COBYX vs. DEMIX
Compare and contrast key facts about The Cook & Bynum Fund (COBYX) and Delaware Emerging Markets Fund (DEMIX).
COBYX is managed by Cook & Bynum. It was launched on Jun 30, 2009. DEMIX is managed by Delaware Funds. It was launched on Jun 9, 1996.
Performance
COBYX vs. DEMIX - Performance Comparison
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COBYX vs. DEMIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
COBYX The Cook & Bynum Fund | 1.14% | 20.50% | -10.32% | 16.73% | 9.28% | 9.05% | -10.97% | 9.40% | -13.40% | 15.12% |
DEMIX Delaware Emerging Markets Fund | 13.36% | 86.79% | 6.52% | 17.59% | -28.66% | -2.08% | 26.09% | 24.33% | -17.10% | 41.98% |
Returns By Period
In the year-to-date period, COBYX achieves a 1.14% return, which is significantly lower than DEMIX's 13.36% return. Over the past 10 years, COBYX has underperformed DEMIX with an annualized return of 3.74%, while DEMIX has yielded a comparatively higher 14.40% annualized return.
COBYX
- 1D
- 0.85%
- 1M
- -7.34%
- YTD
- 1.14%
- 6M
- 5.27%
- 1Y
- 6.45%
- 3Y*
- 6.41%
- 5Y*
- 7.53%
- 10Y*
- 3.74%
DEMIX
- 1D
- 0.99%
- 1M
- -18.24%
- YTD
- 13.36%
- 6M
- 43.46%
- 1Y
- 104.80%
- 3Y*
- 35.24%
- 5Y*
- 12.50%
- 10Y*
- 14.40%
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COBYX vs. DEMIX - Expense Ratio Comparison
COBYX has a 1.49% expense ratio, which is higher than DEMIX's 1.26% expense ratio.
Return for Risk
COBYX vs. DEMIX — Risk / Return Rank
COBYX
DEMIX
COBYX vs. DEMIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for The Cook & Bynum Fund (COBYX) and Delaware Emerging Markets Fund (DEMIX). 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.
| COBYX | DEMIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.34 | 3.11 | -2.78 |
Sortino ratioReturn per unit of downside risk | 0.55 | 3.29 | -2.74 |
Omega ratioGain probability vs. loss probability | 1.08 | 1.51 | -0.43 |
Calmar ratioReturn relative to maximum drawdown | 0.83 | 4.81 | -3.98 |
Martin ratioReturn relative to average drawdown | 2.50 | 18.57 | -16.07 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| COBYX | DEMIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.34 | 3.11 | -2.78 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.55 | 0.54 | +0.01 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.28 | 0.66 | -0.38 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.34 | 0.44 | -0.11 |
Correlation
The correlation between COBYX and DEMIX is 0.48, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.
Dividends
COBYX vs. DEMIX - Dividend Comparison
COBYX's dividend yield for the trailing twelve months is around 1.17%, less than DEMIX's 16.74% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COBYX The Cook & Bynum Fund | 1.17% | 1.18% | 0.00% | 1.01% | 1.16% | 2.18% | 0.32% | 0.69% | 12.60% | 1.88% | 5.09% | 0.00% |
DEMIX Delaware Emerging Markets Fund | 16.74% | 18.97% | 1.99% | 2.95% | 1.89% | 3.42% | 0.87% | 0.80% | 0.65% | 1.80% | 0.94% | 0.30% |
Drawdowns
COBYX vs. DEMIX - Drawdown Comparison
The maximum COBYX drawdown since its inception was -34.18%, smaller than the maximum DEMIX drawdown of -63.15%. Use the drawdown chart below to compare losses from any high point for COBYX and DEMIX.
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Drawdown Indicators
| COBYX | DEMIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.18% | -63.15% | +28.97% |
Max Drawdown (1Y)Largest decline over 1 year | -8.95% | -20.32% | +11.37% |
Max Drawdown (5Y)Largest decline over 5 years | -17.10% | -43.95% | +26.85% |
Max Drawdown (10Y)Largest decline over 10 years | -34.18% | -46.29% | +12.11% |
Current DrawdownCurrent decline from peak | -7.92% | -19.53% | +11.61% |
Average DrawdownAverage peak-to-trough decline | -6.86% | -18.54% | +11.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.96% | 5.26% | -2.30% |
Volatility
COBYX vs. DEMIX - Volatility Comparison
The current volatility for The Cook & Bynum Fund (COBYX) is 4.99%, while Delaware Emerging Markets Fund (DEMIX) has a volatility of 19.15%. This indicates that COBYX experiences smaller price fluctuations and is considered to be less risky than DEMIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COBYX | DEMIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.99% | 19.15% | -14.16% |
Volatility (6M)Calculated over the trailing 6-month period | 8.27% | 28.50% | -20.23% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.50% | 33.36% | -18.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 13.96% | 23.11% | -9.15% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 13.54% | 21.94% | -8.40% |