Cabinet churn in prime ministers' first reshuffles, 1979–2025

A stacked bar chart from the Institute for Government showing the percentage turnover of cabinet ministers in a prime minister's first reshuffle. Keir Starmer has the highest turnover, with 48% of ministers moving roles or leaving government in his September 2025 reshuffle.

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Source: Institute for Government analysis of IfG Ministers Database.Notes: First reshuffle is defined as the first changes to ministers outside of ministerial resignations or sackings. Includes both full cabinet members and those who attend cabinet. Ministers who change departments due to machinery of government changes but keep their role are considered to have remained in role. Liz Truss is not included as she did not conduct a reshuffle during her tenure.Get the dataEmbed Download image