Finance News

Story: Polymarket’s Arbitration Model Draws Conflict of Interest Fire as Dispute Volume…

By Evie Vavasseur

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Why UMA, and Why It's Messy. Polymarket moved to UMA back in 2022. The logic was strategic: by handing dispute resolution to a…

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Dispute Volume Is Climbing Fast. The numbers are getting harder to wave away. So far in 2026, more than 1,150 markets have gone to…

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What Institutional Money Needs to See. Prediction markets have grown fast. And as they've grown, the question of who's actually deciding…

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Polymarket is in trouble. Not from regulators — at least not directly — but from the very mechanism it built to stay out of their reach.

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Blockchain data is pointing to something pretty uncomfortable: the anonymous token holders who decide disputed bets on Polymarket often have money riding on those same bets.

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Polymarket moved to UMA back in 2022. The logic was strategic: by handing dispute resolution to a decentralized protocol, the platform could argue it sits outside the Commodity…

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Polymarket's bet was on decentralization. The problem is that decentralization only works if the people doing the deciding don't have skin in the game.

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The numbers are getting harder to wave away. So far in 2026, more than 1,150 markets have gone to arbitration — already past all of 2025's total, and the year isn't close to done.

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The most pointed example came recently when a UMA member known as "Scout" was removed over manipulation allegations.

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Related: FCA Moves to Overhaul Consumer Credit Act Rules Affecting Lenders and Borrowers

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The removal didn't quiet things down. It made them louder.

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Prediction markets have grown fast. And as they've grown, the question of who's actually deciding disputed contracts has gone from a niche governance debate to something that…

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Polymarket's founder, Shayne Coplan, has acknowledged the current system is messy. He's hinted at future improvements. But he hasn't said what those look like, or when.

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The gap between what Polymarket wants to be — a serious, mainstream financial platform — and what its governance structure currently looks like is wide.

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The ten-wallet concentration problem is probably the sharpest version of this. When more than half of voting power sits with a handful of anonymous addresses, the claim that any…

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