Shares of SAExploration Holdings, Inc. SAEX surged 33% after the company announced two new projects worth $42 million in offshore West Africa.Shares of Tonix Pharmaceuticals Holding Corp. TNXP gained 17.3% after the company announced that it had completed the necessary fed-fasting and dose proportionality tests of TNX-102.Shares of Discover Financial Services DFS declined 11.1% after the company’s revenues of $2.94 billion for Q4 2019 missed the Zacks Consensus Estimate by 0.1%.Shares of Synchrony Financial SYF declined 9.9% after the company’s net interest income fell 7% to $4 billion in Q4 2019.Want 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 Discover Financial Services (DFS): Free Stock Analysis Report Synchrony Financial (SYF): Free Stock Analysis Report Tonix Pharmaceuticals Holding Corp. (TNXP): Get Free Report SAExploration Holdings, Inc. (SAEX): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research