Tulsa, OK-based Magellan Midstream Partners LP MMP is a master limited partnership (MLP) that owns and operates a diversified portfolio of energy infrastructure assets. The partnership primarily transports, stores, and distributes refined petroleum products and, to a lesser extent, ammonia.Currently, Magellan Midstream has a Zacks Rank #3 (Hold) but that could change following its first-quarter 2016 earnings report which has just released. We have highlighted some of the key details from the just-released announcement below: Earnings: The partnership reported earnings per unit (EPU) – excluding mark-to-market commodity-related pricing adjustments – of 87 cents, surpassed the Zacks Consensus Estimate of 83 cents. Revenue: Total revenues of $519.8 million beat the Zacks Consensus Estimate of $513.4 million. Key Stats: In the Refined Products segment, quarterly operating profits were recorded at $170.9 million, down almost 7% from the year-ago quarter. However, the partnership’s operating margin from Crude Oil unit was approximately $100.7 million, up 19% from the prior-year quarter.Check back later for our full write up on this Magellan Midstream earnings report later! 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 >>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 MAGELLAN MDSTRM (MMP): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research