BSTZ vs. SPYD

Last updated Jul 14, 2026

BSTZ (BlackRock Science and Technology Term Trust) is a stock, while SPYD (State Street SPDR Portfolio S&P 500 High Dividend ETF) is S&P 500 fund tracking the S&P 500 High Dividend Index. Over the past 5 years, BSTZ returned 3.42%/yr vs 8.83%/yr for SPYD. At a 0.34 correlation, their price movements are largely independent.

Performance

BSTZ vs. SPYD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BlackRock Science and Technology Term Trust (BSTZ) and State Street SPDR Portfolio S&P 500 High Dividend ETF (SPYD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BSTZ achieves a 33.75% return, which is significantly higher than SPYD's 14.99% return.

BSTZ

• 1D: -1.36%
• 1M: -4.93%
• 6M: 33.34%
• YTD: 33.75%
• 1Y: 57.56%
• 3Y*: 29.17%
• 5Y*: 3.42%
• 10Y*: —

SPYD

• 1D: 0.68%
• 1M: 0.23%
• 6M: 12.52%
• YTD: 14.99%
• 1Y: 17.00%
• 3Y*: 13.74%
• 5Y*: 8.83%
• 10Y*: 8.43%

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

BSTZ vs. SPYD - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BSTZ BlackRock Science and Technology Term Trust	33.75%	25.06%	37.49%	18.72%	-55.34%	12.71%	87.46%	5.04%
SPYD State Street SPDR Portfolio S&P 500 High Dividend ETF	14.99%	4.65%	15.34%	3.91%	-1.17%	32.73%	-11.64%	8.05%

Correlation

The correlation between BSTZ and SPYD is 0.00, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.00
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.37
Correlation (All Time) Calculated using the full available price history since Jun 26, 2019	0.34

Over the past year, the correlation between BSTZ and SPYD has dropped to 0.00 - well below their long-term average of 0.34, suggesting their price drivers have been diverging.

Return for Risk

BSTZ vs. SPYD — Risk / Return Rank

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

BSTZ

BSTZ Risk / Return Rank: 93
BSTZ Sharpe Ratio Rank: 93
BSTZ Sortino Ratio Rank: 89
BSTZ Omega Ratio Rank: 90
BSTZ Calmar Ratio Rank: 95
BSTZ Martin Ratio Rank: 96

SPYD

SPYD Risk / Return Rank: 54
SPYD Sharpe Ratio Rank: 52
SPYD Sortino Ratio Rank: 56
SPYD Omega Ratio Rank: 48
SPYD Calmar Ratio Rank: 61
SPYD Martin Ratio Rank: 51

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.

BSTZ vs. SPYD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BlackRock Science and Technology Term Trust (BSTZ) and State Street SPDR Portfolio S&P 500 High Dividend ETF (SPYD). 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.

	BSTZ	SPYD	Difference
Sharpe ratio: Return per unit of total volatility	2.20	1.44	+0.77
Sortino ratio: Return per unit of downside risk	2.76	2.15	+0.61
Omega ratio: Gain probability vs. loss probability	1.37	1.25	+0.12
Calmar ratio: Return relative to maximum drawdown	5.66	2.42	+3.24
Martin ratio: Return relative to average drawdown	16.21	6.96	+9.25

BSTZ vs. SPYD - Sharpe Ratio Comparison

The current BSTZ Sharpe Ratio is 2.20, which is higher than the SPYD Sharpe Ratio of 1.44. The chart below compares the historical Sharpe Ratios of BSTZ and SPYD, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

BSTZ vs. SPYD - Drawdown Comparison

The maximum BSTZ drawdown since its inception was -60.51%, which is greater than SPYD's maximum drawdown of -46.42%. Use the drawdown chart below to compare losses from any high point for BSTZ and SPYD.

Drawdown Indicators

	BSTZ	SPYD	Difference
Max Drawdown Largest peak-to-trough decline	-60.51%	-46.42%	-14.09%
Max Drawdown (1Y) Largest decline over 1 year	-10.23%	-7.05%	-3.18%
Max Drawdown (3Y) Largest decline over 3 years	-25.31%	-16.13%	-9.18%
Max Drawdown (5Y) Largest decline over 5 years	-60.51%	-22.25%	-38.26%
Max Drawdown (10Y) Largest decline over 10 years	—	-46.42%	—
Current Drawdown Current decline from peak	-8.24%	0.00%	-8.24%
Average Drawdown Average peak-to-trough decline	-27.23%	-6.12%	-21.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.56%	2.45%	+1.11%

Volatility

BSTZ vs. SPYD - Volatility Comparison

BlackRock Science and Technology Term Trust (BSTZ) has a higher volatility of 12.52% compared to State Street SPDR Portfolio S&P 500 High Dividend ETF (SPYD) at 4.20%. This indicates that BSTZ's price experiences larger fluctuations and is considered to be riskier than SPYD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BSTZ	SPYD	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.52%	4.20%	+8.32%
Volatility (6M) Calculated over the trailing 6-month period	22.97%	8.12%	+14.85%
Volatility (1Y) Calculated over the trailing 1-year period	26.32%	11.92%	+14.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.07%	16.03%	+12.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.39%	19.76%	+10.63%

Dividends

BSTZ vs. SPYD - Dividend Comparison

BSTZ's dividend yield for the trailing twelve months is around 8.49%, more than SPYD's 4.17% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BSTZ BlackRock Science and Technology Term Trust	8.49%	12.46%	9.75%	10.90%	14.73%	5.14%	3.42%	2.44%	0.00%	0.00%	0.00%	0.00%
SPYD State Street SPDR Portfolio S&P 500 High Dividend ETF	4.17%	4.52%	4.31%	4.66%	5.01%	3.68%	4.95%	4.42%	4.75%	4.63%	4.34%	1.13%

Frequently Asked Questions

Can I hold both BSTZ and SPYD in my portfolio?

BSTZ and SPYD have a correlation of 0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BSTZ or SPYD?

BSTZ has higher volatility (12.52%) compared to SPYD (4.20%). In terms of maximum drawdown, BSTZ dropped -60.51% vs SPYD's -46.42%.

Which has better risk-adjusted returns?

BSTZ currently has the higher Sharpe Ratio (2.20 vs 1.44), 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.