Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Mosaic (MOS) upgraded to Overweight from Neutral at JPMorgan with analyst Jeffrey Zekauskas saying the company's reduced phosphate production in the U.S. has created a positive price dynamic. 2. BT Group (BT) upgraded to Hold from Sell at Deutsche Bank analyst Robert Grindle saying the stock has fallen 16% in 2018. 3. Palo Alto Networks (PANW) upgraded to Positive from Neutral at Susquehanna with analyst Anne Meisner citing expectations for a return to stable revenue growth, positive industry feedback on the company, encouraging channel checks, and relative valuation. 4. Gentherm (THRM) upgraded to Buy from Hold at Craig-Hallum with analyst Steve Dyer saying the new CEO brings renewed focus on growth, margin expansion and he expects stock to re-rate as a result. 5. Finish Line (FINL) upgraded to Neutral from Underperform at Buckingham with analyst Scott Krasik saying shares are down 40% year-to-date, with no change to fundamentals, and does not see a catalyst to move shares materially lower over the next 6-12 months. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.