The date by which Prime Minister Keir Starmer is expected to resign has been brought forward by 2 days, from 15 Aug 2026 to 13 Aug 2026, according to the latest Polymarket betting data.
The shift in the implied resignation date comes as markets now see an ~86% chance that Starmer will leave office by 13 Aug 2026, up from the previous ~86% probability of him resigning by 15 Aug 2026.