Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Domino's Pizza (DPZ) upgraded to Buy from Hold at Argus with analyst John Staszak saying he is positive on the company's stable comps and strong store-level cash flows, noting that the planned addition of 250 U.S. stores and 856 international locations should boost its revenue over the next 12 months. 2. Regeneron (REGN) upgraded to Buy from Hold at Canaccord and to Outperform from Market Perform at Bernstein. 3. Tenet (THC) upgraded to Neutral from Underweight at JPMorgan with analyst Gary Taylor citing the company's stronger Q4 free cash flow performance and 26% selloff in the shares over the last two months. 4. Kratos Defense (KTOS) upgraded to Buy from Hold at Jefferies with analyst Sheila Kahyaoglu citing the 22% share price decline since the company's earnings report. 5. Alcon (ALC) upgraded to Buy from Hold at Berenberg with analyst Scott Bardo saying he views the company's 2020 outlook as encouraging and notes its sales beat in Q4. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.