Market movements following Consumer Price Index (CPI) releases are driven primarily by the ‘surprise factor’—the gap between actual inflation data and market consensus—rather than the headline figure itself. Because inflation data influences interest rate expectations, a deviation from market positioning often dictates currency pair volatility.

Traders typically navigate these events through two strategies: a ‘momentum approach,’ which seeks confirmation from yield movements, or a ‘fade approach,’ which exploits initial market overreactions. Due to the high volatility, slippage, and spread widening common during these releases, market participants are advised to exercise strict risk management, often capping position sizes between 0.25% and 0.50% of equity.