Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Micron (MU) upgraded to Buy from Neutral at UBS with analyst Timothy Arcuri saying after "only modestly" outperforming the S&P 500 Index over the past two years, the time has "finally come" when Micron can materially outperform over a sustained period of time. 2. Wynn Resorts (WYNN) and Las Vegas Sands (LVS) upgraded to Buy from Neutral at BofA. 3. Eaton (ETN) upgraded to Hold from Reduce at Gordon Haskett. 4. Grainger (GWW) upgraded to Outperform from Market Perform at William Blair with analyst Ryan Merkel saying he sees an attractive valuation ahead of the company's margin "inflection" in 2021. 5. Magellan Midstream (MMP) upgraded to Buy from Hold at Stifel with analyst Selman Akyol saying management is viewed as conservative so the company's guidance could rise as 2020 unfolds. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.