Traders assign near-certain odds to a 0.3% Core CPI month-over-month print for September 2026 because incoming official data aligned closely with economist consensus estimates, reflecting continued moderation in underlying price pressures excluding food and energy. Recent labor market indicators and subdued goods inflation have reinforced this path, consistent with the Federal Reserve’s preferred gauge of trend inflation. Market-implied odds embed the latest release details rather than forward projections, leaving little room for surprise revisions at this stage. Any material post-release adjustment to seasonal factors or component weights remains a low-probability scenario that could still shift final resolution.