Published 23 October 2026, in Macro & Rates. Three-minute read. For members.

US inflation quickened in September

US headline CPI rose 0.65% on the month in September 2026; core rose 2.56% year on year.

US headline CPI rose 0.65% month on month in September 2026, ≈0.6% at one decimal. Year on year (NSA), headline inflation was higher than in August. Core CPI rose 0.33% month on month. Core was 2.56% year on year.

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