TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 14, 8:25 AM EST
Kalshi
These markets track the month-over-month percentage changes in the Consumer Price Index for June 2026, specifically comparing headline inflation (all items) against core inflation (excluding food and energy). Each contract pays out only if both the headline and core CPI readings fall within their specified ranges simultaneously, based on the first official release from the Bureau of Labor Statistics.
This event comprises combination markets that each require all specified conditions to be satisfied for June 2026 to resolve to Yes. Each market pairs a headline CPI-U month-over-month change condition with a core CPI-U month-over-month change condition. Headline CPI refers to the single-decimal month-over-month percent change in CPI-U: All Items, while Core CPI refers to the single-decimal month-over-month percent change in CPI-U: All Items Less Food and Energy. If any single component fails to meet its specified threshold or becomes impossible to satisfy, the entire contract immediately resolves to No. Resolution uses the first officially released value from the economic data release, not preliminary or revised estimates unless explicitly specified. Each component is independently resolved according to its corresponding Kalshi ruleset using ECONSTAT methodology. All conditions must be satisfied within the June 2026 time period for the contract to pay out.
Prediction market odds often diverge from traditional analyst forecasts because traders incorporate real-time information, forward guidance, and market sentiment into their pricing. While economists and Federal Reserve officials publish CPI expectations months in advance, this market allows participants to continuously update their views based on incoming economic data, employment reports, and policy signals. Comparing the implied probability here to consensus forecasts can reveal whether traders expect inflation to surprise higher or lower than the mainstream view, making it a useful cross-check against conventional economic commentary.
On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell shares representing different outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the collective belief of all participants about the probability of that result occurring. As new economic data, Fed communications, or other inflation signals emerge, traders adjust their positions, which moves the price up or down. This dynamic pricing ensures the market continuously incorporates the latest information available to participants.
This market resolves around Jul 14, 2026, once the June 2026 CPI data becomes publicly available and verifiable. The outcome is determined by the actual inflation readings released by the U.S. Bureau of Labor Statistics, which publishes the Consumer Price Index monthly. The specific combination of headline and core inflation figures for June 2026 will be compared against the predefined outcome brackets in this market. Resolution occurs after the data is confirmed from credible public sources and the platform processes the final settlement.
Several economic catalysts could shift trader sentiment before resolution. Monthly employment reports, retail sales data, and producer price indices all influence inflation expectations and could trigger significant price moves. Federal Reserve communications, interest rate decisions, and forward guidance about monetary policy also matter greatly, since traders assess how the Fed's actions will affect demand and price pressures. Geopolitical shocks, energy price swings, and supply-chain disruptions are additional wild cards that could reshape inflation forecasts and move this market substantially in either direction.