Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Wayfair (W) upgraded to Outperform from Perform at Oppenheimer with analyst Brian Nagel saying the company's sales growth has been reaccelerating lately and its "inventory-light" business model is both powerful and underappreciated. 2. Estee Lauder (EL) and Ulta Beauty (ULTA) were upgraded to Buy from Hold at Jefferies. 3. Deere (DE) upgraded to Neutral from Underweight at JPMorgan with analyst Ann Duignan saying she likes the strategic fit of the Wirtgen Group acquisition and believes it will open up new markets for growth. 4. Jack in the Box (JACK) upgraded to Outperform from Market Perform at Wells Fargo with analyst Jeff Farmer saying the potential sale of the Qdoba concept is not being fully reflected in the shares. 5. Fastenal (FAST) upgraded to Buy from Neutral at Longbow with analyst Chris Dankert saying distribution checks are at the highest level to date trending at 5.3% growth, an acceleration from 4.3% growth reported during March checks. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage,
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