NHL and MLB Sign With Polymarket and Kalshi as Their Unions Ask CFTC to Intervene
Key Takeaways: Player unions for the NFL, MLB, NBA, NHL, and MLS jointly asked the CFTC to ban “negative outcome” and “mention” event contracts. The NHL has data partnerships with both Polymarket and Kalshi, and Polymarket is MLB’s exclusive prediction-market partner. The CFTC received over 1,500 public comments before its rulemaking input window closed on…
