX drawdown since its inception was -45.46%, smaller than the maximum VSIIX drawdown of -62.05%. Use the drawdown chart below to compare losses from any high point for CUSIX and VSIIX.

Drawdown Indicators

	CUSIX	VSIIX	Difference
Max Drawdown Largest peak-to-trough decline	-45.46%	-62.05%	+16.59%
Max Drawdown (1Y) Largest decline over 1 year	-18.49%	-8.87%	-9.62%
Max Drawdown (3Y) Largest decline over 3 years	-31.76%	-24.09%	-7.67%
Max Drawdown (5Y) Largest decline over 5 years	-31.76%	-24.09%	-7.67%
Max Drawdown (10Y) Largest decline over 10 years	-45.46%	-45.38%	-0.08%
Current Drawdown Current decline from peak	-10.52%	-0.67%	-9.85%
Average Drawdown Average peak-to-trough decline	-8.53%	-8.52%	-0.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.61%	2.50%	+6.11%

Volatility

CUSIX vs. VSIIX - Volatility Comparison

Cullen Small Cap Value Fund (CUSIX) has a higher volatility of 6.86% compared to Vanguard Small-Cap Value Index Fund Institutional Shares (VSIIX) at 4.03%. This indicates that CUSIX's price experiences larger fluctuations and is considered to be riskier than VSIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CUSIX	VSIIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.86%	4.03%	+2.83%
Volatility (6M) Calculated over the trailing 6-month period	15.79%	10.41%	+5.38%
Volatility (1Y) Calculated over the trailing 1-year period	23.44%	15.21%	+8.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.58%	19.76%	+3.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.04%	21.83%	+3.21%

CUSIX vs. VSIIX - Expense Ratio Comparison

CUSIX has a 1.00% expense ratio, which is higher than VSIIX's 0.06% expense ratio.

Dividends

CUSIX vs. VSIIX - Dividend Comparison

CUSIX's dividend yield for the trailing twelve months is around 1.04%, less than VSIIX's 1.78% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CUSIX Cullen Small Cap Value Fund	1.04%	1.06%	5.46%	1.71%	7.61%	11.67%	0.21%	3.01%	5.98%	19.35%	0.67%	2.63%
VSIIX Vanguard Small-Cap Value Index Fund Institutional Shares	1.78%	1.96%	1.99%	2.10%	2.04%	1.76%	1.69%	2.07%	2.36%	1.80%	1.77%	1.99%

Frequently Asked Questions

Can I hold both CUSIX and VSIIX in my portfolio?

CUSIX and VSIIX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CUSIX or VSIIX?

CUSIX has higher volatility (6.86%) compared to VSIIX (4.03%). In terms of maximum drawdown, CUSIX dropped -45.46% vs VSIIX's -62.05%.

Which has better risk-adjusted returns?

VSIIX currently has the higher Sharpe Ratio (1.74 vs 0.63), 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.