Pre-Open Movers 7/29: (STMP) (CMC) (YHOO) Higher; (STEC) (VPRT) (DRIV) Lower (more...)

Below are stocks making meaningful moves in pre-open trading Friday:

HIGHER:
Allied Healthcare International Inc. (NASDAQ: AHCI) 57% HIGHER; takeover
Zoll Medical Corp. (NASDAQ: ZOLL) 14% HIGHER; tops Q2 views
Stamps.com, Inc. (NASDAQ: STMP) 13% HIGHER; tops Q2 views
Ingram Micro Inc. (NYSE: IM) 10% HIGHER; Q2 results
Community Health Systems, Inc. (NYSE: CYH) 8% HIGHER; tops Q2 views
RealNetworks, Inc. (Nasdaq: RNWK) 8% HIGHER; special div
Commercial Metals Company (NYSE: CMC) 8% HIGHER; activist investor takes larger stake
True Religion Apparel Inc. (Nasdaq: TRLG) 7% HIGHERl tops Q2 views
American Axle (NYSE: AXL) 6% HIGHER; Q2 results, ups guidance
NutriSystem, Inc. (NASDAQ: NTRI) 6% HIGHER; tops Q2 views
Expedia, Inc. (NASDAQ: EXPE) 4% HIGHER; tops Q3 views
Cerner Corp (NASDAQ: CERN) 3% HIGHER; tops Q2 views
Yahoo! Inc. (NASDAQ: YHOO) 3% HIGHER; deal with Alibaba on Alipay
MetLife, Inc. (NYSE: MET) 2% HIGHER; tops Q2 views
Starbucks Corp (NASDAQ: SBUX) 2% HIGHER; tops Q3 views
McKesson Corporation (NYSE: MCK) 2% HIGHER; tops Q1 views
Amgen Inc. (NASDAQ: AMGN) 2% HIGHER; tops Q2 views, first dividend

LOWER:
STEC, Inc. (NASDAQ: STEC) 36% LOWER; misses Q2/guides lower
TeleNav, Inc. (NASDAQ: TNAV) 32% LOWER; tops Q2 views, guides below
VistaPrint NV (NASDAQ: VPRT) 28% LOWER; Q4 results, guides FY12 lower
Miller Petroleum, Inc. (NYSE: MILL) 27% LOWER; continues lower on negative article
RealD (NYSE: RLD) 13% LOWER; Q1 results
Digital River, Inc. (NASDAQ: DRIV) 12% LOWER; Q2 results
Nanometrics, Inc. (NASDAQ: NANO) 12% LOWER; Q2 results, lower guidance
NXP Semiconductors N.V. (NASDAQ: NXPI) 10% LOWER; Q2 results
Ista Pharmaceuticals, Inc. (NASDAQ: ISTA) 10% LOWER; REMURA Phase 3 Did Not Meet Primary Endpoints
NETGEAR, Inc. (NASDAQ: NTGR) 10% LOWER; Q2 results/guidance
Ancestry.com, Inc. (NASDAQ: ACOM) 9% LOWER; Q2 views
Ocz Technology Group Inc. (AMEX: OCZ) 7% LOWER; weak with rival STEC
Oclaro (NASDAQ: OCLR) 5% LOWER; Q4 loss
Motorola Mobility Holdings (NYSE: MMI) 3% LOWER; Q2 results

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