A cluster of Polymarket accounts won big on companies audited by KPMG, according to the Wall Street Journal. The findings come after the Journal reported that a KPMG employee is under investigation for alleged insider trading.

The accounts placed bets on companies audited by KPMG, raising questions about potential insider trading.

The investigation into the KPMG employee is ongoing, and no charges have been filed.

Polymarket and KPMG have not commented on the matter.