Up/Downgrades (APOL, CBEY, CBS, CTCM, NLSN, ROC, DIS, AMD, STD, COMV, HD, KRA, PETM, POL, KWR, YGE)

Published on Wednesday, 05 October 2011 08:50 Written by Danny Miller

New York, October 5^th (TradersHuddle.com) – Following are some of the top upgrades and downgrades before the market open.

Upgrades

Apollo Group (NASDAQ:APOL), the provider of educational programs, was upgraded to Outperform from Neutral at Credit Suisse.

Cbeyond (NASDAQ:CBEY) was upgraded to a Buy from Hold at Citigroup.

CBS Corp. (NYSE:CBS), the owner and operator of the CBS television network, was upgraded to a Buy from Hold at Citigroup.

CTC Media (NASDAQ:CTCM) was upgraded to a Neutral from Underperform at Credit Suisse.

Nielsen Holding NV (NYSE:NLSN) was upgraded to a Buy from Neutral at Goldman Sachs.

Rockwood Holdings (NYSE:ROC), the specialty inorganic chemical producer and engineered materials maker, was upgraded to Overweight from Neutral at JP Morgan.

Walt Disney (NYSE:DIS), the world’s largest media company, was upgraded to a Buy from Hold at Citigroup.

Downgrades

Advanced Micro Devices (NYSE:AMD), the world’s second largest chipmaker, was downgraded to Market Perform from Outperform at Bernstein.

Banco Santander Central (NYSE:STD) was downgraded to Reduce at WestLB.

Comverge (NASDAQ:COMV) was downgraded to a Neutral from Outperform at Robert W. Baird. The firm lowered its target price to $3 from $7.

Home Depot (NYSE:HD), the largest home improvement retailer, was downgraded to a Neutral from Buy at Goldman Sachs.

Kraton Performance Polymers (NYSE:KRA) was downgraded to a Hold from Buy at Keybanc Capital Markets.

PetSmart, Inc. (NASDAQ:PETM), the specialty retailer of products and services for pets, was downgraded to a Neutral from Buy at Goldman Sachs.

PolyOne (NYSE:POL) was downgraded to a Hold from Buy at Keybanc Capital Markets.

Quaker Chemical (NYSE:KWR) was downgraded to a Hold from Buy at Keybanc Capital Markets.

Yingli Green Energy (NYSE:YGE), the China based photovoltaic modules maker, was downgraded to a Sell from Hold at Citigroup.