According to Polymarket data, the implied resignation date for Prime Minister Keir Starmer has been pushed back by 1 day to 24 September 2026. The market previously pointed to a ~86% chance of Starmer resigning by 22 September.
The shift in the expected resignation date comes as political uncertainty continues around Starmer's leadership. Polymarket traders are now pricing in a ~86% probability that Starmer will step down as PM by 24 September.