This Warren Buffett Stock Just Fell Under $40: Time to Buy the Dip?
After the update, Ally's stock plummeted close to 20% and now sits at about $33. The largest investor in Ally is Berkshire Hathaway, the conglomerate run by legendary investor Warren Buffett. The company has held its shares in Ally even though it has trimmed the majority of its exposure to the banking sector in the past year or two.