Republican Presidential Nominee 2028

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Market context

The Republican Party will select its 2028 presidential nominee at its national convention, scheduled for mid-summer 2028. The market prices this particular individual at 2% probability of securing that nomination and accepting it. The Republican primary process typically begins in Iowa and New Hampshire in early 2028, with subsequent contests across Super Tuesday and beyond, culminating in the convention where delegates formally cast votes for the nominee.

Historical precedent suggests that nominees emerging from competitive Republican fields have rarely been surprise late entries. Since 1980, the eventual Republican nominee has typically been either an incumbent president seeking re-election or a candidate who demonstrated clear frontrunner status by Iowa. The 2016 cycle saw Donald Trump win the nomination despite initial scepticism from party establishment figures, whilst 2012 saw Mitt Romney consolidate support through the primary calendar. A 2% probability reflects a position substantially outside the current frontrunner tier, though not impossible given the volatility inherent in multi-candidate races and the influence of unexpected events.

Key catalysts affecting this market include the formal entry announcements of major candidates, expected between autumn 2027 and early 2028, and performance in early voting states. Iowa caucuses and New Hampshire primary results, typically occurring in January and February 2028, will substantially reshape delegate projections. Convention rules changes, announced by the Republican National Committee, could alter nomination mechanics. Any significant shifts in candidate viability—withdrawals, endorsement consolidations, or scandal developments—will move probabilities across the field. The market settles on 7 November 2028, the day after the general election, based on whether this individual formally accepts the Republican nomination.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Champions League Prediction, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Champions League Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Champions League Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What does it cost to trade on Champions League Prediction?

Zero. Champions League Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Champions League Prediction triggers a quick verification flow that finishes in minutes.