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FTEK's Sortino Ratio of 0.41 indicates that for each unit of downside volatility, it generates 0.41 units of excess return. The ratio is calculated using historical daily returns over the past 12 months (as of Jun 24, 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.

FTEK Sortino Ratio Rank


FTEK Sortino Ratio Rank: 41.742
Average

FTEK ranks above 41.7% of all investments in our database based on Sortino Ratio over the past 12 months, indicating moderate downside protection relative to peers. 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 are proportional to downside risk—neither strong nor weak
  • Evaluate whether downside volatility aligns with your risk tolerance
  • Review higher-ranked alternatives in the same category
  • Monitor rank direction to identify improving or deteriorating trends

FTEK Sortino Ratio Market Positioning

The chart shows FTEK'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%): -0.32 or lower
  • Yellow zone (middle 50%): -0.32 to 1.90
  • Green zone (top 25%): 1.90 or higher
  • Top 1%: 6.26+
  • Median: 0.73 — half of all investments score higher

How it compares to other similar stocks

The table compares Fuel Tech, Inc.'s Sortino Ratio with other stocks in the Pollution & Treatment Controls industry across multiple time periods, showing how FTEK'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 Jun 24, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
CECOCECO Environmental Corp.3.61
UMICYUmicore SA ADR2.54
KTWIYKurita Water Industries Ltd2.12
PCTTWPureCycle Technologies Inc1.87
CLWTEuro Tech Holdings Company Limited1.67
ATMUAtmus Filtration Technologies Inc.1.59
ADURAduro Clean Technologies Inc1.34
BNETBion Environmental Technologies Inc1.12
FSSFederal Signal Corporation0.93
SCWO374Water Inc. Common Stock0.53
FTEKFuel Tech, Inc.0.41

S&P 500 Index

How to choose period

Historical Sortino Ratio

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


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Sortino Ratio Calculator

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