Upgrades
- Selective Insurance (SIGL) upgraded by BofA/Merrill from Neutral to Buy
- Maxim (MXIM) Integrated upgraded by Citigroup from Neutral to Buy
- Under Armour (UA) upgraded by Stifel from Hold to Buy
- VASCO Data Security (VDSI) upgraded by Topeka from Hold to Buy
- Landstar System (LSTR) upgraded by Deutsche Bank from Hold to Buy
- RTI Surgical (RTIX) upgraded by Canaccord from Hold to Buy
- Gigamon (GIMO) upgraded by Needham from Buy to Strong Buy
- NetScout (NTCT) upgraded by Wunderlich from Hold to Buy
- Baidu (BIDU) upgraded by Deutsche Bank from Hold to Buy
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Downgrades
- Analog Devices (ADI) downgraded by Citigroup from Buy to Neutral
- Linear Technology (LLTC) downgraded by Citigroup from Buy to Neutral
- USG (USG) downgraded by Longbow from Buy to Neutral
- Aetna (AET) downgraded by Citigroup from Buy to Neutral
- Amazon.com (AMZN) downgraded by Raymond James from Strong Buy to Outperform
- Broadcom (BRCM) downgraded by Needham from Buy to Hold
- KLA-Tencor (KLAC) downgraded by B. Riley from Buy to Neutral
- Cabot Oil & Gas (COG) downgraded by KLR Group from Buy to Accumulate
- General Motors (GM) downgraded by Craig-Hallum from Buy to Hold
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Upgrades & Downgrades provided by Theflyonthewall.com 
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