Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Humana (HUM) upgraded to Overweight from Neutral at Cantor Fitzgerald with analyst Steven Halper saying the company's Louisiana Medicaid contract award demonstrates its success outside Medicare. 2. Instructure (INST) upgraded to Outperform from Perform at Oppenheimer with analyst Brian Schwartz saying he sees a good self-help story. 3. Apple Hospitality REIT (APLE) upgraded to Overweight from Equal Weight at Barclays with analyst Anthony Powell saying with "strong" cash returns, a lower mix of higher price urban markets, and higher mix of suburban and non-top 25 markets, Apple Hospitality offers exposure to "differentiated demand trends and relatively stable cash flows" within the lodging real estate investment trust subsector. 4. James Hardie (JHX) upgraded to Buy from Neutral at UBS. 5. Zimmer Biomet (ZBH) upgraded to Buy from Hold at Argus. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.