Polymarket Investigated by DOJ for Allegedly Letting US Users Bet on Platform

  • Polymarket says FBI agents seized CEO’s phone, electronics
  • Platform has taken recent measures to weed out US traders

A Polymarket advertisement in New York.

Photographer: Michael Nagle/Bloomberg
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The US Justice Department is investigating crypto predictions-betting platform Polymarket for allegedly accepting trades from US-based users, according to a person familiar with the matter.

The Federal Bureau of Investigation executed a search warrant on Shayne Coplan, Polymarket’s chief executive officer, and seized his phone and electronics, according to the person who asked for anonymity to discuss non-public matters.