12 Polymarket accounts bet $264K on exact Ballon d'Or top five before ceremony
- —The 12 accounts were created between Oct. 1 and Oct. 20; seven never traded any other market
- —Odds on Mbappé finishing ahead of Yamal jumped from 17.5% to 45% on Oct. 9 with no news catalyst
- —Wallet 0x8d33 staked $43,500 and walked away with about $34,000 in profit
- —Polymarket has been blocked in France since the ANJ ordered it in July 2026
Why it matters: The episode sharpens scrutiny of prediction markets, where anonymity and public odds make insider trading hard to police.
Source: Journal du Coin