PM Starmer's resignation date pushed back by 3 days to 16 Sept

· implied p50 shift

Briefing

The Prime Minister's expected resignation date has been pushed back by 3 days, from 13 September to 16 September 2026, according to the latest Polymarket odds. The shift suggests the probability of Starmer remaining as PM on that date has increased to ~86%.

This comes as the political landscape continues to evolve, with the Prime Minister facing ongoing challenges. Starmer's future remains uncertain as the pressure mounts in Westminster.