Zimmer (ZMH) (VDSI) (ABT) (COV) (DG) (GOL) (MDT) (NVLS) (SYK) Ratings Reiterated

Zimmer Holdings, Inc. (NYSE: ZMH), VASCO Data Security International, Inc. (NASDAQ: VDSI), Abbott Laboratories (NYSE: ABT), Covidien plc (NYSE: COV), Dollar General (NYSE: DG), Gol Linhas Aereas Inteligentes SA (NYSE: GOL), Medtronic, Inc. (NYSE: MDT), Novellus Systems, Inc. (NASDAQ: NVLS) and Stryker (NYSE: SYK) had their ratings reiterated by analysts.

Citigroup (NYSE:C) reiterated its "Sell" rating on Abbott Laboratories (ABT).

Citigroup reiterated its "Buy" rating on Covidien plc (COV).

Morgan Stanley (NYSE:MS) reiterated its "Equal Weight" rating on Dollar General (DG).

Lazard Capital reiterated its "Sell" rating on Gol Linhas Aereas Inteligentes SA (GOL).

Citigroup reiterated its "Buy" rating on Medtronic, Inc. (MDT).

Citigroup reiterated its "Hold" rating on Novellus Systems, Inc. (NVLS).

Citigroup reiterated its "Hold" rating on Stryker (SYK).

Wunderlich reiterated its "Buy" rating on VASCO Data Security International, Inc. (VDSI).

Citigroup reiterated its "Hold" rating on Zimmer Holdings, Inc. (ZMH).