Shares of British luxury vehicle manufacturer Aston Martin (LSE: AML) fell sharply on Monday after the firm slashed its outlook for the second time this year.Notably, the stock plunged as much as 11% at one point. As of press time, AML shares were trading at £76.05, down over 6% for the day. Year-to-date, the stock has dropped roughly 30%.AML YTD stock price chart. Source: Google Finance The decline followed the company’s announcement that it no longer expects to meet its full-year volume guidance, projecti ...