Upgrades
- Commvault (CVLT) upgraded by Jefferies from Hold to Buy
- Arrow Electronics (ARW) upgraded by CLSA from Outperform to Buy
- YRC Worldwide (YRCW) upgraded by Raymond James from Market Perform to Strong Buy
- Scorpio Bulkers (SALT) upgraded by Deutsche Bank from Hold to Buy
- Amazon.com (AMZN) upgraded by Stifel from Hold to Buy
- Hibbett Sports (HIBB) upgraded by Sterne Agee CRT from Underperform to Neutral
- Sprouts Farmers Markets (SFM) upgraded by Longbow from Underperform to Neutral
- 3D Systems (DDD) upgraded by Longbow from Underperform to Neutral
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Downgrades
- Aeropostale (ARO) downgraded by UBS from Neutral to Sell
- Immunomedics (IMMU) downgraded by Jefferies from Buy to Hold
- Yelp (YELP) downgraded by Topeka from Buy to Hold
- Yelp (YELP) downgraded by Oppenheimer from Outperform to Perform
- Yelp (YELP) downgraded by Morgan Stanley from Overweight to Equal Weight
- MiMedx (MDXG) downgraded by Needham from Strong Buy to Buy
- Corporate Office Properties (OFC) downgraded by Stifel from Buy to Hold
- Archer Daniels (ADM) downgraded by Citi from Buy to Neutral
- Stillwater Mining (SWC) downgraded by BofA/Merrill from Buy to Underperform
- Arlington Asset Investment (AI) downgraded by Ladenburg from Buy to Neutral
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Upgrades & Downgrades provided by Theflyonthewall.com 
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