A £1,018 Polymarket bet has been placed on Prime Minister Keir Starmer remaining in office until June 30, implying a ~29% chance he is still PM on that date, according to the market data.
The trade, made by user 'Serene-Decision', closed a position backing Starmer to still be PM on June 30. The Polymarket market suggests there is around a 29% probability Starmer will not have resigned or been removed from office by that point.