PM Starmer's resignation date moves up by 2 days to 8 October 2026

· implied p50 shift

Briefing

The Prime Minister's expected resignation date has been brought forward by 2 days, from 10 October 2026 to 8 October 2026, according to the latest Polymarket betting data.

This shift in the implied exit date suggests growing market confidence that Keir Starmer will depart as Labour leader and PM earlier than previously expected.