Strategy sold bitcoin in late May, and told the market in June. Here's how Polymarket bettors are fighting over when it counts.

A $79 million betting market on Polymarket is currently in dispute over whether a bitcoin sale by Strategy (MSTR) occurred before a May 31 deadline. The conflict centers on whether the date of the actual trade or the date of the public disclosure filing determines the outcome.
Why it matters
This highlights the challenges of defining 'event-based' outcomes in decentralized prediction markets and the potential for ambiguity in financial reporting timelines.
Share Share this article Copy link X icon X (Twitter) LinkedIn Facebook Email Strategy sold bitcoin in late May, and told the market in June. Here s how Polymarket bettors are fighting over when it counts. A $79 million market hinges not on whether Michael Saylor s firm sold bitcoin, but on whether a sale disclosed June 1 can count toward a deadline that passed May 31. By Sam Reynolds , AI Boost | Edited by Shaurya Malwa Jun 2, 2026, 5:00 a.m. 4 min read Make preferred on What to know : A $79 million Polymarket bet on whether Strategy (MSTR) sold bitcoin by May 31 hinges on whether the contract is governed by the date of the sale itself or the later date of its public disclosure. One camp argues the market is event-based and should resolve “Yes” because Strategy’s own filing dates the 32 BTC sale inside the window, while another insists only information knowable by the May 31 deadline counts and therefore the market must resolve “No.” A smaller group says the rules were too vague to resolve at all, even as Polymarket has since endorsed the “No” interpretation, leaving the final decision to UMA token holders, who have previously diverged from the platform. The Polymarket contract asked a simple question: did Strategy (MSTR) sell any bitcoin by May 31? The company s filing says it sold 32 BTC between May 26 and 31 . The filing came out June 1. That gap has split bettors into a $79 million fight over whether a sale counts when it happens, or when it s confirmed.
The article presents both sides of the betting dispute neutrally without favoring either interpretation.
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