Ford stock plunges nearly 20% in worst day since 2008, following profit miss New York Post Why Ford Motor Company Stock Crashed 17% Today Yahoo FinanceFord shares post worst day since 2008, leading autos rout after company’s disappointing earnings CNBCFord keeps having to repair customers’ new cars and trucks. Its profit is plunging and its stock tumbled CNNFord’s Recalls Are Costing Billions Motor1