Editor's Note: Green and red arrows refer to intraday stock price movement.NEW YORK ( TheStreet) -- CHANGE IN RATINGS Advanced Micro ( AMD) was downgraded at JMP Securities from Outperform to Market Perform. Recent industry checks point to lower end-market demand. AU Optronics ( AUO) was downgraded at Oppenheimer from Outperform to Perform. Company could be hurt by lower television demand. General Cable ( BGC) was upgraded at Keybanc from Hold to Buy. $36 price target. Company is seeing the early signs of a demand recovery. Baidu.com ( BIDU) rated new Buy at Stifel Nicolaus. $144 target. Company should benefit from weaker foreign competition. CSX ( CSX) was upgraded from Sell to Neutral at Goldman Sachs. $63 price target. Company should continue to expand its margins. Dick's Sporting Goods ( DKS) was downgraded from Buy to Hold at Needham & Company. Valuation call, though estimates were also boosted through 2012. Dresser-Rand ( DRC) was upgraded at Morgan Stanley from Equal-Weight to Overweight. $58 price target. Company is leveraged to offshore production and LNG growth. First Solar ( FSLR) downgraded to Neutral from Outperform at Credit Suisse on industry-wide oversupply concerns. Price target reduced to $127.50 from $155. Corning ( GLW) downgraded at Oppenheimer from Outperform to Perform. Television sales could be hurt by increased tablet demand. GameStop ( GME) upgraded at Credit Suisse to Outperform from Neutral. GME is focused on all new forms of distribution and is investing to lead in all forms of customer interaction, Credit Suisse said. Price target held at $28. Human Genome ( HGSI) was downgraded from Buy to Hold at Citigroup. $30 price target. Benlysta will receive a restricted label. Honeywell ( HON) was downgraded at RBC from Outperform to Sector Perform. $58 price target. Company seeing pension benefits. KeyCorp ( KEY) was downgraded at Credit Suisse to Neutral from Outperform as early indicators of credit quality are deteriorating. NIM expansion and DTA recovery mostly completed. Maintain $10 price target. Norfolk Southern ( NSC) was downgraded at Goldman to Sell. $59 price target. Company is seeing higher volumes, but costs are also rising. Patterson-UTI ( PTEN) was downgraded at Morgan Stanley from Overweight to Underweight. Company has high exposure to the natural gas spot drilling market. $24 price target. GT Solar ( SOLR) was downgraded at Credit Suisse to Neutral from Outperform on industry-wide oversupply concerns. Price target lowered to $9 from $11.