According to Polymarket data, the implied resignation date for Prime Minister Keir Starmer has shifted 2 days earlier, from 3 Oct 2026 to 1 Oct 2026. The betting market now sees an ~86% chance Starmer will step down as PM by the new date.
The change suggests growing market expectations that Starmer's tenure could come to an end sooner than previously anticipated. However, the PM's office has not confirmed any change to his planned departure.