Tilray Inc.’s TLRY shares jumped 38.1% after the U.S. Drug Enforcement Administration gave approval to the company to import a marijuana product from Canada for clinical trialsShares of Facebook Inc. FB climbed 1.7% following news that the company has stepped up efforts to eliminate the spread of misinformation on its platformCopart Inc.’s CPRT shares plunged 13.4% after posting fiscal fourth quarter 2018 adjusted earnings per share of $0.42 missing the Zacks Consensus Estimate of $0.47Shares of AbbVie Inc. ABBV tumbled 1.7% following news that the company is facing legal challenge from a California insurer following allegations of kickbacksWant the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Facebook, Inc. (FB): Free Stock Analysis Report AbbVie Inc. (ABBV): Free Stock Analysis Report Copart, Inc. (CPRT): Free Stock Analysis Report Tilray, Inc. (TLRY): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research