On June 5, Polymarket announced the final settlement of its prediction market asking “Will Strategy sell any Bitcoin before May 31?” The outcome was upheld as “No,” a decision that has stirred significant controversy. The market gained enormous attention after Strategy disclosed it had sold 32 BTC between May 26 and May 31, pushing total trading volume past $375 million.
Settlement Outcome and Community Furor
The “No” ruling provoked sharp backlash from a segment of the community. Although a filing with the U.S. Securities and Exchange Commission (SEC) confirms the sale occurred before the market’s cutoff date, that filing only became public after the market had already closed. Traders who bet “Yes” were therefore left without a payout, even though the actual event took place within the deadline.
The Core Dispute: Information Timing vs. Occurrence
Polymarket’s settlement rules are based on “publicly confirmable information” available within the market’s defined timeframe. The platform had previously added a note: “Confirmations obtained outside the market timeframe are not eligible.” Supporters of the “No” outcome argue that since no verifiable public information existed before the market close, the settlement adheres to the rules. On the other side, critics insist that the factual occurrence of the sale should take precedence over the moment it was publicly confirmed, a stance that echoes the blockchain oracle principle of “truth over timing.”
This episode highlights the friction between real-world events and the time-sensitive nature of decentralized prediction markets. Following the final settlement, calls have grown for rule revisions or more flexible arbitration mechanisms. Polymarket has yet to issue a further response, but the event has already become a landmark case in discussions about prediction market fairness and compliance.