Benzinga's Top Upgrades, Downgrades For May 31, 2017

Top Upgrades

• Maxim Group upgraded Potbelly Corp PBPB from Hold to Buy. Potbelly shares rose 0.46 percent to close at $10.85 on Tuesday.
• Analysts at SunTrust Robinson Humphrey upgraded INC Research Holdings Inc INCR from Hold to Buy. INC Research shares slipped 0.79 percent to close at $56.30 on Tuesday.
• Analysts at Baird upgraded VMware, Inc. VMW from Neutral to Outperform. VMware shares gained 0.84 percent to $97.55 in pre-market trading.
• FBR Capital upgraded Francesca's Holdings Corp FRAN from Underperform to Market Perform. Francescas shares declined 1.50 percent to close at $12.47 on Tuesday.
• Analysts at Jefferies upgraded Donaldson Company, Inc. DCI from Hold to Buy. Donaldson shares rose 0.32 percent to close at $46.83 on Tuesday.
• Chardan Capital upgraded Akari Therapeutics PLC (ADR) AKTX from Sell to Neutral. Akari Therapeutics shares dropped 14.94 percent to $5.01 in pre-market trading.
• Analysts at Raymond James upgraded Atwood Oceanics, Inc. ATW from Underperform to Market Perform. Atwood Oceanics shares fell 1.49 percent to $9.89 in pre-market trading.

Top Downgrades

• Canaccord Genuity downgraded iRobot Corporation IRBT from Buy to Hold. iRobot shares fell 1.57 percent to $98.25 in pre-market trading.
• Jefferies downgraded Koppers Holdings Inc. KOP from Buy to Hold. Koppers shares rose 0.13 percent to close at $37.45 on Friday.
• First Analysis downgraded Xactly Corp XTLY from Overweight to Equal-Weight. Xactly shares climbed 16.04 percent to close at $15.55 on Tuesday.
• Morgan Stanley downgraded Zebra Technologies Corp. ZBRA from Overweight to Equal-Weight. Zebra Technologies shares rose 0.76 percent to close at $106.73 on Tuesday.
• Stifel Nicolaus downgraded Molina Healthcare, Inc. MOH from Hold to Sell. Molina Healthcare shares fell 0.85 percent to close at $66.30 on Tuesday.
• Deutsche Bank downgraded Xactly Corp XTLY from Buy to Hold. Xactly shares climbed 16.04 percent to close at $15.55 on Tuesday.
• Keefe, Bruyette & Woods downgraded Lloyds Banking Group PLC (ADR) LYG from Market Perform to Underperform. Lloyds Banking shares slipped 0.27 percent to close at $3.75 on Tuesday.

Top Initiations

• Analysts at Janney Capital initiated coverage of Antero Midstream GP LP AMGP with a Buy rating. The price target for Antero Midstream is set to $27. Antero Midstream shares closed at $22.11 on Tuesday.
• Evercore ISI Group initiated coverage of Park Hotels & Resorts Inc PK with an Outperform rating. The price target for Park Hotels & Resorts is set to $28. Park Hotels & Resorts shares closed at $25.50 on Tuesday.
• Analysts at Jefferies initiated coverage on Codexis, Inc. CDXS with a Buy rating. The price target for Codexis is set to $8. Codexis shares closed at $4.30 on Tuesday.
• Ladenburg Thalmann initiated coverage on CUI Global Inc CUI with a Buy rating. The price target for CUI Global is set to $8. CUI Global shares closed at $3.55 on Tuesday.
• Analysts at Raymond James initiated coverage on Gogo Inc GOGO with an Outperform rating. The price target for Gogo is set to $15. Gogo shares closed at $12.65 on Tuesday.
• Analysts at Keefe Bruyette & Woods initiated coverage on Cadence Bancorp CADE with a Market Perform rating. The price target for Cadence Bancorp is set to $25. Cadence Bancorp shares closed at $22.32 on Tuesday.
• Citigroup initiated coverage on Antero Midstream GP LP AMGP with a Neutral rating. The price target for Antero Midstream is set to $24. Antero Midstream shares closed at $22.11 on Tuesday.
• Wedbush assumed coverage on Beacon Roofing Supply, Inc. BECN with a Neutral rating. The price target for Beacon Roofing Supply is set to $47. Beacon Roofing Supply shares closed at $47.74 on Tuesday.