Who will Donald Trump endorse in the 2028 presidential election?

Kalshi·Elections·ends Mar 1, 2028

As of 01:52 UTC on 29 Oct 2026, “J.D. Vance” leads “Who will Donald Trump endorse in the 2028 presidential election?” on Kalshi at 39% (-6pp in 24h), followed by “Marco Rubio” at 32% and “No one” at 15%, out of 6 outcomes. The event has $44 in Kalshi-reported 24-hour volume. pdata.world compares it with 23 related events on Polymarket, Kalshi and Manifold.