(By Balachander) A number of stocks were upgraded, downgraded and price target changed by equities research analysts on Thursday.
Aegerion Pharmaceuticals Inc. (NASDAQ: AEGR): Leerink raised price target on the stock to $29 from $24. Shares traded 1.88 percent lower at $25.25.
Chemtura Corp. (NYSE: CHMT): Longbow upgraded rating on the stock to "buy" from "neutral". Shares traded 2.59 percent to trade at $20.97.
Domino's Pizza Inc. (NYSE: DPZ): Oppenheimer raised price target on the stock to $50 from $44. Shares inched up 0.70 percent to trade at $43.10.
KAR Auction Services Inc. (NYSE: KAR): Stephens upgraded rating on the stock to "overweight" from "equal weight". Shares added 3.48 percent to trade at $20.23.
Marvell Technology Group Ltd. (NASDAQ: MRVL): JMP Securities downgraded rating on the stock to "market perform" from "market outperform". Shares lost 3.65 percent to trade at $7.14.