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J.P. Morgan

July 6, 2026

From Seasons To Signals

Macro ThematicFXOther

This report examines FX seasonality from macro and systematic perspectives, concluding that cross-sectional seasonality signals lost predictive power post-2020. However, specific pair-level seasonal effects remain valuable for monitoring.

Key Takeaways

  • 1.Trading seasonality systematically has not generated consistent returns post-2020.
  • 2.Specific FX seasonality patterns (SEK, CHF, NOK, NZD) driven by macro/flow factors remain relevant for monitoring.

Table of Contents

  • From seasons to signals
  • 1. Main take-aways from the macro lens
  • 2. Main take-aways from the systematic signals
  • Cross-sectional strategy
  • Time series strategy
  • G10 crosses
  • Part 1: The macro lens – G10 FX seasonality catalogue
  • Part 2: A systematic approach to seasonality
  • Isolating currency seasonality from S&P 500/interest rate dynamics
  • Appendix A: Visualisation of seasonality signals
  • Appendix B: Hit rate of time-series seasonality strategy per currency pair
  • Appendix C: Summary statistics of cross-sectional seasonality strategy
  • Appendix D
  • Disclosures

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Authors

Octavia PopescuJoyce LaiAntonin T Delair

Securities

EUR/USDUSDJPY

Themes

FX SeasonalityRegime Shift post-2020Systematic Trading

Regions

GlobalAsia PacificEuropeUnited StatesSwedenNorway