BIRDX vs. FESIX
Compare and contrast key facts about iShares Developed Real Estate Index Fund (BIRDX) and Fidelity SAI Real Estate Index Fund (FESIX).
BIRDX is managed by BlackRock. It was launched on Aug 12, 2015. FESIX is managed by Fidelity. It was launched on Feb 2, 2016.
Performance
BIRDX vs. FESIX - Performance Comparison
Loading graphics...
BIRDX vs. FESIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BIRDX iShares Developed Real Estate Index Fund | 1.72% | 10.27% | 1.49% | 10.38% | -24.68% | 26.90% | -8.24% | 22.33% | -4.80% | 7.44% |
FESIX Fidelity SAI Real Estate Index Fund | 0.79% | 3.09% | 4.80% | 11.83% | -26.47% | 40.61% | -11.10% | 23.06% | -4.95% | 2.81% |
Returns By Period
In the year-to-date period, BIRDX achieves a 1.72% return, which is significantly higher than FESIX's 0.79% return.
BIRDX
- 1D
- 1.72%
- 1M
- -8.19%
- YTD
- 1.72%
- 6M
- 0.95%
- 1Y
- 9.53%
- 3Y*
- 7.51%
- 5Y*
- 2.19%
- 10Y*
- 3.21%
FESIX
- 1D
- 1.39%
- 1M
- -6.78%
- YTD
- 0.79%
- 6M
- -1.67%
- 1Y
- 1.30%
- 3Y*
- 6.11%
- 5Y*
- 2.54%
- 10Y*
- —
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
BIRDX vs. FESIX - Expense Ratio Comparison
BIRDX has a 0.19% expense ratio, which is higher than FESIX's 0.07% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
BIRDX vs. FESIX — Risk / Return Rank
BIRDX
FESIX
BIRDX vs. FESIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Developed Real Estate Index Fund (BIRDX) and Fidelity SAI Real Estate Index Fund (FESIX). 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.
| BIRDX | FESIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.70 | 0.08 | +0.62 |
Sortino ratioReturn per unit of downside risk | 1.04 | 0.22 | +0.82 |
Omega ratioGain probability vs. loss probability | 1.14 | 1.03 | +0.11 |
Calmar ratioReturn relative to maximum drawdown | 0.94 | 0.17 | +0.78 |
Martin ratioReturn relative to average drawdown | 3.74 | 0.65 | +3.09 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| BIRDX | FESIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.70 | 0.08 | +0.62 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.11 | 0.13 | -0.02 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.17 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.20 | 0.15 | +0.05 |
Correlation
The correlation between BIRDX and FESIX is 0.93, 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
BIRDX vs. FESIX - Dividend Comparison
BIRDX's dividend yield for the trailing twelve months is around 6.72%, more than FESIX's 3.06% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
BIRDX iShares Developed Real Estate Index Fund | 6.72% | 6.84% | 23.69% | 2.99% | 1.24% | 4.18% | 1.91% | 6.67% | 4.18% | 1.70% | 2.24% |
FESIX Fidelity SAI Real Estate Index Fund | 3.06% | 3.09% | 52.40% | 3.87% | 55.39% | 5.01% | 2.71% | 3.78% | 3.15% | 2.21% | 0.00% |
Drawdowns
BIRDX vs. FESIX - Drawdown Comparison
The maximum BIRDX drawdown since its inception was -43.03%, roughly equal to the maximum FESIX drawdown of -44.22%. Use the drawdown chart below to compare losses from any high point for BIRDX and FESIX.
Loading graphics...
Drawdown Indicators
| BIRDX | FESIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -43.03% | -44.22% | +1.19% |
Max Drawdown (1Y)Largest decline over 1 year | -10.81% | -12.48% | +1.67% |
Max Drawdown (5Y)Largest decline over 5 years | -32.54% | -34.51% | +1.97% |
Max Drawdown (10Y)Largest decline over 10 years | -43.03% | — | — |
Current DrawdownCurrent decline from peak | -11.17% | -10.46% | -0.71% |
Average DrawdownAverage peak-to-trough decline | -10.94% | -11.53% | +0.59% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.73% | 3.23% | -0.50% |
Volatility
BIRDX vs. FESIX - Volatility Comparison
iShares Developed Real Estate Index Fund (BIRDX) and Fidelity SAI Real Estate Index Fund (FESIX) have volatilities of 4.71% and 4.56%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| BIRDX | FESIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.71% | 4.56% | +0.15% |
Volatility (6M)Calculated over the trailing 6-month period | 8.39% | 9.22% | -0.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.29% | 16.47% | -2.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.23% | 18.94% | +0.29% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.07% | 21.86% | -2.79% |