Catch up on today's top five analyst downgrades with this list compiled by The Fly: 1. SunPower (SPWR) downgraded to Market Perform from Outperform at Raymond James with analyst Pavel Molchanov citing a "lofty enough" valuation. 2. Sabre (SABR) downgraded to Sell from Neutral at Goldman Sachs with analyst James Schneider stating industry-level challenges in each of Sabre's business segments are likely to be headwinds to revenue growth over the next year. 3. Energizer (ENR) downgraded to Underweight from Neutral at JPMorgan with analyst Andrea Teixeira saying recent Nielsen data points to a "tough" sales outlook for the company. 4. Summit Midstream (SMLP) downgraded to Neutral from Buy at Citi with analyst Mirek Zak noting concerns around the prior distribution cut and weaker rig activity in growth basins have materialized. 5. Hudson Technologies (HDSN) downgraded to Hold from Buy at Craig-Hallum with analyst Steve Dyer saying he is increasingly concerned that the company could trip its recently amended debt covenants as early as this quarter given a cool start to the summer selling season and his industry checks. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.