TOTAL VOLUME:
$154.6b
24H VOL:
$323,326,361
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,969,435,260
419,363
Markets across
40,411
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 31, 3:32 PM EST
Polymarket
In the upcoming EFL Championship game between West Ham United FC and West Bromwich Albion FC, scheduled for October 31, 2026 at 11:00 AM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
In the upcoming EFL Championship game between West Ham United FC and West Bromwich Albion FC, scheduled for October 31, 2026 at 11:00 AM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
Typically, prediction market odds reflect the wisdom of the crowd, often differing from initial sportsbook odds which are set by professional oddsmakers. Sportsbooks may incorporate biases or focus on attracting action on certain outcomes, while this market represents a more decentralized assessment of probability. It’s common to see the odds on Polymarket shift as new information becomes available and more traders participate, potentially leading to a different implied probability than what’s offered by traditional sportsbooks. This difference can present opportunities for arbitrage or informed betting.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing each possible outcome. The price of a share directly reflects the implied probability of that outcome occurring. As more shares are bought for West Ham leading at halftime, for example, the price of those shares increases, and the implied probability rises. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price is driven entirely by supply and demand, with traders expressing their beliefs about the most likely halftime result through their trading activity. This creates a dynamic and responsive pricing system.
This market resolves around Oct 31, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The halftime result—whether West Ham United FC, West Bromwich Albion FC, or a draw is leading—will be determined based on official match data. The platform will verify the result against trusted sources to ensure accuracy and finalize the market's settlement. Traders holding shares in the correct outcome will receive a payout based on the final market price at resolution.
Several factors could influence the price of this market. Any news regarding team injuries, changes in starting lineups, or tactical adjustments announced before kickoff could significantly shift trader sentiment. Live game events, such as early goals or red cards, would also have an immediate impact. Even broader factors, like weather conditions or public perception of team form, could play a role. Unexpected announcements or shifts in analyst predictions regarding the likely outcome of the match could also contribute to movement in this market.