Analyst Upgrades

• CLSA upgraded Capital One (COF) to outperform from underperform based on valuation and an acceleration in loan growth. The firm raised its price target to $43 from $40.
• KeyBanc upgraded Brush Engineered (BW) to buy from hold based on increased confidence in profit momentum in Specialty Engineered Alloys, valuation and value-added revenue unit growth. The firm has a $30 target on the stock.
• Stifel Nicolaus upgraded Heico (HEI) to buy from hold with a $42 target, citing the better-than-expected Q3 results.
• Greenbrier (GBX) was upgraded to buy from hold at BB&T.
• Paychex (PAYX) was upgraded to hold from sell at Deutsche Bank.
• A. Schulman (SHLM) was upgraded to buy from neutral at Longbow.

Hoku Scientific (NASDAQ:HOKU) is trading up 14% on news that one of its utilities projects has been approved.

Lundin Mining (NYSE:LMC) is up almost 7% on a strong first quarter.

KongZong (NASDAQ:KONG) is down about 15% on poor earnings.

Ascent Solar (NASDAQ:ASTI) is down over 4% on dilution concerns from an offering of new shares.

Douglas A. McIntyre is an editor at 247wallst.com and the author of the Ten Stocks Under $10 newletter.

Panacos Pharmaceuticals (NASDAQ: PANC): Moving up 14% on good earnings.

Big Lots (NYSE: BIG): Moving up 17% on a good quarter.

PDL Biopharma (NASDAQ: PDLI): Fell almost 20% on word that the company is suspending sales and restructuring.

KongZhong (NASDAQ: KONG): Falling over 5% on poor earnings.

Douglas A. McIntyre is an editor at 247wallst.com.