Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Nvidia (NVDA) upgraded to Outperform from Perform at Oppenheimer with analyst Rick Schafer noting that all its segments grew year-over-year, led by core Gaming and Data Center. 2. Esperion (ESPR) upgraded to Buy from Neutral at Citi with analyst Joel Beatty saying he believes bempedoic acid for LDL-lowering is likely to be approved. 3. Viper Energy (VNOM) upgraded to Buy from Hold at Stifel with analyst Timothy Howard saying he believes the MLP will be a significant beneficiary of parent Diamondback Energy's (FANG) acquisition of Energen (EGN). 4. First Data (FDC) upgraded to Overweight from Neutral at Atlantic Equities with analyst Kunaal Malde saying its prior acquisitions of CardConnect and BluePay have given it a foothold in higher growth segments and the company is now "on a clear path to deleveraging." 5. Fluor (FLR) upgraded to Buy from Hold at Canaccord. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage,
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