Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Facebook (FB) upgraded to Buy from Hold at Edward Jones. 2. Dollar General (DG) upgraded to Buy from Hold at Jefferies with analyst Christopher Mandeville saying the company's strategic initiatives set stage for accelerated EBIT growth with fiscal 2021 "showing notable upside." 3. LyondellBasell (LYB) upgraded to Neutral from Underweight at JPMorgan with analyst Jeffrey Zekauskas saying after falling 17% since July 2019, shares of LyondellBasell have reached the analyst's price target. He views the stock's current valuation as fair. 4. Wells Fargo (WFC) upgraded to Neutral from Underweight at Atlantic Equities. 5. Heico (HEI) upgraded to Neutral from Sell at UBS with analyst Louis Raffetto citing valuation. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.