Marathon Oil Corporation MRO was a big mover last session, as the company saw its shares rise more than 8% on the day. The move came on solid volume too with far more shares changing hands than in a normal session. This reverses the recent trend for the company—as the stock is down 53.9% in the past one-month time frame.The company has seen four negative estimate revisions in the past few weeks, while its Zacks Consensus Estimate for the current quarter has also moved lower over the same time frame, suggesting there may be trouble down the road. So make sure to keep an eye on this stock going forward, to see if this recent move higher can last.Marathon Oil currently has a Zacks Rank #3 (Hold) while its Earnings ESP is negative.Marathon Oil Corporation Price Marathon Oil Corporation price | Marathon Oil Corporation QuoteInvestors interested in the Oils-Energy sector may consider Enphase Energy, Inc. ENPH, which has a Zacks Rank #1 (Strong Buy). You can see the complete list of today’s Zacks #1 Rank stocks here.The Hottest Tech Mega-Trend of AllLast year, it generated $24 billion in global revenues. By 2020, it's predicted to blast through the roof to $77.6 billion. Famed investor Mark Cuban says it will produce ""the world's first trillionaires,"" but that should still leave plenty of money for regular investors who make the right trades early.See Zacks' 3 Best Stocks to Play This Trend >>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 Marathon Oil Corporation (MRO): Free Stock Analysis Report Enphase Energy, Inc. (ENPH): Free Stock Analysis Report To read this article on Zacks.com click here.