Will Trump endorse JD Vance for president before 2027? — odds by venue

As of Oct 20, 2026, 13:43 UTC, trades at 5.9% on Polymarket and 52.8% on Opinion. Combined volume: $86.2K.

Outcome	Polymarket	Opinion	Best price
	5.9%	52.8%	5.9% on Polymarket

Venues

Polymarket: Volume $86.2K · Liquidity $15.4K · Price time —
Opinion: Volume $4 · Liquidity $2.3M · Price time —

Resolution rules

Polymarket

This market will resolve to "Yes" if Donald Trump publicly endorses, or announces that he will vote for, JD Vance for the 2028 United States presidential election or the Republican primary for that election, by December 31, 2026, 11:59 PM ET. Otherwise this market will resolve to "No". If Donald Trump announces that he will vote for another candidate or endorses another candidate for the 2028 United States presidential election or the Republican primary for that election, this market will immediately resolve to "No". The resolution source for this market will be official information from Do…