• Shares of Delta Air Lines, Inc. DAL declined 1.8% after reporting fiscal second-quarter earnings of $1.64 per share, missing the Zacks Consensus Estimate of $1.66• Northern Technologies International Corp’s NTIC gained 5.9% after posting fiscal third-quarter revenues of $10.2 million, up by 17.7% year over year• Shares of Cobalt International Energy, Inc. CIE surged 9.6% after the company decided to expand its Anchor unit• Tiffany & Co.’s TIF shares advanced 1.7% following news that the company has named Alessandro Bogliolonew as its new Chief Executive OfficerWant 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 Delta Air Lines, Inc. (DAL): Free Stock Analysis Report Cobalt International Energy, Inc. (CIE): Free Stock Analysis Report Tiffany & Co. (TIF): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research