TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 19, 7:03 PM EST
Polymarket
This market will resolve to "Up" if the reference price for British Pound / US Dollar (GBP/USD) on October 19, 2026 is higher than the reference price for the most recent prior reference day. This market will resolve to "Down" if it is lower. If the two reference prices are exactly equal, this market will resolve 50-50. For each day, the reference price is the "Close" value of the Pyth 1-minute candle timestamped 4:59 PM ET (covering 4:59:00–4:59:59 PM ET) on that date. Reference prices will be used exactly as published by Pyth, without rounding. A "reference day" is any day on which the applicable trading session for British Pound / US Dollar (GBP/USD), per the trading-hours schedule listed on Pyth, includes 4:59 PM ET. E.g., ordinarily, a market on Monday would refer to the previous Friday for its reference price, since weekend sessions (where applicable) do not include a 4:59 PM ET close; if that Friday were a market holiday, it would refer to the next most recent prior reference day. All times are Eastern Time, and each day refers to the Eastern Time calendar date. If no valid Pyth Close value exists for the 4:59 PM ET 1-minute candle on any day for which a reference price is being determined — including October 19, 2026 itself, such as on a day with shortened trading hours — the last valid Pyth price published prior to 5:00 PM ET on that date will be used as that day's reference price. If no valid Pyth price is published at all on the prior reference day — due to a system outage, data failure, or other technical disruption — the next most recent prior reference day on which a valid Pyth price was published will be used in its place. If no valid Pyth price is published at all on October 19, 2026, or if October 19, 2026 is not a trading day under the applicable trading-hours schedule as listed on Pyth, this market will resolve 50-50. The resolution source for this market is Pyth, specifically the "Close" value of the relevant 1-minute candle for British Pound / US Dollar (GBP/USD) available at https://pythdata.app/explore/FX.GBP%2FUSD. Historical 1-minute candles may be accessed by appending a Unix timestamp (seconds) to the Pyth chart URL using the "t=" parameter.
This market will resolve to "Up" if the reference price for British Pound / US Dollar (GBP/USD) on October 19, 2026 is higher than the reference price for the most recent prior reference day. This market will resolve to "Down" if it is lower. If the two reference prices are exactly equal, this market will resolve 50-50. For each day, the reference price is the "Close" value of the Pyth 1-minute candle timestamped 4:59 PM ET (covering 4:59:00–4:59:59 PM ET) on that date. Reference prices will be used exactly as published by Pyth, without rounding. A "reference day" is any day on which the applicable trading session for British Pound / US Dollar (GBP/USD), per the trading-hours schedule listed on Pyth, includes 4:59 PM ET. E.g., ordinarily, a market on Monday would refer to the previous Friday for its reference price, since weekend sessions (where applicable) do not include a 4:59 PM ET close; if that Friday were a market holiday, it would refer to the next most recent prior reference day. All times are Eastern Time, and each day refers to the Eastern Time calendar date. If no valid Pyth Close value exists for the 4:59 PM ET 1-minute candle on any day for which a reference price is being determined — including October 19, 2026 itself, such as on a day with shortened trading hours — the last valid Pyth price published prior to 5:00 PM ET on that date will be used as that day's reference price. If no valid Pyth price is published at all on the prior reference day — due to a system outage, data failure, or other technical disruption — the next most recent prior reference day on which a valid Pyth price was published will be used in its place. If no valid Pyth price is published at all on October 19, 2026, or if October 19, 2026 is not a trading day under the applicable trading-hours schedule as listed on Pyth, this market will resolve 50-50. The resolution source for this market is Pyth, specifically the "Close" value of the relevant 1-minute candle for British Pound / US Dollar (GBP/USD) available at https://pythdata.app/explore/FX.GBP%2FUSD. Historical 1-minute candles may be accessed by appending a Unix timestamp (seconds) to the Pyth chart URL using the "t=" parameter.
Currently, prediction market odds offer a distinct perspective compared to traditional analyst forecasts for the GBP/USD exchange rate. While many analysts are predicting a continued period of volatility, this market reflects the collective judgment of traders actively putting capital at risk. It’s important to note that analyst forecasts often represent a single point of view, whereas this market aggregates the insights of numerous participants. Discrepancies between the two can highlight areas of disagreement or differing levels of confidence in potential economic outcomes.
On Polymarket, this market is priced using a continuous double auction, meaning traders can buy and sell shares representing their belief about whether the GBP/USD exchange rate will be up or down on Oct 19, 2026. The price of these shares fluctuates based on supply and demand, reflecting the evolving consensus of market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The closer we get to the resolution date, the more the price will converge toward 100% or 0%, depending on the prevailing sentiment. This dynamic pricing mechanism allows for real-time assessment of expectations.
This market resolves around Oct 19, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the resolution will be based on whether the GBP/USD exchange rate is higher or lower at the specified time. The final exchange rate will be sourced from a widely recognized financial data provider to ensure accuracy and transparency. Traders will then be able to claim their winnings or acknowledge their losses based on the final result of this market.
Several key signals and events could significantly move this market before Oct 19, 2026. Major macroeconomic data releases from both the United Kingdom and the United States, such as inflation reports, employment figures, and GDP growth rates, will likely have a substantial impact. Unexpected policy announcements from the Bank of England or the Federal Reserve regarding interest rates or quantitative easing could also trigger significant price movements. Geopolitical events and shifts in global risk sentiment could also influence the GBP/USD exchange rate and, consequently, this market.