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BIO-key International, Inc. (BKYI) Sortino Ratio: 0.10

BKYI's Sortino Ratio of 0.10 indicates that for each unit of downside volatility, it generates 0.10 units of excess return. The ratio is calculated using historical daily returns over the past 12 months (as of Apr 2, 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.

BKYI Sortino Ratio Rank


BKYI Sortino Ratio Rank: 31.531
Below Average

BKYI ranks above 31.5% 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

BKYI Sortino Ratio Market Positioning

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


  • Red zone (bottom 25%): -0.15 or lower
  • Yellow zone (middle 50%): -0.15 to 1.93
  • Green zone (top 25%): 1.93 or higher
  • Top 1%: 5.68+
  • Median: 0.86 — half of all investments score higher

How it compares to other similar stocks

The table compares BIO-key International, Inc.'s Sortino Ratio with other stocks in the Security & Protection Services industry across multiple time periods, showing how BKYI's risk-adjusted performance compares to industry peers.

Data shows 1-, 5-, and 10-year periods, plus each stock's all-time average, as of Apr 2, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
BAERWBridger Aerospace Group Holdings Inc. Warrant3.54
UUUUniversal Security Instruments, Inc.3.13
NSSCNapco Security Technologies, Inc.2.66
EVLVEvolv Technologies Holdings Inc2.49
REZIResideo Technologies, Inc.2.18
BAERBridger Aerospace Group Holdings Inc. Common Stock2.02
VRMEVerifyMe, Inc.1.89
MGMistras Group, Inc.1.70
ARLOArlo Technologies, Inc.1.57
ASAZYAssa Abloy AB1.54
BKYIBIO-key International, Inc.0.10

S&P 500 Index

How to choose period

Historical Sortino Ratio

The chart shows BKYI'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 BKYI consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.


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Explore BKYI risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.