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Starmer out by...?

Market icon

Starmer out by...?

$10,415,374 Vol.

Jun 30, 2026
Polymarket

$10,415,374 Vol.

Polymarket

April 30

$114,536 Vol.

2%

June 30

$1,382,648 Vol.

27%

December 31

$855,590 Vol.

59%

This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between market creation and April 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between November 5, 2025, and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between February 2 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and February 28, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between market creation and March 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.Keir Starmer clings to power amid Labour's plummeting polls, with his net favourability at -48% in March 2026 and Reform UK leading voting intention surveys, fueling speculation of a leadership challenge. He survived a February crisis triggered by Epstein files fallout, Mandelson's ambassador appointment controversy, and resignations including chief of staff Morgan McSweeney, though Scottish Labour leader Anas Sarwar demanded his resignation on March 24. Backbench MPs warn of an imminent contest if Labour underperforms in May's local elections, the next major test, while no formal no-confidence vote looms given the party's Commons majority. Party truce holds tenuously as left-wing calls for a "major reset" intensify.

This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect.

The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.
Volume
$10,415,374
End Date
Dec 31, 2025
Market Opened
Sep 14, 2025, 5:21 PM ET
This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.
This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between market creation and April 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between November 5, 2025, and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between February 2 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and February 28, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between market creation and March 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.Keir Starmer clings to power amid Labour's plummeting polls, with his net favourability at -48% in March 2026 and Reform UK leading voting intention surveys, fueling speculation of a leadership challenge. He survived a February crisis triggered by Epstein files fallout, Mandelson's ambassador appointment controversy, and resignations including chief of staff Morgan McSweeney, though Scottish Labour leader Anas Sarwar demanded his resignation on March 24. Backbench MPs warn of an imminent contest if Labour underperforms in May's local elections, the next major test, while no formal no-confidence vote looms given the party's Commons majority. Party truce holds tenuously as left-wing calls for a "major reset" intensify.

This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect.

The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.
Volume
$10,415,374
End Date
Dec 31, 2025
Market Opened
Sep 14, 2025, 5:21 PM ET
This market will resolve to “Yes” if Keir Starmer ceases to be the Prime Minister of the United Kingdom for any period of time between September 14, 2025, and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement of Keir Starmer's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect. The resolution source for this market will be the government of the UK, however a consensus of credible reporting will also suffice.

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Frequently Asked Questions

"Starmer out by...?" is a prediction market on Polymarket with 6 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "December 31" at 59%, followed by "June 30" at 27%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 59¢ implies that the market collectively assigns a 59% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Starmer out by...?" has generated $10.4 million in total trading volume since the market launched on Feb 3, 2025. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Starmer out by...?," browse the 6 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Starmer out by...?" is "December 31" at 59%, meaning the market assigns a 59% chance to that outcome. The next closest outcome is "June 30" at 27%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Starmer out by...?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.