UMA News

BitcoinWorld Polymarket Under Fire: 20% of Dispute Judges Had Stake in Outcomes They Ruled On A conflict-of-interest controversy is escalating around the prediction market Polymarket, after an investigation revealed that approximately 20% of the...

UMA voters ruled that Strategy's June 1 disclosure counted for the June contract, even though the company said it sold bitcoin during the final week of May.

On Thursday, Polymarket handed its critics the sharpest argument yet. A governance vote coordinated through UMA has settled a heavily traded market as "No", meaning MicroStrategy did not sell Bitcoin by May 31, even though Strategy's own SEC...

On Thursday, Polymarket handed its critics the sharpest argument yet. A governance vote coordinated through UMA has settled a heavily traded market as “No”, meaning MicroStrategy did not sell Bitcoin by May 31, even though Strategy’s own SEC filing...

A nearly $150 million prediction market has devolved into chaos after the platform Polymarket moved to deny payouts to traders who accurately predicted that corporate treasury firm Strategy would sell a portion of its Bitcoin holdings. The dispute...

BitcoinWorld MicroStrategy Bitcoin Sale Ignites $50M Polymarket Betting Dispute MicroStrategy’s decision to sell a portion of its Bitcoin holdings for the first time in over two years has triggered a contentious dispute on the Polymarket prediction...

BitcoinWorld Nine Wallets Hold Decisive Power Over Polymarket Dispute Outcomes, Report Finds A concentrated group of just nine wallets controls the majority of voting power in the UMA oracle system, which settles disputes on the prediction market...

The world’s largest prediction market was exploited for $520K, but it has bounced back from the hack. On May 22, 2026, on-chain sleuth ZachXBT released his investigation of the hack in which he showed that Polymarket’s UMA CTF Adapter contract on...

The post Polymarket Hack Live: $660,000 Stolen From World’s Largest Prediction Market appeared first on Coinpedia Fintech News An attacker is actively draining funds from Polymarket’s UMA CTF Adapter contract on Polygon in a live exploit first...

BitcoinWorld Polymarket Confirms User Funds Safe After Exploit, Core Infrastructure Unaffected Polymarket, the leading decentralized prediction market platform, has moved to reassure users following a security incident involving its UMA CTF adapter...