Recent hotter-than-expected October 2026 CPI data, with headline inflation rising 0.4% month-over-month and core up 0.3%, have reinforced trader expectations for additional Federal Reserve tightening. This has positioned a 25-basis-point rate increase at the March 2027 FOMC meeting—with its Summary of Economic Projections—as the leading outcome at 59.5% implied probability, ahead of no change at 37.5%. Persistent price pressures in shelter and energy categories, following the current 3.75–4.00% federal funds target range, support the market-implied path of further hikes into early 2027. Key upcoming catalysts include the December 2026 decision and any shifts in labor market or inflation readings that could alter the trajectory priced by futures and prediction markets.