TOTAL VOLUME:
$154.4b
24H VOL:
$230,589,906
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,885,293,300
410,482
Markets across
40,213
events
MATCHED EVENTS:
4,340
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 23, 6:59 AM EST
Kalshi
These markets assess whether the Transportation Security Administration will screen a specific number of passengers at airport checkpoints across the United States on a single day in 2026. The outcome depends solely on the initial official count reported for that date, without adjustments for later revisions.
All markets share a common resolution mechanism based on the first published nationwide TSA passenger screening count for October 22, 2026. Each market has a distinct threshold, ranging from 1,800,000 to 3,200,000 passengers. If the reported figure meets or exceeds a market's specific threshold, that market resolves to Yes; otherwise, it resolves to No. The underlying data source is TSA’s official Passenger Volumes page, and only the initial published value is considered—subsequent corrections or updates are disregarded. Any publication delays will pause resolution until the data becomes available, subject to the contract’s expiration or other contingency rules. The exact count is used without rounding, and all markets are resolved based strictly on this single reported number for the specified date.
Currently, it's important to note that analyst forecasts for passenger screenings in October 2026 are limited. However, when available, comparing these forecasts to the implied probabilities within this market can reveal interesting divergences. If analysts predict a significantly different outcome than what's priced into the market, it may suggest opportunities for informed traders. It’s also possible that the market incorporates information not yet fully reflected in traditional forecasts, such as real-time travel booking data or emerging trends in travel behavior. The market represents a forward-looking assessment of probabilities.
On Kalshi, this market is priced using a continuous double auction. Traders buy and sell contracts representing different possible outcomes for the number of TSA passenger screenings on October 22, 2026. The price of each contract reflects the market's collective belief about the probability of that outcome occurring. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust, providing a dynamic and real-time assessment of the event's likelihood. This creates a unique way to assess expectations.
This market resolves around Oct 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The final number of TSA passenger screenings nationwide on October 22, 2026, as reported by the Transportation Security Administration (TSA), will determine the outcome. The market will settle based on the official TSA data release, providing a transparent and objective resolution. This allows traders to confidently participate, knowing the outcome will be based on official, publicly available information.
Several factors could significantly impact this market between now and resolution. Major economic shifts, such as a recession or significant economic growth, could influence travel demand. Geopolitical events, including international conflicts or travel restrictions, could also play a role. Unexpected changes in fuel prices or airline capacity could also move the market. Additionally, any major public health concerns or outbreaks could affect travel patterns and, consequently, TSA passenger screening numbers. Monitoring these signals will be crucial for understanding potential shifts in this market.