Prime Minister Keir Starmer's expected resignation date has been pushed back by 3 days, from 11 September 2026 to 13 September 2026, according to the latest Polymarket data.
The shift in the implied resignation date comes as markets assess the latest political developments around the PM's future. Starmer's position has been under increasing pressure in recent weeks, with his approval ratings falling and calls for him to step down growing.