TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Time left: 07d:17h:24m
$
This market tracks whether the Consumer Price Index will register a month-over-month change of exactly 0.5% in October 2026. On Kalshi, the leading outcome—CPI MoM at precisely 0.5%—stands at 50.0%, while an alternative outcome holds 25.0% probability. The market resolves according to the official CPI month-over-month figure released by the Bureau of Labor Statistics. Watch for the October 2026 CPI release scheduled around November 10, 2026, which will determine the final settlement.
If the CPI month-over-month is exactly -0.2% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly -0.1% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.0% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.1% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.2% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.3% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.4% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.5% in Oct 2026, then the market resolves to Yes. If the CPI month-over-month is exactly 0.6% in Oct 2026, then the market resolves to Yes.
On Kalshi, this market is priced using a continuous double auction, meaning buyers and sellers submit bids and offers, and trades occur when they match. The price of a contract reflects the probability of that outcome occurring, as perceived by the market participants. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders are constantly adjusting their valuations based on new information and their own expectations for the future CPI data. This dynamic process leads to a real-time assessment of probabilities, offering a unique perspective on potential economic scenarios. The current volume indicates active participation and price discovery.
This market resolves around Nov 10, 2026, with the outcome determined by the official CPI month-over-month data released for October 2026 by the Bureau of Labor Statistics. The resolution will be confirmed once the event is verifiable from credible public reporting. Traders will look to this data release to determine which contracts will pay out, based on the actual CPI figure reported. This provides a clear and objective basis for settling the market, ensuring a transparent and reliable outcome for all participants.
Several economic signals and events could significantly impact this market. Unexpected shifts in employment data, changes in energy prices, or geopolitical events could all influence inflation expectations and, consequently, the prices in this market. Major Federal Reserve policy announcements regarding interest rates or quantitative easing would also be key catalysts. Furthermore, any revisions to previous CPI data or changes in the methodology used to calculate inflation could prompt traders to reassess their positions. Monitoring these factors will be crucial for understanding the dynamics of this market as we approach Nov 10, 2026.