TOTAL VOLUME:
$124b
24H VOL:
$83,289,667
24H TRANSACTIONS:
2,121,338,658
OPEN INTEREST:
$1,284,038,713
364,752
Markets across
33,219
events
MATCHED EVENTS:
3,070
PLATFORM COVERAGE:
5
Polymarket:
41%
VS.
Kalshi:
59%
$
This event group tracks the 2028 Republican presidential nomination across multiple prediction markets. All markets resolve based on whether a named individual wins and accepts the Republican Party's nomination, using official Republican Party sources as the resolution authority.
This market will resolve to “Yes” if the named individual wins and accepts the 2028 nomination of the Republican Party for U.S. president. Otherwise, this market will resolve to “No”. The resolution source for this market will be a consensus of official Republican Party sources. Any replacement of the Republican nominee before election day will not change the resolution of the market.
If Thomas Massie wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Nikki Haley wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Sarah Huckabee Sanders wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Greg Abbott wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If J.D. Vance wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Ron DeSantis wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Glenn Youngkin wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Robert F. Kennedy Jr. wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Vivek Ramaswamy wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Donald J. Trump wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Donald J. Trump Jr. wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Elon Musk wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Brian Kemp wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Matt Gaetz wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Byron Donalds wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Elise Stefanik wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Josh Hawley wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Ted Cruz wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Katie Britt wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If John Thune wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Marco Rubio wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Tulsi Gabbard wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Kristi Noem wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Mike Pence wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Steve Bannon wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Erika Kirk wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Tucker Carlson wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Marjorie Taylor Greene wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Nicki Minaj wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Tom Cotton wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Rand Paul wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Ivanka Trump wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Eric Trump wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Pete Hegseth wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Lara Trump wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Spencer Pratt wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Jeff Bezos wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes. If Candace Owens wins and accepts the nomination for the Presidency for the Republican party, then the market resolves to Yes.
This market will resolve to “Yes” if the named individual wins and accepts the 2028 nomination of the Republican Party for U.S. president. Otherwise, this market will resolve to “No”. The resolution source for this market will be a consensus of official Republican Party sources. Any replacement of the Republican nominee before election day will not change the resolution of the market.
This market will resolve to “Yes” if the named individual wins and accepts the 2028 nomination of the Republican Party for U.S. president. Otherwise, this market will resolve to “No”. The resolution source for this market will be a consensus of official Republican Party sources. Any replacement of the Republican nominee before election day will not change the resolution of the market.
This market will resolve to “Yes” if the named individual wins and accepts the 2028 nomination of the Republican Party for U.S. president. Otherwise, this market will resolve to “No”. The resolution source for this market will be a consensus of official Republican Party sources. Any replacement of the Republican nominee before election day will not change the resolution of the market.
Prediction market odds on this market often differ from traditional polling averages because traders incorporate more than just current voter preferences — they factor in campaign resources, debate performances, and strategic dynamics. While polls give a snapshot of public opinion, market prices reflect what participants are willing to bet on on a probabilistic basis, which can highlight underdog momentum or establishment backing that polls might miss.
On Polymarket and Kalshi, this market shows price variations due to differences in user bases, liquidity, and trading activity. Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. For example, Polymarket currently favors Will J.D. Vance win the 2028 Republican presidential nomination? at 50.2%, while Kalshi leans toward Will J.D. Vance win the 2028 Republican presidential nomination? at 45.0%. These gaps can also arise from varying levels of public interest or media coverage on each venue, affecting how traders place their bets.
This market resolves around Nov 8, 2028, with the outcome confirmed once the event is verifiable from credible public reporting. The result is based on who officially secures the Republican Party's nomination at the national convention, a process documented through party proceedings and media coverage.