Big four auditors face market share cap after CMA probe

The UK’s big four auditors will next week face an unprecedented move to limit their market share and allow smaller rivals to gatecrash their self-confessed oligopoly as regulators shake up a sector rattled by a string of corporate collapses.Sky News has learnt that the Competition and Markets Authority (CMA) is preparing to recommend a series of remedies to bolster competition in the audit sector following a two-month market study, but that it will stop short of demanding a full-break-up o