# Kalshi Ends Trump Jr's Advisory Role Over Polymarket Investment

> Kalshi terminated Donald Trump Jr's advisory contract after his firm invested in rival Polymarket.
- Title: Kalshi Ends Trump Jr's Advisory Role Over Polymarket…
- Summary: Kalshi terminated Donald Trump Jr's advisory contract after his firm invested in rival Polymarket.
- Keywords: kalshi, donald trump jr, polymarket, 1789 capital, advisory contract, prediction markets, The Economic Times
- Source: The Economic Times — https://economictimes.indiatimes.com/markets/us-stocks/news/kalshi-ends-donald-trump-jrs-advisory-contract-due-to-polymarket-conflict/articleshow/135780903.cms
- Author: Reuters
- Published: 2026-11-12T18:46:00+00:00
- Read time: 1 min
- Topics: kalshi, donald trump jr, polymarket, 1789 capital, advisory contract, prediction markets, money, business
## Kalshi Ends Trump Jr's Advisory Contract
Kalshi has ended its advisory contract with Donald Trump Jr after his venture capital firm 1789 Capital increased its stake in arch-rival Polymarket.
## Contract Termination Reason
The decision followed 1789 Capital's significant investment in Polymarket this past summer, starting conversations in August.
## Trump Jr's Previous Role
Trump Jr was named Kalshi's strategic advisor in January 2025 and received a $300,000 stake in the company.
## Prediction Markets Context
Prediction markets gained prominence in 2024 by signaling a Trump victory, with Kalshi boasting about poll accuracy.
## Political Scrutiny Ahead
Democrats in the US Congress plan heightened scrutiny of prediction markets, including Senator Elizabeth Warren's vow to crack down on insider trading.
## Key takeaway

Kalshi ended Donald Trump Jr's advisory role due to his venture capital firm's stake in competitor Polymarket.