Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Transocean (RIG) upgraded to Hold from Sell at Canaccord with analyst Alex Brooks citing valuation. 2. Dick's Sporting (DKS) upgraded to Outperform from Perform at Oppenheimer analyst Brian Nagel citing the potential for better near-term sales trends as "weaker players" in sporting goods retail fail. 3. Akorn (AKRX) upgraded to Overweight from Neutral at Piper Jaffray with analyst David Amsellem saying volume trends across the company's commercial portfolio suggests the base business is "on sustainable footing." 4. Petrobras (PBR) upgraded to Neutral from Underperform at Macquarie with analyst Giacomo Romeo saying near-term liquidity is less concerning after recent divestitures, an improved political outlook, and the re-gained access to the bond market. 5. bluebird bio (BLUE) upgraded to Conviction Buy from Buy at Goldman with analyst Salveen Richter saying he expects Gen2 data versus Gen1 data at the October 13 R&D day to show substantial efficacy improvements, which is underappreciated by the Street, a full LentiGlobin update at ASH scheduled for December 3-6, the unveiling of the CAR T/gene editing programs, and two pivotal readouts in mid-17 that will result in a transition to commercial focus. 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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