Benzinga's Top Upgrades, Downgrades For May 19, 2017

Top Upgrades

• Analysts at Maxim Group upgraded Buffalo Wild Wings (NASDAQ:BWLD) from Hold to Buy. Buffalo Wild Wings shares climbed 1.79 percent to close at $153.85 on Thursday.
• Analysts at Bank of America upgraded Autodesk, Inc. (NASDAQ:ADSK) from Underperform to Neutral. Autodesk shares gained 11.7 percent to $107.00 in pre-market trading.
• Wedbush upgraded Cullen/Frost Bankers, Inc. (NYSE:CFR) from Underperform to Neutral. Cullen/Frost Bankers shares rose 1.33 percent to close at $89.60 on Thursday.
• Analysts at Jefferies upgraded Palo Alto Networks Inc (NYSE:PANW) from Hold to Buy. Palo Alto shares gained 3.77 percent to $118.00 in pre-market trading.
• Vertical Research upgraded Agrium Inc. (USA) (NYSE:AGU) from Hold to Buy. Agrium shares fell 0.38 percent to close at $88.62 on Thursday.
• Analysts at Citigroup upgraded Blackhawk Network Holdings Inc (NASDAQ:HAWK) from Neutral to Buy. Blackhawk Network shares slipped 0.24 percent to close at $41.05 on Thursday.
• Oppenheimer upgraded Lumber Liquidators Holdings Inc (NYSE:LL) from Perform to Outperform. Lumber Liquidators shares rose 4.9 percent to $27.50 in pre-market trading.
• BMO Capital upgraded Wal-Mart Stores Inc (NYSE:WMT) from Underperform to Market Perform. Wal-Mart shares rose 0.6 percent to $77.99 in pre-market trading.
• Jefferies upgraded athenahealth, Inc (NASDAQ:ATHN) from Underperform to Hold. athenahealth shares declined 0.05 percent to $130.00 in pre-market trading.
• Raymond James upgraded SYNNEX Corporation (NYSE:SNX) from Market Perform to Strong Buy. Synnex shares climbed 10.7 percent to $116.50 in pre-market trading.

Top Downgrades

• Wells Fargo downgraded Bloomin' Brands Inc (NASDAQ:BLMN) from Outperform to Market Perform. Bloomin Brands shares rose 7.82 percent to $22.20 in pre-market trading.
• RBC Capital downgraded Symantec Corporation (NASDAQ:SYMC) from Outperform to Sector Perform. Symantec shares declined 1.14 percent to $29.40 in pre-market trading.
• Deutsche Bank downgraded Buckle Inc (NYSE:BKE) from Hold to Sell. Buckle shares gained 3.57 percent to close at $17.40 on Thursday.
• Macquarie downgraded Pandora Media Inc (NYSE:P) from Outperform to Neutral. Pandora shares rose 5.49 percent to close at $9.42 on Thursday.
• Baird downgraded Penntex Midstream Partners LP (NASDAQ:PTXP) from Outperform to Neutral. PennTex Midstream shares rose 19.2 percent to $19.85 in pre-market trading.
• Wells Fargo downgraded Chuy's Holdings Inc (NASDAQ:CHUY) from Outperform to Perform. Chuy's shares gained 1.55 percent to close at $29.45 on Thursday.

Top Initiations

• Leerink Swann initiated coverage on Arena Pharmaceuticals, Inc. (NASDAQ:ARNA) with an Outperform rating. The price target for Arena Pharmaceuticals is set to $5. Arena Pharmaceuticals shares closed at $1.15 on Thursday.
• Analysts at Bernstein initiated coverage of NVIDIA Corporation (NASDAQ:NVDA) with an Outperform rating. The price target for NVIDIA is set to $165. NVIDIA shares closed at $133.07 on Thursday.
• Pacific Crest initiated coverage on International Business Machines Corp. (NYSE:IBM) with a Sector Weight rating. IBM shares closed at $150.78 on Thursday.
• Raymond James initiated coverage of First Data Corp (NYSE:FDC) with an Outperform rating. First Data shares closed at $16.16 on Thursday.
• Analysts at BTIG Research initiated coverage on Axsome Therapeutics Inc (NASDAQ:AXSM) with a Buy rating. The price target for Axsome Therapeutics is set to $14. Axsome Therapeutics shares closed at $3.80 on Thursday.
• Wells Fargo initiated coverage on Select Energy Services Inc (NYSE:WTTR) with an Outperform rating. The price target for Select Energy is set to $20. Select Energy shares closed at $15.25 on Thursday.
• Analysts at Chardan Capital initiated coverage on Model N Inc (NYSE:MODN) with a Buy rating. The price target for Model N is set to $16. Model N shares closed at $12.40 on Thursday.
• Analysts at Cantor Fitzgerald initiated coverage on Thermo Fisher Scientific Inc. (NYSE:TMO) with an Overweight rating. The price target for Thermo Fisher is set to $194. Thermo Fisher Scientific shares closed at $171.74 on Thursday.
• Analysts at Ladenburg Thalmann initiated coverage on NiSource Inc. (NYSE:NI) with a Buy rating. The price target for NiSource is set to $27. NiSource shares closed at $24.50 on Thursday.
• DA Davidson initiated coverage on Bank of Commerce Holdings (NASDAQ:BOCH) with a Neutral rating. The price target for Bank of Commerce is set to $12. Bank of Commerce shares closed at $11.00 on Thursday.