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The GDL Fund (GDL) Sortino Ratio: 1.01

GDL's Sortino Ratio of 1.01 indicates that for each unit of downside volatility, it generates 1.01 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.

GDL Sortino Ratio Rank


GDL Sortino Ratio Rank: 20.821
Below Average

GDL ranks above 20.8% 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

GDL Sortino Ratio Market Positioning

The chart shows GDL'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%): 1.15 or lower
  • Yellow zone (middle 50%): 1.15 to 2.08
  • Green zone (top 25%): 2.08 or higher
  • Top 1%: 7.10+
  • Median: 1.60 — half of all investments score higher

How it compares to other similar mutual funds

The table compares The GDL Fund's Sortino Ratio with other mutual funds in the Event Driven category across multiple time periods, showing how GDL'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 Apr 2, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
MERIXThe Merger Fund Class I8.87
MERFXThe Merger Fund8.13
VARBXVivaldi Merger Arbitrage Fund Class I6.90
HMEZXNexPoint Merger Arbitrage Fund5.64
DAMDXDunham Monthly Distribution Fund4.91
ARBNXThe Arbitrage Fund Class Institutional4.19
ARBFXThe Arbitrage Fund3.89
AEDNXWater Island Event-Driven Fund3.47
EMAYXGabelli Enterprise Mergers and Acquisitions Fund2.51
WCEIXVirtus Westchester Event-Driven Fund2.34
GDLThe GDL Fund1.01

S&P 500 Index

How to choose period

Historical Sortino Ratio

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


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Explore GDL risk-adjusted metrics in detail

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