- ISIN
- US1152335873
- CUSIP
- 115233587
- Issuer
- Brown Advisory Funds
- Inception Date
- Dec 25, 2013
- Category
- Government Bonds
- Min. Investment
- $100
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
Loading charts...
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
BIAZX Performance Chart
Brown Advisory Mortgage Securities Fund (BIAZX) is up 0.6% since the beginning of the year. BIAZX is currently trading at $9 per share. Investors who bought $1,000 worth of BIAZX shares 5 years ago would now be looking at an investment worth $1,021.
Loading charts...
Returns By Period
Brown Advisory Mortgage Securities Fund (BIAZX) has returned 0.55% so far this year and 5.63% over the past 12 months. Over the last ten years, BIAZX has returned 1.57% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
Brown Advisory Mortgage Securities Fund
- 1D
- 0.22%
- 1M
- 0.58%
- YTD
- 0.55%
- 6M
- 0.65%
- 1Y
- 5.63%
- 3Y*
- 4.06%
- 5Y*
- 0.41%
- 10Y*
- 1.57%
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
BIAZX Monthly Returns History
Based on dividend-adjusted daily data since Dec 30, 2013, BIAZX's average daily return is +0.01%, while the average monthly return is +0.17%. At this rate, an investment would double in approximately 34.0 years.
Historically, 60% of months were positive and 40% were negative. The best month was Nov 2023 with a return of +4.6%, while the worst month was Sep 2022 at -4.2%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 9 months.
On a daily basis, BIAZX closed higher 40% of trading days. The best single day was Nov 10, 2022 with a return of +2.1%, while the worst single day was Sep 26, 2022 at -1.4%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.55% | 1.62% | -1.86% | 0.13% | 0.25% | -0.11% | 0.55% | ||||||
| 2025 | 0.41% | 2.36% | 0.03% | 0.38% | -0.95% | 1.60% | -0.36% | 1.60% | 1.18% | 0.83% | 0.68% | -0.01% | 7.99% |
| 2024 | -0.31% | -1.43% | 0.81% | -2.75% | 1.76% | 1.13% | 2.54% | 1.56% | 1.19% | -2.75% | 1.22% | -1.52% | 1.28% |
| 2023 | 2.96% | -2.21% | 1.72% | 0.61% | -0.85% | -0.59% | -0.11% | -0.76% | -2.81% | -1.94% | 4.57% | 3.98% | 4.34% |
| 2022 | -1.43% | -0.98% | -2.27% | -2.04% | 0.35% | -1.13% | 1.83% | -2.53% | -4.20% | -1.87% | 3.43% | -0.13% | -10.64% |
| 2021 | 0.19% | -0.38% | -0.19% | 0.57% | 0.05% | 0.01% | 0.32% | -0.01% | -0.36% | -0.22% | -0.06% | -0.23% | -0.30% |
Benchmark Metrics
Brown Advisory Mortgage Securities Fund has an annualized alpha of 2.02%, beta of 0.01, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since December 30, 2013.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (10.53%) than losses (10.32%) - typical of diversified or defensive assets.
- Beta of 0.01 may look defensive, but with R2 of 0.00 this fund is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
- R2 of 0.00 means this fund moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 2.02%
- Beta
- 0.01
- R²
- 0.00
- Upside Capture
- 10.53%
- Downside Capture
- 10.32%
Expense Ratio
BIAZX has an expense ratio of 0.49%, placing it in the medium range.
Return for Risk
Risk / Return Rank
BIAZX ranks 28 for risk / return — below 28% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Brown Advisory Mortgage Securities Fund (BIAZX) and compare them to S&P 500 Index.
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.
| BIAZX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.60 | ||
| Sortino ratioReturn per unit of downside risk | -0.64 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.37 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.84 | 2.78 | -0.95 |
| Martin ratioReturn relative to average drawdown | 5.74 | 12.44 | -6.70 |
Dividends
Dividend History
Brown Advisory Mortgage Securities Fund provided a 4.52% dividend yield over the last twelve months, with an annual payout of $0.41 per share. The fund has been increasing its distributions for 4 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.41 | $0.41 | $0.39 | $0.33 | $0.21 | $0.08 | $0.10 | $0.21 | $0.27 | $0.20 | $0.28 | $0.36 |
Dividend yield | 4.52% | 4.43% | 4.43% | 3.65% | 2.33% | 0.75% | 0.98% | 2.12% | 2.77% | 2.03% | 2.82% | 3.59% |
Monthly Dividends
The table displays the monthly dividend distributions for Brown Advisory Mortgage Securities Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.03 | $0.03 | $0.04 | $0.03 | $0.03 | $0.00 | $0.16 | ||||||
| 2025 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.04 | $0.03 | $0.04 | $0.04 | $0.03 | $0.04 | $0.41 |
| 2024 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.04 | $0.03 | $0.03 | $0.04 | $0.03 | $0.04 | $0.39 |
| 2023 | $0.02 | $0.02 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.33 |
| 2022 | $0.00 | $0.01 | $0.02 | $0.02 | $0.01 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.03 | $0.21 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.01 | $0.01 | $0.00 | $0.01 | $0.01 | $0.01 | $0.01 | $0.02 | $0.08 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Loading charts...
Worst Drawdowns
The table below displays the maximum drawdowns of the Brown Advisory Mortgage Securities Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Brown Advisory Mortgage Securities Fund was 15.95%, occurring on Oct 19, 2023. Recovery took 496 trading sessions.
The current Brown Advisory Mortgage Securities Fund drawdown is 1.60%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2023 correction2023 | -15.95%Oct 2023 | 2y 2mo | 1y 12mo | 4y 2moAug 2021 - Oct 2025 |
COVID crash2020 | -4.29%Mar 2020 | 15d | 3mo | 3mo 15dMar 2020 - Jun 2020 |
2016 pullback2016 | -3.95%Dec 2016 | 2mo 13d | 8mo 23d | 11mo 6dOct 2016 - Sep 2017 |
2026 pullback2026 | -3.14%May 2026 | 2mo 18d | — | 3mo 23dMar 2026 - now |
2018 pullback2018 | -2.61%May 2018 | 8mo 10d | 7mo 19d | 1y 3moSep 2017 - Dec 2018 |
Drawdown Indicators
| BIAZX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.95% | -56.78% | +40.83% |
Max Drawdown (1Y)Largest decline over 1 year | -3.14% | -9.10% | +5.96% |
Max Drawdown (3Y)Largest decline over 3 years | -7.02% | -18.90% | +11.88% |
Max Drawdown (5Y)Largest decline over 5 years | -15.95% | -25.43% | +9.48% |
Max Drawdown (10Y)Largest decline over 10 years | -15.95% | -33.92% | +17.97% |
Current DrawdownCurrent decline from peak | -1.60% | -1.80% | +0.20% |
Average DrawdownAverage peak-to-trough decline | -2.84% | -10.71% | +7.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.00% | 2.03% | -1.03% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
Loading charts...
Build a portfolio with BIAZX
Add Brown Advisory Mortgage Securities Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Analyzer with BIAZX