Risk should map to an observable signal

RiskSignalInterpretation rule
fuel spikesTRASM vs CASM ex fuelEscalate when the signal persists and changes underlying economics
labor inflationfuel expenseEscalate when the signal persists and changes underlying economics
operational disruptionsdebt reductionEscalate when the signal persists and changes underlying economics
aircraft delivery delaysoperational reliabilityEscalate when the signal persists and changes underlying economics
high leverageaircraft deliveriesEscalate when the signal persists and changes underlying economics
recession/travel shockspremium and loyalty trendsEscalate when the signal persists and changes underlying economics

Macro transmission

GDP and business travel, jet-fuel prices, interest rates, consumer discretionary spending and geopolitical disruptions strongly affect results.

Thesis breakers

  • Persistent deterioration in TRASM that is not explained by seasonality or a temporary cycle.
  • Persistent deterioration in CASM ex fuel that is not explained by seasonality or a temporary cycle.
  • Persistent deterioration in load factor that is not explained by seasonality or a temporary cycle.
  • Persistent deterioration in yield that is not explained by seasonality or a temporary cycle.
  • Persistent deterioration in available seat miles that is not explained by seasonality or a temporary cycle.

Quarterly monitoring checklist

  • TRASM vs CASM ex fuel
  • fuel expense
  • debt reduction
  • operational reliability
  • aircraft deliveries
  • premium and loyalty trends

References

  • American Airlines Investor Relations: https://americanairlines.gcs-web.com/
  • American Airlines SEC filings: https://www.sec.gov/edgar/browse/?CIK=6201&owner=exclude
  • Nasdaq Composite Index overview: https://indexes.nasdaq.com/Index/Overview/COMP
  • Nasdaq Composite Index Methodology: https://indexes.nasdaq.com/docs/methodology_COMP.pdf