Upgrades
- Energizer (ENR) upgraded by Jefferies from Hold to Buy
- Yelp (YELP) upgraded by BofA/Merrill from Neutral to Buy
- Booz Allen (BAH) upgraded by BofA/Merrill from Neutral to Buy
- Advanced Energy (AEIS) upgraded by BofA/Merrill from Neutral to Buy
- Mobile Mini (MINI) upgraded by SunTrust from Neutral to Buy
- Towers Watson (TW) upgraded by Citigroup from Neutral to Buy
- Plains All American (PAA) upgraded by Jefferies from Hold to Buy
- Westpac Banking (WBK) upgraded by BofA/Merrill from Neutral to Buy
- PG&E (PCG) upgraded by CRT Capital from Fair Value to Buy
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Downgrades
- Nabors Industries (NBR) downgraded by KeyBanc from Buy to Hold
- Helmerich & Payne (HP) downgraded by KeyBanc from Buy to Hold
- Alexandria Real Estate (ARE) downgraded by UBS from Buy to Neutral
- Qlik Technologies (QLIK) downgraded by Goldman from Buy to Neutral
- Nuance (NUAN) downgraded by Goldman from Neutral to Sell
- Cornerstone OnDemand (CSOD) downgraded by Goldman from Buy to Neutral
- National Fuel (NFG) downgraded by Jefferies from Buy to Hold
- Wright Medical (WMGI) downgraded by Needham from Buy to Hold
- Astoria Financial (AF) downgraded by Guggenheim from Buy to Neutral
- Akamai (AKAM) downgraded by B. Riley from Buy to Neutral
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Upgrades & Downgrades provided by Theflyonthewall.com 
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