Polymarket user loses $54,000 Canadiens bet as NHL memo signs
A Polymarket user placed a $54,000 bet on the Montreal Canadiens defeating the Carolina Hurricanes in the NHL Eastern Conference Finals, according to a May 26 report. The Hurricanes won 4-0 on May 27, with Polymarket traders pricing them at 99% probability by game's end; the market carried $3 million in trading volume. Separately, user @rech4 holds 99,328.6 shares of a Yes contract on the Vegas Golden Knights winning the 2026 Stanley Cup, trading at 9.1 cents with a position value of $41,171.71 against a $32,133.10 cost basis for a 355.51% return as of May 30. Both positions surfaced days after the NHL signed a CFTC integrity memo on hockey event contracts.
These whale trades surface while five federal and journalistic probes already scrutinize Polymarket wallet clusters for abnormal win rates on Iran military contracts. Any fresh surveillance gap on sports markets could harden bipartisan House support for binding federal registration requirements before the Senate-passed legislation reaches a floor vote.
Brings the running tally of major sports leagues partnering with prediction markets to two — MLB and now the NHL — while the NFL and NCAA remain opposed, sharpening the league-by-league contest for contract legitimacy ahead of a potential Senate floor vote.