Volkswagen AG’s commercial-vehicles unit said it is considering a full takeover of Navistar International Corp., an Illinois-based truck maker valued at about $3.66 billion—an ambitious move for the German auto maker just days after naming a new chief executive.
Volkswagen Truck & Bus GmbH already owns a stake just shy of 17% and officials at the unit said Monday it could raise that stake, and was also considering a full takeover.
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