Trump out as President by August 31?

Platform comparison

Market context

Donald Trump remaining in office is still the base case, with this market pricing only a 1% chance of an exit by 31 August. The contract is unusually strict: only a permanent resignation, removal, or other full cessation of the presidency counts, while a temporary transfer of power or an impeachment without removal does not. That means the current price is better read as a tail-risk assessment on an extraordinary constitutional event than as a routine gauge of political weakness.[2]

Historically, presidential exits before term end are rare, which helps explain why the market stays pinned near zero even amid noisy headlines. The closest modern analogue is Nixon’s resignation, but that required a prolonged constitutional collapse and bipartisan abandonment rather than a single bad week. In this market, the most relevant comparator is not ordinary Cabinet churn or health speculation; it is whether anything emerges that looks like a sustained removal mechanism or a formal resignation announcement, because the contract resolves immediately on such an announcement if it is made before expiry.[2]

For traders, the catalyst to watch is whether today’s scheduled Oval Office announcement produces a concrete resignation or incapacity signal; recent reporting says prediction-market odds jumped after Trump announced a 2 p.m. ET news conference without disclosing the topic, amid health concerns and an unusual absence from public appearances.[1] The market is also sensitive to polling-style crowd movement around headline risk, but the main dependency is still a verified, official statement rather than speculation. There is no evidence in the current market description of convention timing or campaign-finance disclosures driving this contract; the trade is leaning almost entirely on near-term announcement risk and any follow-up from the White House briefing.[1][2]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page tracks Trump out as President by August 31? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Election Predictions UK provide a 0%-fee route into the same order book.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

What resolution source is used for elections?

Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.

Can prediction markets influence election outcomes?

Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.

How fast do political markets react to news?

High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.

Why do Polymarket and Kalshi differ on elections?

Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.

Which political events have the biggest volume?

US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.