The European Court of Justice has published guidance on “gun-jumping”, a failure by merging parties to comply with the “standstill obligation”, which requires companies to seek clearance by a competition authority before implementing a merger.

The European Commission has proposed new rules for companies to make cross-border moves, mergers or demergers more simple.

Sainsbury’s CEO and chairman to head Asda combination; Tesla’s Elon Musk faces a threat to his CEO/chair role; and Cabot Energy begins the search for a new chairman.

Rules to strengthen the UK government’s powers to scrutinise takeovers, which could raise national security concerns in specific areas of the economy, have been updated.

Investors want a clear plan of action from GKN, as the board furiously dismisses Melrose’s offer to acquire the aerospace and engineering business.