The 8-K filing by Strategy Monday disclosed sales for the period May 26 to May 31, but the disclosure was issued on June 1. Polymarket's May 31 contract is sitting at 81% Yes and in review, while bettors argue over whether the onchain transactions or the filing date controls.

The 8-K filing Monday says proceeds from the May 26-31 sale, executed at an average price of $77,135 a coin, will fund distributions on Strategy's preferred stock.

Strategy's remaining holdings still account for more than 4% of the 21 million bitcoin supply cap — worth around $61 billion.