Polymarket Adopts Time-Weighted Prices Following Million-Dollar Exploits
The prediction market is shifting to time-weighted pricing to prevent traders from executing artificial price manipulation strategies.

Prediction market Polymarket is moving to time-weighted prices following months of public warnings from onchain analysts regarding vulnerabilities that allowed traders to drain millions of dollars through artificial price manipulation.
Prior to the adjustment, participants could execute brief price pushes to distort market outcomes over short intervals. The adoption of time-weighted pricing aims to make such tactics economically unviable by increasing the cost and duration required to move market prices significantly.
Marcus reports on digital assets, from spot ETF flows to protocol-level developments in DeFi. He pays particular attention to how institutional adoption is reshaping crypto market structure.
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