BST vs. SGOV
BST (BlackRock Science and Technology Trust) is a stock, while SGOV (iShares 0-3 Month Treasury Bond ETF) is Ultrashort Bond fund tracking the ICE 0-3 Month US Treasury Securities Index. Over the past 5 years, BST returned 5.30%/yr vs 3.54%/yr for SGOV. At a correlation of -0.01, they often move in opposite directions.
Performance
BST vs. SGOV - Performance Comparison
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Returns By Period
In the year-to-date period, BST achieves a 23.87% return, which is significantly higher than SGOV's 1.52% return.
BST
- 1D
- -0.75%
- 1M
- 12.45%
- YTD
- 23.87%
- 6M
- 27.20%
- 1Y
- 45.13%
- 3Y*
- 23.31%
- 5Y*
- 5.30%
- 10Y*
- 20.18%
SGOV
- 1D
- 0.01%
- 1M
- 0.29%
- YTD
- 1.52%
- 6M
- 1.79%
- 1Y
- 3.95%
- 3Y*
- 4.72%
- 5Y*
- 3.54%
- 10Y*
- —
BST vs. SGOV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
BST BlackRock Science and Technology Trust | 23.87% | 23.65% | 17.96% | 30.07% | -38.28% | -0.35% | 53.33% |
SGOV iShares 0-3 Month Treasury Bond ETF | 1.52% | 4.24% | 5.27% | 5.12% | 1.58% | 0.04% | 0.05% |
Correlation
The correlation between BST and SGOV is -0.09, 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 | -0.09 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.00 |
Correlation (All Time) Calculated using the full available price history since May 29, 2020 | -0.01 |
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Return for Risk
BST vs. SGOV — Risk / Return Rank
BST
SGOV
BST vs. SGOV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Science and Technology Trust (BST) and iShares 0-3 Month Treasury Bond ETF (SGOV). 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.
| BST | SGOV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -17.77 | ||
| Sortino ratioReturn per unit of downside risk | -272.30 | ||
| Omega ratioGain probability vs. loss probability | 1.44 | 195.55 | -194.12 |
| Calmar ratioReturn relative to maximum drawdown | 2.96 | 398.20 | -395.24 |
| Martin ratioReturn relative to average drawdown | 9.79 | 4,462.00 | -4,452.20 |
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
| BST | SGOV | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.51 | 20.28 | -17.77 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.23 | 14.74 | -14.51 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.79 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.66 | 12.49 | -11.83 |
Drawdowns
BST vs. SGOV - Drawdown Comparison
The maximum BST drawdown since its inception was -47.72%, which is greater than SGOV's maximum drawdown of -0.03%. Use the drawdown chart below to compare losses from any high point for BST and SGOV.
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Drawdown Indicators
| BST | SGOV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.72% | -0.03% | -47.69% |
Max Drawdown (1Y)Largest decline over 1 year | -15.31% | -0.01% | -15.30% |
Max Drawdown (3Y)Largest decline over 3 years | -23.37% | -0.01% | -23.36% |
Max Drawdown (5Y)Largest decline over 5 years | -47.72% | -0.03% | -47.69% |
Max Drawdown (10Y)Largest decline over 10 years | -47.72% | — | — |
Current DrawdownCurrent decline from peak | -2.25% | 0.00% | -2.25% |
Average DrawdownAverage peak-to-trough decline | -12.97% | -0.00% | -12.97% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.62% | 0.00% | +4.62% |
Volatility
BST vs. SGOV - Volatility Comparison
BlackRock Science and Technology Trust (BST) has a higher volatility of 6.48% compared to iShares 0-3 Month Treasury Bond ETF (SGOV) at 0.05%. This indicates that BST's price experiences larger fluctuations and is considered to be riskier than SGOV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BST | SGOV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.48% | 0.05% | +6.43% |
Volatility (6M)Calculated over the trailing 6-month period | 15.26% | 0.13% | +15.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.08% | 0.20% | +17.88% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.61% | 0.24% | +23.37% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.74% | 0.24% | +25.50% |
Dividends
BST vs. SGOV - Dividend Comparison
BST's dividend yield for the trailing twelve months is around 8.62%, more than SGOV's 3.86% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BST BlackRock Science and Technology Trust | 8.62% | 10.36% | 8.21% | 8.91% | 10.57% | 5.38% | 3.85% | 10.52% | 6.41% | 4.80% | 6.69% | 6.93% |
SGOV iShares 0-3 Month Treasury Bond ETF | 3.86% | 4.10% | 5.10% | 4.87% | 1.45% | 0.03% | 0.05% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
BST and SGOV have a correlation of -0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BST has higher volatility (6.48%) compared to SGOV (0.05%). In terms of maximum drawdown, BST dropped -47.72% vs SGOV's -0.03%.
SGOV currently has the higher Sharpe Ratio (20.28 vs 2.51), 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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