Will core CPI be above headline CPI in September (YoY)?

September 2026 If core CPI inflation is above headline CPI inflation for September 2026, then the market resolves to Yes. Only the first non-preliminary release of each value will be used. Revisions published after the first non-preliminary release will not affect resolution. For purposes of this market, “U.S. CPI all items less food and energy year-over-year inflation” means the 12-month percent change for “All items less food and energy” in the Consumer Price Index for All Urban Consumers, a