BIAZX vs. FUMBX
Compare and contrast key facts about Brown Advisory Mortgage Securities Fund (BIAZX) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX).
BIAZX is managed by Brown Advisory Funds. It was launched on Dec 25, 2013. FUMBX is a passively managed fund by Fidelity that tracks the performance of the Bloomberg Barclays 1-5 Year U.S. Treasury Index. It was launched on Dec 20, 2005.
Performance
BIAZX vs. FUMBX - Performance Comparison
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BIAZX vs. FUMBX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BIAZX Brown Advisory Mortgage Securities Fund | -0.12% | 7.99% | 1.28% | 4.34% | -10.64% | -0.30% | 5.49% | 6.93% | 0.72% | 0.07% |
FUMBX Fidelity Short-Term Treasury Bond Index Fund | -0.10% | 5.83% | 3.25% | 4.47% | -5.84% | -1.38% | 4.22% | 4.19% | 1.47% | -0.33% |
Returns By Period
In the year-to-date period, BIAZX achieves a -0.12% return, which is significantly lower than FUMBX's -0.10% return.
BIAZX
- 1D
- -0.11%
- 1M
- -1.83%
- YTD
- -0.12%
- 6M
- 1.17%
- 1Y
- 4.56%
- 3Y*
- 3.63%
- 5Y*
- 0.34%
- 10Y*
- 1.55%
FUMBX
- 1D
- 0.10%
- 1M
- -0.77%
- YTD
- -0.10%
- 6M
- 0.85%
- 1Y
- 3.55%
- 3Y*
- 3.80%
- 5Y*
- 1.31%
- 10Y*
- —
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BIAZX vs. FUMBX - Expense Ratio Comparison
BIAZX has a 0.49% expense ratio, which is higher than FUMBX's 0.03% expense ratio.
Return for Risk
BIAZX vs. FUMBX — Risk / Return Rank
BIAZX
FUMBX
BIAZX vs. FUMBX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Brown Advisory Mortgage Securities Fund (BIAZX) and Fidelity Short-Term Treasury Bond Index Fund (FUMBX). 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.
| BIAZX | FUMBX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.07 | 1.55 | -0.48 |
Sortino ratioReturn per unit of downside risk | 1.54 | 2.43 | -0.89 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.33 | -0.13 |
Calmar ratioReturn relative to maximum drawdown | 1.82 | 2.52 | -0.71 |
Martin ratioReturn relative to average drawdown | 5.02 | 8.74 | -3.72 |
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
| BIAZX | FUMBX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.07 | 1.55 | -0.48 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.06 | 0.45 | -0.40 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.35 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.49 | 0.73 | -0.24 |
Correlation
The correlation between BIAZX and FUMBX is 0.77, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
BIAZX vs. FUMBX - Dividend Comparison
BIAZX's dividend yield for the trailing twelve months is around 4.14%, more than FUMBX's 3.41% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BIAZX Brown Advisory Mortgage Securities Fund | 4.14% | 4.43% | 4.43% | 3.65% | 2.33% | 0.75% | 0.98% | 2.12% | 2.77% | 2.03% | 2.82% | 3.59% |
FUMBX Fidelity Short-Term Treasury Bond Index Fund | 3.41% | 3.51% | 2.91% | 1.64% | 0.86% | 1.15% | 1.41% | 1.88% | 1.64% | 0.34% | 0.00% | 0.00% |
Drawdowns
BIAZX vs. FUMBX - Drawdown Comparison
The maximum BIAZX drawdown since its inception was -15.95%, which is greater than FUMBX's maximum drawdown of -8.83%. Use the drawdown chart below to compare losses from any high point for BIAZX and FUMBX.
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Drawdown Indicators
| BIAZX | FUMBX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.95% | -8.83% | -7.12% |
Max Drawdown (1Y)Largest decline over 1 year | -2.79% | -1.54% | -1.25% |
Max Drawdown (5Y)Largest decline over 5 years | -15.95% | -8.60% | -7.35% |
Max Drawdown (10Y)Largest decline over 10 years | -15.95% | — | — |
Current DrawdownCurrent decline from peak | -2.25% | -1.06% | -1.19% |
Average DrawdownAverage peak-to-trough decline | -2.86% | -1.88% | -0.98% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.01% | 0.44% | +0.57% |
Volatility
BIAZX vs. FUMBX - Volatility Comparison
Brown Advisory Mortgage Securities Fund (BIAZX) has a higher volatility of 1.73% compared to Fidelity Short-Term Treasury Bond Index Fund (FUMBX) at 0.74%. This indicates that BIAZX's price experiences larger fluctuations and is considered to be riskier than FUMBX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BIAZX | FUMBX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.73% | 0.74% | +0.99% |
Volatility (6M)Calculated over the trailing 6-month period | 2.66% | 1.37% | +1.29% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.59% | 2.32% | +2.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.76% | 2.89% | +2.87% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.41% | 2.49% | +1.92% |