Mobileye (NASDAQ:MBLY) stock is trading lower today, although a major investor just disclosed that it has practically doubled its stake in the autonomous driving company.Based on a recently submitted regulatory filing, Israel Englander’s Millennium Management owned 5.87 million shares of MBLY stock as of Jan. 4, which is equivalent to a 6.2% ownership stake. That’s up by 98.9% compared to the hedge fund’s stake of 2.95 million shares as of Sept. 30. In addition, MBLY now accounts for 0.9% of Millennium’s 13 ...