Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Square (SQ) upgraded to Outperform from Neutral at Credit Suisse WITH analyst Paul Condra saying he believes its growing product eco-system is increasing its ability to penetrate larger merchants, positive data points on Cash-App adoption validate Square's two-sided platform strategy to grow both merchant and consumer use-cases, and growth investing should support strong revenue trends driving upside to revenue forecasts in the out-years. 2. Discovery (DISCA) upgraded to Conviction Buy from Buy at Goldman Sachs with analyst Drew Borst saying Discovery's acquisition of Scripps creates "meaningful" cost and revenue synergy opportunities. 3. Grainger (GWW) upgraded to Neutral from Sell at UBS with analyst Steven Winoker saying the company's strategic initiatives, including its pricing reset and e-commerce platform development, reposition it to gain market share through 2019. 4. Hilton (HLT) upgraded to Buy from Hold at Berenberg. 5. United Continental (UAL) upgraded to Outperform from Neutral at Macquarie. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage,
click here.