Polymarket is reportedly poised to receive an additional $300 million investment from 1789 Capital, potentially valuing the company at $21 billion.

According to sources, 1789 Capital, a firm with Donald Trump Jr. as a partner, plans to lead a $1 billion funding round, investing approximately $300 million more in prediction market platform Polymarket. If the deal goes through, Polymarket's valuation could reach approximately $21 billion. 1789 Capital has already invested approximately $200 million and will become one of Polymarket's largest investors after the transaction. Currently, the Intercontinental Exchange (ICE) is Polymarket's largest investor, having previously disclosed holding approximately $1.6 billion worth of Polymarket shares, representing about 22% of its issued shares.