CIOVX vs. CEMVX

Last updated Jun 4, 2026

CIOVX (Causeway International Opps Fd) and CEMVX (Causeway Emerging Markets Investor) are both mutual funds - CIOVX is a Foreign Large Cap Equities fund managed by Causeway, while CEMVX is a Emerging Markets Diversified fund managed by Causeway. Over the past 10 years, CIOVX returned 10.51%/yr vs 12.08%/yr for CEMVX. A 0.78 correlation means they provide meaningful diversification when combined. CIOVX charges 1.20%/yr vs 1.36%/yr for CEMVX.

Performance

CIOVX vs. CEMVX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Causeway International Opps Fd (CIOVX) and Causeway Emerging Markets Investor (CEMVX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CIOVX achieves a 13.51% return, which is significantly lower than CEMVX's 36.42% return. Over the past 10 years, CIOVX has underperformed CEMVX with an annualized return of 10.51%, while CEMVX has yielded a comparatively higher 12.08% annualized return.

CIOVX

• 1D: 0.37%
• 1M: 7.24%
• YTD: 13.51%
• 6M: 18.20%
• 1Y: 34.14%
• 3Y*: 22.39%
• 5Y*: 11.90%
• 10Y*: 10.51%

CEMVX

• 1D: 0.96%
• 1M: 10.72%
• YTD: 36.42%
• 6M: 40.94%
• 1Y: 71.04%
• 3Y*: 32.60%
• 5Y*: 11.67%
• 10Y*: 12.08%

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

CIOVX vs. CEMVX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CIOVX Causeway International Opps Fd	13.51%	36.68%	8.35%	24.39%	-11.28%	6.38%	5.21%	21.40%	-18.62%	29.39%
CEMVX Causeway Emerging Markets Investor	36.42%	35.92%	14.62%	16.83%	-23.20%	-1.10%	16.73%	16.39%	-18.06%	39.48%

Correlation

The correlation between CIOVX and CEMVX is 0.70, 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	0.70
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.74
Correlation (10Y) Calculated over the trailing 10-year period	0.75
Correlation (All Time) Calculated using the full available price history since Jan 5, 2010	0.78

The correlation between CIOVX and CEMVX has been stable across timeframes, ranging from 0.70 to 0.78 - a consistent structural relationship.

Return for Risk

CIOVX vs. CEMVX — Risk / Return Rank

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

CIOVX

CIOVX Risk / Return Rank: 47
CIOVX Sharpe Ratio Rank: 55
CIOVX Sortino Ratio Rank: 51
CIOVX Omega Ratio Rank: 56
CIOVX Calmar Ratio Rank: 37
CIOVX Martin Ratio Rank: 38

CEMVX

CEMVX Risk / Return Rank: 93
CEMVX Sharpe Ratio Rank: 96
CEMVX Sortino Ratio Rank: 90
CEMVX Omega Ratio Rank: 90
CEMVX Calmar Ratio Rank: 93
CEMVX Martin Ratio Rank: 94

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.

CIOVX vs. CEMVX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Causeway International Opps Fd (CIOVX) and Causeway Emerging Markets Investor (CEMVX). 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.

	CIOVX	CEMVX	Difference
Sharpe ratio: Return per unit of total volatility	2.17	3.59	-1.42
Sortino ratio: Return per unit of downside risk	3.01	4.39	-1.38
Omega ratio: Gain probability vs. loss probability	1.41	1.65	-0.24
Calmar ratio: Return relative to maximum drawdown	2.30	5.24	-2.94
Martin ratio: Return relative to average drawdown	8.29	20.83	-12.54
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CIOVX vs. CEMVX - Sharpe Ratio Comparison

The current CIOVX Sharpe Ratio is 2.17, which is lower than the CEMVX Sharpe Ratio of 3.59. The chart below compares the historical Sharpe Ratios of CIOVX and CEMVX, 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

	CIOVX	CEMVX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.17	3.59	-1.42
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.70	0.66	+0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.57	0.66	-0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	0.33	+0.11

Drawdowns

CIOVX vs. CEMVX - Drawdown Comparison

The maximum CIOVX drawdown since its inception was -43.70%, smaller than the maximum CEMVX drawdown of -69.02%. Use the drawdown chart below to compare losses from any high point for CIOVX and CEMVX.

Drawdown Indicators

	CIOVX	CEMVX	Difference
Max Drawdown Largest peak-to-trough decline	-43.70%	-69.02%	+25.32%
Max Drawdown (1Y) Largest decline over 1 year	-14.92%	-13.68%	-1.24%
Max Drawdown (3Y) Largest decline over 3 years	-16.43%	-18.01%	+1.58%
Max Drawdown (5Y) Largest decline over 5 years	-30.18%	-36.80%	+6.62%
Max Drawdown (10Y) Largest decline over 10 years	-43.70%	-39.88%	-3.82%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-8.61%	-16.02%	+7.41%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.12%	3.43%	+0.69%

Volatility

CIOVX vs. CEMVX - Volatility Comparison

The current volatility for Causeway International Opps Fd (CIOVX) is 5.57%, while Causeway Emerging Markets Investor (CEMVX) has a volatility of 8.25%. This indicates that CIOVX experiences smaller price fluctuations and is considered to be less risky than CEMVX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CIOVX	CEMVX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.57%	8.25%	-2.68%
Volatility (6M) Calculated over the trailing 6-month period	13.32%	16.97%	-3.65%
Volatility (1Y) Calculated over the trailing 1-year period	15.82%	19.98%	-4.16%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.18%	17.67%	-0.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.45%	18.39%	+0.06%

CIOVX vs. CEMVX - Expense Ratio Comparison

CIOVX has a 1.20% expense ratio, which is lower than CEMVX's 1.36% expense ratio.

Dividends

CIOVX vs. CEMVX - Dividend Comparison

CIOVX's dividend yield for the trailing twelve months is around 7.68%, more than CEMVX's 1.66% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CEMVX Causeway Emerging Markets Investor	1.66%	2.26%	3.45%	4.55%	4.40%	22.65%	1.18%	1.79%	1.54%	1.36%	1.30%	1.48%
CIOVX Causeway International Opps Fd	7.68%	8.72%	9.86%	2.51%	2.52%	1.38%	1.20%	2.34%	2.53%	1.33%	3.74%	1.44%

Frequently Asked Questions

Can I hold both CIOVX and CEMVX in my portfolio?

CIOVX and CEMVX have a correlation of 0.70, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CIOVX or CEMVX?

CEMVX has higher volatility (8.25%) compared to CIOVX (5.57%). In terms of maximum drawdown, CIOVX dropped -43.70% vs CEMVX's -69.02%.

Which has better risk-adjusted returns?

CEMVX currently has the higher Sharpe Ratio (3.59 vs 2.17), 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.