⚾ Polymarket goes pro

MLB signs prediction markets pacts with CFTC and Polymarket — plus BTC $20K puts surge ahead of expiry, and Coinbase faces a stablecoin revenue threat from D.C. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Thursday, March 19, 2026 Major League Baseball signs prediction markets pacts with CFTC, Polymarket ▲ The CFTC signed a memorandum of understanding with MLB on an information-sharing agreement to aid consumer protections in prediction markets betting ▲ At the same time, MLB secured a deal with Polymarket as its exclusive prediction markets partner ▲ The arrangements were struck even as state gaming regulators continue to insist that they are the leading authority over sports betting and that prediction markets activity falls into that bucket Read the full story → Additional coverage Bitcoin $20,000 put option is third most popular strike ahead of quarterly expiry Nearly $600M in deep out-of-the-money puts highlights tail-risk positioning, though flows point more to volatility strategies than to outright bearish bets. Read more → Coinbase faces a multibillion-dollar threat from D.C. but a 'rewards' loophole could protect its stablecoin revenue The proposed rules could ban yield on stablecoins like USDC, though analysts say the exchange may adapt. Read more → 🎤 Don't just read crypto's top stories — experience them See all of CoinDesk's newsletters    CoinDesk, Inc., 61 9th Avenue, 5th Floor, New York,NY,10011,USA, Unsubscribe Manage Preferences   Copyright © 2026 CoinDesk, All rights reserved.