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TBNGY's Sortino Ratio of -0.07 indicates that for each unit of downside volatility, it generates -0.07 units of excess return. The ratio is calculated using historical daily returns over the past 12 months (as of Jul 11, 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.

TBNGY Sortino Ratio Rank


TBNGY Sortino Ratio Rank: 32.132
Below Average

TBNGY ranks above 32.1% 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

TBNGY Sortino Ratio Market Positioning

The chart shows TBNGY'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%): -0.39 or lower
  • Yellow zone (middle 50%): -0.39 to 1.73
  • Green zone (top 25%): 1.73 or higher
  • Top 1%: 5.83+
  • Median: 0.61 — half of all investments score higher

How it compares to other similar stocks

The table compares Bukit Asam Tbk PT ADR's Sortino Ratio with other stocks in the Thermal Coal industry across multiple time periods, showing how TBNGY'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 Jul 11, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
PBMRYBumi Resources Tbk PT ADR2.98
CSUAYChina Shenhua Energy Co Ltd1.72
BTUPeabody Energy Corporation1.67
CCOZYChina Coal Energy Co Ltd ADR1.57
YZCAYYanzhou Coal Mining Company Limited1.44
ADOOYAdaro Energy Tbk PT ADR1.30
NCNACCO Industries, Inc.0.92
ITAYYIndo Tambangraya Megah Tbk PT ADR0.83
CNRCore Natural Resources, Inc0.76
HNRGHallador Energy Company0.51
TBNGYBukit Asam Tbk PT ADR-0.07

S&P 500 Index

How to choose period

Historical Sortino Ratio

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


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