The implied resignation date for Prime Minister Keir Starmer has shifted by one day, from 2 Oct 2026 to 3 Oct 2026, according to the Polymarket prediction market. The change suggests ~86% probability Starmer will still be PM on 3 Oct.
The shift in the expected exit date comes amid ongoing speculation about Starmer's political future. Polymarket users have been actively trading on the timing of any potential resignation announcement from the Labour leader.