May 2026 CPI at 3.8% year-over-year carries 0% probability, $646 24h volume, resolves June 10. Trade live on Polymarket via Polymarket Trade.
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The U.S. Consumer Price Index for May 2026 year-over-year inflation will be reported in mid-June, with this market closing June 10. Traders have priced zero probability that inflation hits exactly 3.8% year-over-year, reflecting strong consensus that the actual May reading will diverge meaningfully from this precise figure. The specificity of a single decimal point is the market's core challenge — the question is not whether inflation falls in a reasonable range, but whether it lands on one exact number. Recent U.S. inflation data has bounced across multiple levels as supply-chain normalization, labor costs, and energy prices have shifted. Economist consensus forecasts typically cluster in a range rather than converging on a single point estimate, making any exact figure statistically unlikely. The zero probability implies the market views May CPI at 3.8% as essentially impossible given current economic trajectories, energy outlooks, and wage growth patterns. Most professional traders are implicitly pricing that May CPI will be either notably higher or lower than 3.8%, but this market provides a direct vehicle for expressing conviction that this specific threshold is virtually unattainable.
The U.S. Consumer Price Index has been subject to significant volatility since 2021, swinging from decade-high readings above 9% down toward the Federal Reserve's 2% target and back into the 3-4% range depending on energy and shelter dynamics. May 2026 inflation depends on a complex interplay of factors: global crude oil prices, which can shift sharply on geopolitical news; shelter costs, which remain sticky due to tight housing markets and lag-adjusted rent data; used vehicle depreciation; food price moves tied to commodity harvests; and wage growth in tight labor markets. For inflation to land at exactly 3.8% year-over-year in May, the composition of all these moving pieces would need to align precisely. Small shifts—a 0.5% surprise in core goods, a 0.2% beat or miss on shelter inflation, or unexpected energy volatility—would move the needle away from 3.8% in either direction. The market's zero probability reflects several realities. First, the Bureau of Labor Statistics reports CPI to one decimal place, so the true inflation rate could be 3.75% or 3.85% (both round to 3.8%), but even this narrow band is statistically unlikely. Second, recent monthly CPI releases have shown readings clustered in the 2.8%-3.5% range, but any exact match requires mathematical precision across hundreds of component prices. Third, analysts are currently forecasting May CPI in a range of roughly 3.1%-3.5%, with few calling for 3.8% specifically. The market's assessment reflects consensus: professional traders do not expect May CPI to hit this exact figure. Macro traders monitoring this market are watching several catalyst dates. The May CPI release is typically published in mid-June (after this market closes June 10), leaving very little time for late reaction. In the days before deadline, markets will incorporate expectations for what the Bureau of Labor Statistics will announce. The Fed's recent meetings and any forward guidance about rates will shape how traders position around inflation expectations. Energy prices—WTI crude and natural gas—could shift unexpectedly in early June and influence final odds. Most importantly, preliminary readings or leaks about shelter data (the largest and most volatile inflation component) could shift sentiment late. What would need to happen for YES? An unexpected deflationary shock in energy, a surprise drop in shelter costs, or a statistical fluke where all components align to produce exactly 3.8%. What pushes strongly toward NO? The base case remains that May inflation will track above or below 3.8%, following the recent 3.0%-3.5% trajectory and reflecting the Fed's gradual disinflation cycle. The zero odds essentially tell the story: traders are extremely confident the real May CPI reading will be anywhere but exactly 3.8%.
Market resolves YES if May 2026 year-over-year CPI is reported by the Bureau of Labor Statistics as exactly 3.8%, NO otherwise. Data typically releases mid-June; market closes June 10.
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