Kalshi Cuts Ties With Donald Trump Jr. Amid Conflict of Interest Concerns Over Polymarket

Kalshi has ended its advisory relationship with Donald Trump Jr. as his venture capital firm, 1789 Capital, increased its investment in rival prediction market platform Polymarket. Trump Jr. joined Kalshi as a strategic adviser in January 2025 and reportedly received an equity stake worth approximately $300,000 at the time. According to Reuters, the growing connection between 1789 Capital and Polymarket raised concerns inside Kalshi, particularly over the potential conflict of interest. The company reportedly began discussing 1789 Capital’s latest investment in Polymarket after news of the deal surfaced in August. Kalshi also reached out to Trump Jr.