A single $1.00M buy order from wallet @Flipadelphia on the Polymarket prediction “Will Belgium win the 2026 FIFA World Cup?” marks the largest trade across the platform in the last 24 hours. The market-implied probability for Belgium at the time was just 1.4%, making this a significant bet against the consensus and on an underdog outcome.
@Flipadelphia’s track record adds weight to this move. The wallet has a resolved-market accuracy of 59.8% over 3,459 positions, paired with a Brier score of 0.2252, indicating consistent predictive skill. With a lifetime volume of $49.76M across 60,869 trades in 4,129 markets, this trader’s activity is notable within the broader prediction market ecosystem.
The “World Cup Winner” event spans 50 markets and has amassed $3.64B in lifetime volume with 136,412 traders participating. Total volume on the Belgium market stands at $106.49M. Whale activity in the last 24 hours shows $3.08M bought versus $923K sold by 219 unique whales, placing this trade in line with overall whale buying momentum.
Within the event, the single largest trader accounts for 6.2% of volume. The market closes in 15 days, and the event has already seen extreme PnL swings, with the biggest winner up $46.69M and the biggest loser down $213.10M. This $1.00M bet on a low-probability outcome highlights a notable divergence from the crowd, signaling substantial conviction from a proven market participant.
This trade underscores the dynamics of the World Cup Winner market, where large bets from skilled traders can shift perceptions on longshot outcomes as the event deadline approaches.
| Direction | BUY |
|---|---|
| Market | Will Belgium win the 2026 FIFA World Cup? |
| Event | World Cup Winner |
| Wallet | @Flipadelphia |
| Amount | $1.00M |
Source: Polydata API v3 · /whales/moves · snapshot 2026-07-05T17:13:28Z. Data: Polydata API v3. On-chain figures are public. Realized PnL is computed over resolved markets only and excludes open positions, so it is conservative versus the Polymarket UI. This is not investment advice.