2028 Republican nominee for President?
Short Answer
1. Executive Verdict
- Here are key claims for the 2028 Republican nominee market:
- JD Vance leads polls and markets; actively building a strong campaign.
- Marco Rubio surges due to hawkish foreign policy, favored by conservative media.
- Donald Trump Jr. polls well but shows no active campaign building.
- Ron DeSantis shows weak grassroots fundraising efficiency and low poll numbers.
- Former President Trump's endorsement could significantly shift the candidate landscape.
Who Wins and Why
| Outcome | Market | Model | Why |
|---|---|---|---|
| Marco Rubio | 27.1% | 28.8% | Model higher by 1.7pp |
| J.D. Vance | 37.4% | 37.7% | Model higher by 0.3pp |
| Donald J. Trump | 3.0% | 3.7% | Model higher by 0.7pp |
| Ron DeSantis | 3.5% | 3.1% | Market higher by 0.4pp |
| Marjorie Taylor Greene | 1.2% | 1.5% | Model higher by 0.3pp |
Current Context
2. Market Behavior & Price Dynamics
Historical Price (Probability)
3. Market Data
Contract Snapshot
This market resolves to "Yes" if J.D. Vance wins and accepts the Republican party's nomination for President, verified by gop.com; otherwise, it resolves to "No" as the event is mutually exclusive. The market closes upon this outcome or by November 7, 2028, at 10:00 AM EST, with payouts projected one minute after closing. A wide range of individuals are prohibited from trading this contract, including federal and statewide public office holders, paid campaign staffers, and employees of political organizations, polling firms, and media decision desks.
Available Contracts
Market options and current pricing
| Outcome bucket | Yes (price) | No (price) | Last trade probability |
|---|---|---|---|
| J.D. Vance | $0.37 | $0.63 | 37% |
| Marco Rubio | $0.28 | $0.73 | 27% |
| Tucker Carlson | $0.05 | $0.95 | 5% |
| Ron DeSantis | $0.04 | $0.97 | 4% |
| Donald J. Trump | $0.03 | $0.98 | 3% |
| Donald J. Trump Jr. | $0.02 | $0.98 | 2% |
| Glenn Youngkin | $0.02 | $0.98 | 2% |
| Ted Cruz | $0.01 | $0.99 | 2% |
| Thomas Massie | $0.01 | $0.99 | 1% |
| Marjorie Taylor Greene | $0.01 | $0.99 | 1% |
| Nikki Haley | $0.01 | $0.99 | 1% |
| Brian Kemp | $0.01 | $0.99 | 1% |
| Josh Hawley | $0.01 | $0.99 | 1% |
| Tulsi Gabbard | $0.01 | $0.99 | 1% |
| Byron Donalds | $0.01 | $1.00 | 1% |
| John Thune | $0.00 | $1.00 | 0% |
| Mike Pence | $0.00 | $1.00 | 0% |
| Robert F. Kennedy Jr. | $0.00 | $1.00 | 0% |
| Ivanka Trump | $0.00 | $1.00 | 0% |
| Katie Britt | $0.00 | $1.00 | 0% |
| Matt Gaetz | $0.00 | $1.00 | 0% |
| Pete Hegseth | $0.00 | $1.00 | 0% |
| Rand Paul | $0.00 | $1.00 | 0% |
| Sarah Huckabee Sanders | $0.00 | $1.00 | 0% |
| Steve Bannon | $0.00 | $1.00 | 0% |
| Vivek Ramaswamy | $0.00 | $1.00 | 0% |
| Elise Stefanik | $0.00 | $1.00 | 0% |
| Eric Trump | $0.00 | $1.00 | 0% |
| Erika Kirk | $0.00 | $1.00 | 0% |
| Greg Abbott | $0.00 | $1.00 | 0% |
| Kristi Noem | $0.00 | $1.00 | 0% |
| Tom Cotton | $0.00 | $1.00 | 0% |
| Elon Musk | $0.00 | $1.00 | 0% |
| Nicki Minaj | $0.00 | $1.00 | 0% |
Market Discussion
Traders are largely focused on J.D. Vance and Marco Rubio as top contenders, with some speculating about a potential Vance/Rubio ticket. A key argument for Marco Rubio is his perceived broader appeal, strong track record, and multilingual capabilities, contrasting with J.D. Vance, who some feel might be too hardline to win a general election. There's no clear consensus, but Rubio is highlighted for his electability.
4. How Is JD Vance Building a 2028 Presidential Bid?
| Rockbridge Network Funding | Over $75 million [^] |
|---|---|
| Key Donor Support | Peter Thiel (MAGA-aligned tech donor) [^] |
| Staffing Strategy | Allies in VP office; individuals with Trump campaign overlap [^] |
5. What Foreign Policy Narrative Dominates Conservative Media Shows?
| Foreign Policy Rhetoric Ratio | 1:4 non-interventionist to hawkish sentiment [1-6] [^] |
|---|---|
| J.D. Vance 2028 Nominee Odds | 37-39% [Web Research Results] [^] |
| Marco Rubio 2028 Nominee Odds | 26-28% [Web Research Results] [^] |
6. Which Super PACs Show Early 2027 Financial Investment in Carve-Out States?
| FEC Filings Availability Q2-Q4 2027 | Not yet available as of March 26, 2026 (Web Research Results) [^] |
|---|---|
| Q2 2027 Report Due Date | July 15, 2027 (Web Research Results) [^] |
| Current Identifiable Super PAC Investment Q2-Q4 2027 | None (Web Research Results) [^] |
7. Do Governor Candidates Show Superior Grassroots Fundraising Efficiency?
| Ron DeSantis Small Donor % | 18.05% [^] |
|---|---|
| J.D. Vance Small Donor % | 28.26% [^] |
| Marco Rubio Small Donor % | 35.92% [^] |
8. What is Trump's 2028 Endorsement Strategy According to Surrogates?
| Erika Kirk's Endorsement | JD Vance for 2028 (pre-primaries) [^] |
|---|---|
| Tucker Carlson's Pick | JD Vance as 2028 Republican nominee [^] |
| Prediction Markets | Favor JD Vance for 2028 Republican nominee [^] |
9. What Could Change the Odds
Key Catalysts
Key Dates & Catalysts
- Expiration: November 07, 2028
- Closes: November 07, 2028
10. Decision-Flipping Events
- Trigger: Internal political dynamics will play a crucial role in shaping the field before the 2028 election.
- Trigger: A potential endorsement from former President Trump could significantly alter the current landscape, which presently favors JD Vance [^] .
- Trigger: Furthermore, internal party divisions between establishment and MAGA factions may create shifts in support and influence candidate viability [^] .
- Trigger: External events and policy considerations also present key catalysts.
12. Historical Resolutions
No historical resolution data available for this series.
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