FSMEX vs. BST
FSMEX (Fidelity Select Medical Technology and Devices Portfolio) is Health & Biotech Equities fund managed by Fidelity, while BST (BlackRock Science and Technology Trust) is a stock. Over the past 10 years, FSMEX returned 9.59%/yr vs 20.53%/yr for BST. A 0.54 correlation means they provide meaningful diversification when combined.
Performance
FSMEX vs. BST - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, FSMEX achieves a -17.04% return, which is significantly lower than BST's 23.81% return. Over the past 10 years, FSMEX has underperformed BST with an annualized return of 9.59%, while BST has yielded a comparatively higher 20.53% annualized return.
FSMEX
- 1D
- -1.02%
- 1M
- 2.23%
- YTD
- -17.04%
- 6M
- -17.34%
- 1Y
- -10.67%
- 3Y*
- 0.66%
- 5Y*
- -2.51%
- 10Y*
- 9.59%
BST
- 1D
- -1.26%
- 1M
- 4.74%
- YTD
- 23.81%
- 6M
- 26.05%
- 1Y
- 45.45%
- 3Y*
- 23.94%
- 5Y*
- 5.26%
- 10Y*
- 20.53%
FSMEX vs. BST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSMEX Fidelity Select Medical Technology and Devices Portfolio | -17.04% | 8.13% | 18.37% | 0.62% | -24.84% | 24.56% | 30.18% | 29.58% | 15.98% | 26.66% |
BST BlackRock Science and Technology Trust | 23.81% | 23.65% | 17.96% | 30.07% | -38.28% | -0.35% | 69.27% | 34.57% | 8.84% | 57.43% |
Correlation
The correlation between FSMEX and BST is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.24 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.39 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.53 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.56 |
Correlation (All Time) Calculated using the full available price history since Oct 29, 2014 | 0.54 |
Over the past year, the correlation between FSMEX and BST has dropped to 0.24 - well below their long-term average of 0.54, suggesting their price drivers have been diverging.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
FSMEX vs. BST — Risk / Return Rank
FSMEX
BST
FSMEX vs. BST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Select Medical Technology and Devices Portfolio (FSMEX) and BlackRock Science and Technology Trust (BST). 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.
| FSMEX | BST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.87 | ||
| Sortino ratioReturn per unit of downside risk | -3.70 | ||
| Omega ratioGain probability vs. loss probability | 0.92 | 1.40 | -0.48 |
| Calmar ratioReturn relative to maximum drawdown | -0.39 | 2.98 | -3.37 |
| Martin ratioReturn relative to average drawdown | -0.88 | 9.54 | -10.42 |
Loading charts...
Drawdowns
FSMEX vs. BST - Drawdown Comparison
The maximum FSMEX drawdown since its inception was -40.34%, smaller than the maximum BST drawdown of -47.72%. Use the drawdown chart below to compare losses from any high point for FSMEX and BST.
Loading charts...
Drawdown Indicators
| FSMEX | BST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.34% | -47.72% | +7.38% |
Max Drawdown (1Y)Largest decline over 1 year | -26.28% | -15.31% | -10.97% |
Max Drawdown (3Y)Largest decline over 3 years | -26.28% | -23.37% | -2.91% |
Max Drawdown (5Y)Largest decline over 5 years | -40.34% | -47.72% | +7.38% |
Max Drawdown (10Y)Largest decline over 10 years | -40.34% | -47.72% | +7.38% |
Current DrawdownCurrent decline from peak | -22.31% | -2.30% | -20.01% |
Average DrawdownAverage peak-to-trough decline | -7.78% | -12.93% | +5.15% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 11.70% | 4.78% | +6.92% |
Volatility
FSMEX vs. BST - Volatility Comparison
The current volatility for Fidelity Select Medical Technology and Devices Portfolio (FSMEX) is 7.23%, while BlackRock Science and Technology Trust (BST) has a volatility of 9.36%. This indicates that FSMEX experiences smaller price fluctuations and is considered to be less risky than BST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| FSMEX | BST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.23% | 9.36% | -2.13% |
Volatility (6M)Calculated over the trailing 6-month period | 15.26% | 16.87% | -1.61% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.81% | 19.70% | -0.89% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.10% | 23.82% | -2.72% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.81% | 25.84% | -5.03% |
Dividends
FSMEX vs. BST - Dividend Comparison
FSMEX's dividend yield for the trailing twelve months is around 21.88%, more than BST's 8.67% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BST BlackRock Science and Technology Trust | 8.67% | 10.36% | 8.21% | 8.91% | 10.57% | 5.38% | 3.85% | 10.52% | 6.41% | 4.80% | 6.69% | 6.93% |
FSMEX Fidelity Select Medical Technology and Devices Portfolio | 21.88% | 10.53% | 17.04% | 0.00% | 1.80% | 8.12% | 6.65% | 1.77% | 7.47% | 6.26% | 5.84% | 16.35% |
Frequently Asked Questions
FSMEX and BST have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BST has higher volatility (9.36%) compared to FSMEX (7.23%). In terms of maximum drawdown, FSMEX dropped -40.34% vs BST's -47.72%.
BST currently has the higher Sharpe Ratio (2.32 vs -0.55), 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.
Find the right allocation for FSMEX and BST
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer