(By Balachander) A number of stocks were upgraded, downgraded and price target changed by equities research analysts on Wednesday.
Coinstar Inc. (NASDAQ: CSTR): Northland Securities upgraded its rating on the stock to "outperform" from "market perform". Shares advanced 3.56 percent to trade at $52.60.
IDEX Corp. (NYSE: IEX): Brean Capital downgraded its rating on the stock to "hold" from "buy". CL King downgraded its rating to "neutral" from "buy". Shares dropped 1.02 percent to trade at $45.51.
Knight Transportation (NYSE: KNX): Bank of America/Merrill Lynch downgraded its rating on the stock to "neutral" from "buy". Shares traded 2.42 percent lower at $14.12.
Teva Pharmaceutical Industries Ltd (NYSE: TEVA): Leerink Swann downgraded its rating on the stock to "market perform" from "outperform". RBC lowered its price target to $48 from $52. U.S.-listed shares fell 4.99 percent to trade at $39.63.
Towers Watson & Co. (NYSE: TW): RW Baird upgraded its rating on the stock to "outperform" from "neutral". Shares rose 3.36 percent to trade at $56.27.
Volcano Corp. (NASDAQ: VOLC): Credit Suisse downgraded its rating on the stock to "neutral" from "outperform". Shares lost 1.11 percent to trade at $24.00.