ETB vs. GTSOX
Compare and contrast key facts about Eaton Vance Tax-Managed Buy-Write Income Fund (ETB) and Glenmede Secured Options Portfolio (GTSOX).
ETB is managed by Eaton Vance. It was launched on Apr 29, 2005. GTSOX is managed by Glenmede. It was launched on Jun 29, 2010.
Performance
ETB vs. GTSOX - Performance Comparison
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ETB vs. GTSOX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ETB Eaton Vance Tax-Managed Buy-Write Income Fund | -1.63% | 11.16% | 26.22% | 7.50% | -16.59% | 23.68% | 0.43% | 32.40% | -12.75% | 9.52% |
GTSOX Glenmede Secured Options Portfolio | -0.07% | 7.73% | 13.79% | 14.59% | -11.69% | 18.06% | 4.22% | 18.45% | -4.68% | 5.96% |
Returns By Period
In the year-to-date period, ETB achieves a -1.63% return, which is significantly lower than GTSOX's -0.07% return. Over the past 10 years, ETB has outperformed GTSOX with an annualized return of 7.69%, while GTSOX has yielded a comparatively lower 7.13% annualized return.
ETB
- 1D
- 2.01%
- 1M
- -4.23%
- YTD
- -1.63%
- 6M
- 2.15%
- 1Y
- 17.03%
- 3Y*
- 13.55%
- 5Y*
- 7.37%
- 10Y*
- 7.69%
GTSOX
- 1D
- 2.70%
- 1M
- -2.07%
- YTD
- -0.07%
- 6M
- 2.52%
- 1Y
- 10.07%
- 3Y*
- 9.75%
- 5Y*
- 6.60%
- 10Y*
- 7.13%
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ETB vs. GTSOX - Expense Ratio Comparison
ETB has a 0.01% expense ratio, which is lower than GTSOX's 0.85% expense ratio.
Return for Risk
ETB vs. GTSOX — Risk / Return Rank
ETB
GTSOX
ETB vs. GTSOX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Tax-Managed Buy-Write Income Fund (ETB) and Glenmede Secured Options Portfolio (GTSOX). 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.
| ETB | GTSOX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.99 | 0.77 | +0.22 |
Sortino ratioReturn per unit of downside risk | 1.47 | 1.22 | +0.25 |
Omega ratioGain probability vs. loss probability | 1.24 | 1.31 | -0.07 |
Calmar ratioReturn relative to maximum drawdown | 1.39 | 0.89 | +0.50 |
Martin ratioReturn relative to average drawdown | 7.19 | 5.59 | +1.60 |
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
| ETB | GTSOX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.99 | 0.77 | +0.22 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.46 | 0.50 | -0.05 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.43 | 0.53 | -0.10 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.39 | 0.56 | -0.17 |
Correlation
The correlation between ETB and GTSOX is 0.58, 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
ETB vs. GTSOX - Dividend Comparison
ETB's dividend yield for the trailing twelve months is around 8.63%, more than GTSOX's 7.47% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ETB Eaton Vance Tax-Managed Buy-Write Income Fund | 8.63% | 8.31% | 8.21% | 8.62% | 9.63% | 7.57% | 8.64% | 7.90% | 9.64% | 7.75% | 7.85% | 7.77% |
GTSOX Glenmede Secured Options Portfolio | 7.47% | 7.47% | 12.31% | 0.00% | 0.00% | 13.35% | 0.00% | 7.56% | 2.62% | 6.57% | 5.01% | 5.95% |
Drawdowns
ETB vs. GTSOX - Drawdown Comparison
The maximum ETB drawdown since its inception was -51.09%, which is greater than GTSOX's maximum drawdown of -29.21%. Use the drawdown chart below to compare losses from any high point for ETB and GTSOX.
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Drawdown Indicators
| ETB | GTSOX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -51.09% | -29.21% | -21.88% |
Max Drawdown (1Y)Largest decline over 1 year | -12.64% | -11.14% | -1.50% |
Max Drawdown (5Y)Largest decline over 5 years | -23.43% | -22.03% | -1.40% |
Max Drawdown (10Y)Largest decline over 10 years | -45.08% | -29.21% | -15.87% |
Current DrawdownCurrent decline from peak | -4.42% | -4.17% | -0.25% |
Average DrawdownAverage peak-to-trough decline | -6.76% | -2.99% | -3.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.44% | 1.77% | +0.67% |
Volatility
ETB vs. GTSOX - Volatility Comparison
Eaton Vance Tax-Managed Buy-Write Income Fund (ETB) has a higher volatility of 6.23% compared to Glenmede Secured Options Portfolio (GTSOX) at 4.30%. This indicates that ETB's price experiences larger fluctuations and is considered to be riskier than GTSOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ETB | GTSOX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.23% | 4.30% | +1.93% |
Volatility (6M)Calculated over the trailing 6-month period | 9.24% | 4.95% | +4.29% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.37% | 14.05% | +3.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.23% | 13.19% | +3.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.02% | 13.44% | +4.58% |