Andy Burnham’s assumption of the premiership in July 2026 after Keir Starmer’s resignation has anchored trader expectations around two prime ministers total by the end of 2027. Burnham has prioritized a 10-year economic plan, cabinet reshuffles favoring experienced figures like John Healey, and early policy signals on housing and industry to counter years of post-Brexit volatility and Labour’s 2026 local-election setbacks. With the next general election not required until 2029 and no fresh leadership challenges emerging in the two months since his takeover, the market prices in sustained stability under the current Labour government. Only a major scandal, sharp economic downturn, or internal party revolt could realistically trigger another change before 2028, scenarios traders currently assign low probability.