SEMPX vs. ETV
SEMPX (Semper MBS Total Return Fund) is Nontraditional Bonds fund managed by Semper, while ETV (Eaton Vance Tax-Managed Buy-Write Opportunities Fund) is a stock. Over the past 10 years, SEMPX returned 3.55%/yr vs 9.42%/yr for ETV. At a 0.06 correlation, their price movements are largely independent.
Performance
SEMPX vs. ETV - Performance Comparison
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Returns By Period
In the year-to-date period, SEMPX achieves a 0.90% return, which is significantly lower than ETV's 8.19% return. Over the past 10 years, SEMPX has underperformed ETV with an annualized return of 3.55%, while ETV has yielded a comparatively higher 9.42% annualized return.
SEMPX
- 1D
- -0.12%
- 1M
- 1.05%
- YTD
- 0.90%
- 6M
- 1.36%
- 1Y
- 6.09%
- 3Y*
- 9.57%
- 5Y*
- 4.25%
- 10Y*
- 3.55%
ETV
- 1D
- 1.29%
- 1M
- 4.97%
- YTD
- 8.19%
- 6M
- 9.25%
- 1Y
- 21.04%
- 3Y*
- 15.54%
- 5Y*
- 7.27%
- 10Y*
- 9.42%
SEMPX vs. ETV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SEMPX Semper MBS Total Return Fund | 0.90% | 8.57% | 12.84% | 12.51% | -13.26% | 6.70% | -7.09% | 4.52% | 3.75% | 5.93% |
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund | 8.19% | 8.63% | 27.67% | 9.94% | -19.73% | 18.41% | 13.03% | 21.25% | -4.29% | 12.98% |
Correlation
The correlation between SEMPX and ETV is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.13 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.13 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.10 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2014 | 0.06 |
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Return for Risk
SEMPX vs. ETV — Risk / Return Rank
SEMPX
ETV
SEMPX vs. ETV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Semper MBS Total Return Fund (SEMPX) and Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| SEMPX | ETV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.53 | ||
| Sortino ratioReturn per unit of downside risk | +1.69 | ||
| Omega ratioGain probability vs. loss probability | 1.50 | 1.30 | +0.20 |
| Calmar ratioReturn relative to maximum drawdown | 2.99 | 2.04 | +0.95 |
| Martin ratioReturn relative to average drawdown | 9.35 | 10.40 | -1.05 |
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Drawdowns
SEMPX vs. ETV - Drawdown Comparison
The maximum SEMPX drawdown since its inception was -25.02%, smaller than the maximum ETV drawdown of -52.11%. Use the drawdown chart below to compare losses from any high point for SEMPX and ETV.
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Drawdown Indicators
| SEMPX | ETV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -25.02% | -52.11% | +27.09% |
Max Drawdown (1Y)Largest decline over 1 year | -2.04% | -10.34% | +8.30% |
Max Drawdown (3Y)Largest decline over 3 years | -2.04% | -20.27% | +18.23% |
Max Drawdown (5Y)Largest decline over 5 years | -14.67% | -22.71% | +8.04% |
Max Drawdown (10Y)Largest decline over 10 years | -25.02% | -42.39% | +17.37% |
Current DrawdownCurrent decline from peak | -0.80% | 0.00% | -0.80% |
Average DrawdownAverage peak-to-trough decline | -3.26% | -5.57% | +2.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.65% | 2.03% | -1.38% |
Volatility
SEMPX vs. ETV - Volatility Comparison
The current volatility for Semper MBS Total Return Fund (SEMPX) is 0.81%, while Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV) has a volatility of 3.62%. This indicates that SEMPX experiences smaller price fluctuations and is considered to be less risky than ETV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SEMPX | ETV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.81% | 3.62% | -2.81% |
Volatility (6M)Calculated over the trailing 6-month period | 2.07% | 10.25% | -8.18% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.75% | 12.46% | -9.71% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.12% | 16.90% | -13.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.92% | 19.29% | -15.37% |
Dividends
SEMPX vs. ETV - Dividend Comparison
SEMPX's dividend yield for the trailing twelve months is around 5.71%, less than ETV's 7.99% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund | 7.99% | 8.30% | 8.18% | 9.24% | 10.57% | 7.94% | 8.66% | 8.89% | 9.86% | 8.65% | 8.96% | 8.69% |
SEMPX Semper MBS Total Return Fund | 5.71% | 5.83% | 6.66% | 8.75% | 6.15% | 2.97% | 4.07% | 4.72% | 5.65% | 5.00% | 5.94% | 5.10% |
Frequently Asked Questions
SEMPX and ETV have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ETV has higher volatility (3.62%) compared to SEMPX (0.81%). In terms of maximum drawdown, SEMPX dropped -25.02% vs ETV's -52.11%.
SEMPX currently has the higher Sharpe Ratio (2.23 vs 1.70), 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.
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