Catch up on today's top five analyst downgrades with this list compiled by The Fly: 1. Wayfair (W) downgraded to Neutral at Citi by analyst Mark May, who said international investments and aggressive hiring are likely to limit EBITDA upside in 2016. 2. SolarCity (SCTY) downgraded to Neutral at BofA/Merrill by analyst Krish Sankar, who said the company's strategy to manage growth and costs, and long-term economic value creation has become increasingly unclear. He also said the cost strategy will be impacted by numerous factors including the policy environment, financing and execution risks. The company was also downgraded to Market Perform at Avondale. 3. Hasbro (HAS) downgraded to Neutral at Piper Jaffray with analyst Stephanie Wissink citing limited upside to her unchanged price target of $88. 4. Nike (NKE) resumed with a Market Perform at Wells Fargo by analyst Tom Nikic, who said the company's near-term financials "may prove to be fairly noisy" due to the upcoming Summer Olympics in Brazil. The analyst adds that Nike is facing a level of competition that it has not experienced in quite some time. 5. Sprouts Farmers Markets (SFM) downgraded to Sell at Goldman with analyst Stephen Grambling saying both thee consensus estimates and the valuation are overly optimistic. He said that increasing competition caused the company's comp growth to stall. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.

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Bullish option flow detected in Wayfair with 10,218 calls trading, 1.2x expected, and implied vol increasing almost 4 points to 81.40%. May-24 60 puts and Sep-24 60 calls are the most active options, with total volume in those strikes near 3,800 contracts. The Put/Call Ratio is 0.64. Earnings are expected on May 2nd.

TD Cowen raised the firm's price target on Wayfair to $55 from $50 and keeps a Hold rating on the shares. The firm said they expect the company to report revenue and EBITDA slightly below current consensus estimates when it reports earnings.