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Defence Holdings PLC (ALRT.L) Sortino Ratio: 6.24

ALRT.L's Sortino Ratio of 6.24 indicates that for each unit of downside volatility, it generates 6.24 units of excess return. The ratio is calculated using historical daily returns over the past 12 months (as of Apr 1, 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.

ALRT.L Sortino Ratio Rank


ALRT.L Sortino Ratio Rank: 99.399
Exceptional

ALRT.L ranks above 99.3% of all investments in our database based on Sortino Ratio over the past 12 months, demonstrating exceptional downside-adjusted returns. 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

  • Suitable as a core holding given strong downside protection
  • Monitor rank changes to detect weakening downside characteristics
  • Exceptional risk-adjusted profile supports larger position sizes
  • Compare with category peers to assess whether strength is investment-specific or category-wide

ALRT.L Sortino Ratio Market Positioning

The chart shows ALRT.L'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%): -0.18 or lower
  • Yellow zone (middle 50%): -0.18 to 1.88
  • Green zone (top 25%): 1.88 or higher
  • Top 1%: 5.63+
  • Median: 0.83 — half of all investments score higher

How it compares to other similar stocks

The table compares Defence Holdings PLC's Sortino Ratio with other stocks in the Aerospace & Defense industry across multiple time periods, showing how ALRT.L'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 1, 2026.


SymbolName1Y Sortino Ratio5Y Sortino Ratio10Y Sortino RatioAll Time Sortino Ratio
ALRT.LDefence Holdings PLC6.24
SNR.LSenior PLC3.26
RR.LRolls-Royce Holdings PLC2.14
BA.LBAE Systems plc2.03
CHG.LChemring Group plc1.81
MSI.LMS INTERNATIONAL plc1.35
QQ.LQinetiQ Group plc1.05
AVON.LAvon Protection plc1.02
CHRT.LCohort plc0.43

S&P 500 Index

How to choose period

Historical Sortino Ratio

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


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Explore ALRT.L risk-adjusted metrics in detail

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