Don Jr. joins Kalshi as strategic adviser, reportedly startling Polymarket CEO
Donald Trump Jr. has joined Kalshi as a strategic adviser. The move reportedly prompted a loud reaction from the Polymarket CEO, described as a scream that startled nearly the entire floor. The hiring places a high-profile political figure at the regulated prediction market platform as it competes with Polymarket.
Brings a prominent political name and potential access to the Trump network onto Kalshi's advisory bench, sharpening the rivalry with Polymarket as both platforms vie for political-event trading volume ahead of the 2026 midterms.
Don Jr. becomes the second high-profile political figure to join a prediction-market platform's Washington playbook after Trump himself campaigned on easing CFTC restrictions, as Kalshi and Polymarket escalate their rivalry beyond product features into political-network competition.