SEMPX vs. ETV

Last updated Apr 2, 2026

Compare and contrast key facts about Semper MBS Total Return Fund (SEMPX) and Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV).

SEMPX is managed by Semper. It was launched on Jul 21, 2013.

Performance

SEMPX vs. ETV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Semper MBS Total Return Fund (SEMPX) and Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV). The values are adjusted to include any dividend payments, if applicable.

SEMPX vs. ETV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SEMPX Semper MBS Total Return Fund	-0.02%	8.57%	12.96%	12.51%	-13.26%	6.70%	-7.09%	4.52%	3.75%	5.93%
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund	-1.81%	8.63%	27.67%	9.94%	-19.73%	18.41%	13.03%	21.25%	-4.29%	12.98%

Returns By Period

In the year-to-date period, SEMPX achieves a -0.02% return, which is significantly higher than ETV's -1.81% return. Over the past 10 years, SEMPX has underperformed ETV with an annualized return of 3.57%, while ETV has yielded a comparatively higher 8.51% annualized return.

SEMPX

• 1D: 0.12%
• 1M: -1.37%
• YTD: -0.02%
• 6M: 1.81%
• 1Y: 6.06%
• 3Y*: 10.38%
• 5Y*: 4.57%
• 10Y*: 3.57%

ETV

• 1D: 1.02%
• 1M: -5.32%
• YTD: -1.81%
• 6M: 1.04%
• 1Y: 13.72%
• 3Y*: 12.50%
• 5Y*: 6.66%
• 10Y*: 8.51%

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

Return for Risk

SEMPX vs. ETV — Risk / Return Rank

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

SEMPX

SEMPX Risk / Return Rank: 94
SEMPX Sharpe Ratio Rank: 94
SEMPX Sortino Ratio Rank: 97
SEMPX Omega Ratio Rank: 94
SEMPX Calmar Ratio Rank: 94
SEMPX Martin Ratio Rank: 92

ETV

ETV Risk / Return Rank: 65
ETV Sharpe Ratio Rank: 66
ETV Sortino Ratio Rank: 58
ETV Omega Ratio Rank: 62
ETV Calmar Ratio Rank: 63
ETV Martin Ratio Rank: 77

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.

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.

	SEMPX	ETV	Difference
Sharpe ratio Return per unit of total volatility	2.24	0.71	+1.53
Sortino ratio Return per unit of downside risk	3.91	1.12	+2.79
Omega ratio Gain probability vs. loss probability	1.49	1.17	+0.32
Calmar ratio Return relative to maximum drawdown	3.27	1.04	+2.24
Martin ratio Return relative to average drawdown	11.61	5.24	+6.37
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SEMPX vs. ETV - Sharpe Ratio Comparison

The current SEMPX Sharpe Ratio is 2.24, which is higher than the ETV Sharpe Ratio of 0.71. The chart below compares the historical Sharpe Ratios of SEMPX and ETV, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SEMPX	ETV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.24	0.71	+1.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.50	0.40	+1.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.92	0.44	+0.48
Sharpe Ratio (All Time) Calculated using the full available price history	1.09	0.41	+0.68

Correlation

The correlation between SEMPX and ETV is 0.05, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

SEMPX vs. ETV - Dividend Comparison

SEMPX's dividend yield for the trailing twelve months is around 5.30%, less than ETV's 8.63% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SEMPX Semper MBS Total Return Fund	5.30%	5.83%	6.77%	8.75%	6.15%	2.97%	4.07%	4.72%	5.65%	5.00%	5.94%	5.10%
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund	8.63%	8.30%	8.18%	9.24%	10.57%	7.94%	8.66%	8.89%	9.86%	8.65%	8.96%	8.69%

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.

Drawdown Indicators

	SEMPX	ETV	Difference
Max Drawdown Largest peak-to-trough decline	-25.02%	-52.11%	+27.09%
Max Drawdown (1Y) Largest decline over 1 year	-2.04%	-13.37%	+11.33%
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 Drawdown Current decline from peak	-1.70%	-5.84%	+4.14%
Average Drawdown Average peak-to-trough decline	-3.30%	-5.61%	+2.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.58%	2.65%	-2.07%

Volatility

SEMPX vs. ETV - Volatility Comparison

The current volatility for Semper MBS Total Return Fund (SEMPX) is 0.76%, while Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV) has a volatility of 6.71%. 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.

Volatility by Period

	SEMPX	ETV	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.76%	6.71%	-5.95%
Volatility (6M) Calculated over the trailing 6-month period	1.88%	10.12%	-8.24%
Volatility (1Y) Calculated over the trailing 1-year period	2.85%	19.36%	-16.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.07%	16.85%	-13.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.90%	19.32%	-15.42%