What are the current odds for: Republican Presidential Nominee 2028

According to OpenFlow's prediction market aggregator, the current implied probability is 2% as of 2026-08-31. Total volume on this market is $693.3M. This market resolves on November 7, 2028.

How does OpenFlow aggregate prediction market odds?

OpenFlow aggregates live order books across on-chain prediction market venues, applies cross-venue price improvement, and displays unified Yes/No implied probabilities. Users trade on their own exchange — OpenFlow routes fills and settles exchange-to-exchange via USDC on Solana.

Republican Presidential Nominee 2028. Current implied probability: 2% yes. Total volume: $693.3M. Resolves November 7, 2028. Live odds aggregated from Polymarket and Kalshi on OpenFlow.

⭐ FeaturedPoliticsUS ElectionElectionsWorld Elections

Republican Presidential Nominee 2028

Opens Jul 11, 2025Resolves Nov 7, 2028

Total volume

$693.3M

24h volume

$177K

Liquidity

$56.4M

Open interest

$8.6M

Resolves

Nov 7, 2028

Comments

435

7d volume

$2.6M

30d volume

$10.1M

1yr volume

$683.1M

Competitive

100.0%

Odds history

#OutcomeChance

Will J.D. Vance win the 2028 Republican presidential nomination?▲ 0.4% 1d▲ 1.8% 1w▲ 6.2% 1m

0.1% spread

49%

Will Robert F. Kennedy Jr. win the 2028 Republican presidential nomination?

98.0% spread

49%

Will Marco Rubio win the 2028 Republican presidential nomination?▼ 0.9% 1d▼ 3.9% 1w▼ 11.3% 1m

0.1% spread

16%

Will Tucker Carlson win the 2028 Republican presidential nomination?▲ 0.1% 1d▲ 1.0% 1m

0.3% spread

Will Ron DeSantis win the 2028 Republican presidential nomination?▲ 0.6% 1w▼ 0.5% 1m

0.1% spread

Will Donald Trump win the 2028 Republican presidential nomination?▼ 0.2% 1w▼ 0.1% 1m

0.1% spread

Will Donald Trump Jr. win the 2028 Republican presidential nomination?▲ 0.2% 1w▲ 0.7% 1m

0.1% spread

Will Glenn Youngkin win the 2028 Republican presidential nomination?

0.1% spread

Will Ted Cruz win the 2028 Republican presidential nomination?

0.1% spread

Will Tulsi Gabbard win the 2028 Republican presidential nomination?▲ 0.4% 1w▲ 0.3% 1m

0.2% spread

Will Ivanka Trump win the 2028 Republican presidential nomination?▲ 0.1% 1w▼ 0.1% 1m

0.3% spread

Will Elon Musk win the 2028 Republican presidential nomination?

0.1% spread

Will Sarah Huckabee Sanders win the 2028 Republican presidential nomination?

0.1% spread

Will Greg Abbott win the 2028 Republican presidential nomination?▼ 0.2% 1m

0.1% spread

Will Thomas Massie win the 2028 Republican presidential nomination?▼ 0.1% 1w▼ 0.2% 1m

0.1% spread

Will Byron Donalds win the 2028 Republican presidential nomination?▲ 0.1% 1w▼ 0.2% 1m

0.1% spread

Will Elise Stefanik win the 2028 Republican presidential nomination?

0.1% spread

Will Kim Kardashian win the 2028 Republican presidential nomination?▲ 0.1% 1m

0.1% spread

Will Marjorie Taylor Greene win the 2028 Republican presidential nomination?▼ 0.2% 1m

0.1% spread

Will Vivek Ramaswamy win the 2028 Republican presidential nomination?▼ 0.2% 1d▼ 0.4% 1w▼ 0.6% 1m

0.1% spread

Will Robert F. Kennedy Jr. win the 2028 Republican presidential nomination?▼ 0.1% 1w▼ 0.3% 1m

0.1% spread

Will Brian Kemp win the 2028 Republican presidential nomination?▼ 0.2% 1m

0.1% spread

Will Josh Hawley win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Steve Bannon win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Nikki Haley win the 2028 Republican presidential nomination?▲ 0.1% 1w▼ 0.1% 1m

0.2% spread

Will Eric Trump win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.2% spread

Will Rand Paul win the 2028 Republican presidential nomination?▼ 0.2% 1w▼ 0.5% 1m

0.1% spread

Will Pete Hegseth win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Candace Owens win the 2028 Republican presidential nomination?

0.1% spread

Will Erika Kirk win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Katie Britt win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Kristi Noem win the 2028 Republican presidential nomination?

0.1% spread

Will Joe Kent win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Mike Pence win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Tom Brady win the 2028 Republican presidential nomination?

0.1% spread

Will Rick Scott win the 2028 Republican presidential nomination?

0.1% spread

Will Matt Gaetz win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will John Thune win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Doug Burgum win the 2028 Republican presidential nomination?

0.1% spread

Will Tom Cotton win the 2028 Republican presidential nomination?

0.1% spread

Will John N. Kennedy win the 2028 Republican presidential nomination?

0.1% spread

Will Mike Johnson win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will Tim Scott win the 2028 Republican presidential nomination?▼ 0.1% 1m

0.1% spread

Will another person win the 2028 Republican presidential nomination?

100.0% spread

Min order: 5 USDCTick: 0.001

Order BookDonald Trump

Mid 2.1¢

PriceContractsTotal

Loading…

Price change▼ 0.2% 1w▼ 0.1% 1m▼ 1.8% 1y

📊 Market context

The tight contest between J.D. Vance and Robert F. Kennedy Jr. near 49 percent each reflects trader views of an unsettled early GOP field, where Vance's role as vice president anchors him with Trump-aligned voters and institutional positioning, yet Kennedy's cabinet role and distinct policy emphasis on health and regulatory issues sustain comparable support. Marco Rubio at 16 percent trails as a s…

Rules summary

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.