PortfoliosLab logo
BSTZ vs. CEFS
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between BSTZ and CEFS 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.


-0.50.00.51.0
Correlation: 0.6

Performance

BSTZ vs. CEFS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BlackRock Science and Technology Trust II (BSTZ) and Saba Closed-End Funds ETF (CEFS). The values are adjusted to include any dividend payments, if applicable.

30.00%40.00%50.00%60.00%70.00%80.00%90.00%NovemberDecember2025FebruaryMarchApril
48.29%
81.86%
BSTZ
CEFS

Key characteristics

Sharpe Ratio

BSTZ:

0.61

CEFS:

1.14

Sortino Ratio

BSTZ:

1.00

CEFS:

1.56

Omega Ratio

BSTZ:

1.13

CEFS:

1.24

Calmar Ratio

BSTZ:

0.34

CEFS:

1.19

Martin Ratio

BSTZ:

2.02

CEFS:

5.29

Ulcer Index

BSTZ:

8.11%

CEFS:

3.01%

Daily Std Dev

BSTZ:

26.81%

CEFS:

13.96%

Max Drawdown

BSTZ:

-59.31%

CEFS:

-38.99%

Current Drawdown

BSTZ:

-39.28%

CEFS:

-6.06%

Returns By Period

In the year-to-date period, BSTZ achieves a -10.35% return, which is significantly lower than CEFS's -0.25% return.


BSTZ

YTD

-10.35%

1M

-3.13%

6M

-5.07%

1Y

14.29%

5Y*

8.22%

10Y*

N/A

CEFS

YTD

-0.25%

1M

-2.83%

6M

-0.02%

1Y

15.73%

5Y*

16.36%

10Y*

N/A

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


Risk-Adjusted Performance

BSTZ vs. CEFS — Risk-Adjusted Performance Rank

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

BSTZ
The Risk-Adjusted Performance Rank of BSTZ is 7070
Overall Rank
The Sharpe Ratio Rank of BSTZ is 7575
Sharpe Ratio Rank
The Sortino Ratio Rank of BSTZ is 6767
Sortino Ratio Rank
The Omega Ratio Rank of BSTZ is 6565
Omega Ratio Rank
The Calmar Ratio Rank of BSTZ is 6868
Calmar Ratio Rank
The Martin Ratio Rank of BSTZ is 7474
Martin Ratio Rank

CEFS
The Risk-Adjusted Performance Rank of CEFS is 8484
Overall Rank
The Sharpe Ratio Rank of CEFS is 8383
Sharpe Ratio Rank
The Sortino Ratio Rank of CEFS is 8282
Sortino Ratio Rank
The Omega Ratio Rank of CEFS is 8585
Omega Ratio Rank
The Calmar Ratio Rank of CEFS is 8686
Calmar Ratio Rank
The Martin Ratio Rank of CEFS is 8585
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

BSTZ vs. CEFS - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for BlackRock Science and Technology Trust II (BSTZ) and Saba Closed-End Funds ETF (CEFS). 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.


The chart of Sharpe ratio for BSTZ, currently valued at 0.61, compared to the broader market-2.00-1.000.001.002.003.00
BSTZ: 0.61
CEFS: 1.14
The chart of Sortino ratio for BSTZ, currently valued at 1.00, compared to the broader market-6.00-4.00-2.000.002.004.00
BSTZ: 1.00
CEFS: 1.56
The chart of Omega ratio for BSTZ, currently valued at 1.13, compared to the broader market0.501.001.502.00
BSTZ: 1.13
CEFS: 1.24
The chart of Calmar ratio for BSTZ, currently valued at 0.34, compared to the broader market0.001.002.003.004.005.00
BSTZ: 0.34
CEFS: 1.19
The chart of Martin ratio for BSTZ, currently valued at 2.02, compared to the broader market-5.000.005.0010.0015.0020.00
BSTZ: 2.02
CEFS: 5.29

The current BSTZ Sharpe Ratio is 0.61, which is lower than the CEFS Sharpe Ratio of 1.14. The chart below compares the historical Sharpe Ratios of BSTZ and CEFS, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00NovemberDecember2025FebruaryMarchApril
0.61
1.14
BSTZ
CEFS

Dividends

BSTZ vs. CEFS - Dividend Comparison

BSTZ's dividend yield for the trailing twelve months is around 14.04%, more than CEFS's 8.31% yield.


TTM20242023202220212020201920182017
BSTZ
BlackRock Science and Technology Trust II
14.04%9.75%10.90%14.73%7.92%3.42%2.44%0.00%0.00%
CEFS
Saba Closed-End Funds ETF
8.31%8.79%9.20%11.32%10.73%8.61%7.56%9.84%6.28%

Drawdowns

BSTZ vs. CEFS - Drawdown Comparison

The maximum BSTZ drawdown since its inception was -59.31%, which is greater than CEFS's maximum drawdown of -38.99%. Use the drawdown chart below to compare losses from any high point for BSTZ and CEFS. For additional features, visit the drawdowns tool.


-50.00%-40.00%-30.00%-20.00%-10.00%0.00%NovemberDecember2025FebruaryMarchApril
-39.28%
-6.06%
BSTZ
CEFS

Volatility

BSTZ vs. CEFS - Volatility Comparison

BlackRock Science and Technology Trust II (BSTZ) has a higher volatility of 15.34% compared to Saba Closed-End Funds ETF (CEFS) at 10.01%. This indicates that BSTZ's price experiences larger fluctuations and is considered to be riskier than CEFS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%5.00%10.00%15.00%NovemberDecember2025FebruaryMarchApril
15.34%
10.01%
BSTZ
CEFS