TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 3:24 PM EST
Kalshi
This event tracks which Belgian players will be in the starting lineup for the Spain vs Belgium FIFA World Cup match scheduled for July 10, 2026. Each market resolves based on whether a specific player appears on the field at kickoff, regardless of whether they were initially announced in the pre-match lineup.
Resolution is determined by the official starting lineup and players on the field when the match begins on or before July 11, 2026. A player who is not in the initially announced starting lineup but appears in the official starting lineup at kickoff and on the field when play begins resolves to Yes. Conversely, a player named in the starting lineup but replaced or withdrawn before kickoff resolves to No. Substitute appearances do not count toward resolution. If the match does not occur before July 11, 2026, all markets resolve to No.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one aggregate beliefs from traders with real money at stake. Prediction markets typically incorporate breaking news and injury updates faster than traditional sportsbooks, making them valuable for spotting shifts in lineup expectations. Comparing the two can reveal where consensus is strongest or where informed traders see value.
On Kalshi, this market is priced through continuous order-book trading, where buyers and sellers submit bids and offers that determine the real-time odds for each potential Belgium starter outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders profit by correctly predicting which players will be named in the starting eleven, with payouts tied directly to the final verified roster. The price of each outcome reflects the collective confidence of active traders and adjusts dynamically as new information emerges.
This market resolves around Jul 10, 2026, once the Belgium starting lineup is officially announced and verified against credible public sources. The outcome is determined by comparing the actual starters fielded in the Spain vs Belgium match to the specific player outcomes listed in the market. Resolution occurs shortly after the official team sheet is released, allowing traders to settle positions based on confirmed roster data.
Injury reports, suspension announcements, and coaching statements about lineup decisions are primary catalysts that shift this market. Late-breaking team news, player fitness updates, and tactical shifts by Belgium's coaching staff can trigger sharp repricing as traders adjust their positions. Media speculation about starting roles, player availability confirmations, and official pre-match press conferences typically drive the most significant volume spikes in the final hours before kickoff.