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BIREX's Sortino Ratio of 1.78 indicates that for each unit of downside volatility, it generates 1.78 units of excess return. The ratio is calculated using historical daily returns over the past 12 months (as of Jul 17, 2026).

Unlike other measures, Sortino only focuses on downside volatility (losses), making it particularly useful for investors more concerned about protecting against drawdowns than overall price swings.

BIREX Sortino Ratio Rank


BIREX Sortino Ratio Rank: 29.730
Below Average

BIREX ranks above 29.7% of all investments in our database based on Sortino Ratio over the past 12 months, indicating below-average returns relative to downside risk taken. Securities are ranked from 0 (worst) to 100 (best).

What moves the rank

  • Strong returns with minimal downside volatility → Higher rank
  • Severe or frequent drawdowns → Lower rank
  • Upside volatility → No impact (Sortino doesn't penalize upside swings)

What you can do with this information

  • Returns may not adequately compensate for downside risk taken
  • Consider smaller allocation given below-average risk-adjusted profile
  • Explore higher-ranked investments with better downside protection
  • Assess whether downside exposure aligns with your portfolio goals

BIREX Sortino Ratio Market Positioning

The chart shows BIREX's Sortino Ratio relative to all mutual funds on our platform, with color zones indicating percentile rankings. Higher ratios indicate better downside-adjusted returns.


  • Red zone (bottom 25%): 1.72 or lower
  • Yellow zone (middle 50%): 1.72 to 2.91
  • Green zone (top 25%): 2.91 or higher
  • Top 1%: 8.81+
  • Median: 2.38 — half of all investments score higher

How it compares to other similar mutual funds

The table compares BlackRock Real Estate Securities Fund's Sortino Ratio with other mutual funds in the REIT category across multiple time periods, showing how BIREX's risk-adjusted performance compares to similar funds.

Data shows 1-, 5-, and 10-year periods, plus each fund's all-time average, as of Jul 17, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
CREMXRedwood Real Estate Income Fund102.84
QREARXTIAA Real Estate Account11.32
FSREXFidelity Series Real Estate Income Fund4.03
FRIFXFidelity Real Estate Income Fund2.77
IRSAXDelaware Ivy Securian Real Estate Securities Fund2.54
AIGYXabrdn Realty Income & Growth Fund2.48
MXREXGreat-West Real Estate Index Fund2.36
IVRSXVY CBRE Real Estate Portfolio2.32
GRIFXApollo Diversified Real Estate Fund Class I2.27
PJEZXPGIM US Real Estate Fund2.26
BIREXBlackRock Real Estate Securities Fund1.78

S&P 500 Index

How to choose period

Historical Sortino Ratio

The chart shows BIREX's rolling Sortino ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to downside risk, while declining trends may signal deteriorating risk-adjusted performance or increased volatility during market stress. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when BIREX consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.


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