Pre-Open Movers 4/30: (BKS) (DMD) (SUN) Higher; (LDK) (SOHU) (HUM) Lower (more...)

Below are stocks making major moves in pre-open trading Monday:

HIGHER:

• Barnes & Noble, Inc. (NYSE: BKS) 94% HIGHER; Nook deal and investment from Microsoft (Nasdaq: MSFT)
  
• Demand Media, Inc. (Nasdaq: DMD) 36% HIGHER; reports a take private deal fell through
  
• Sunoco, Inc. (NYSE: SUN) 22% HIGHER; takeover
  
• Warner Chilcott plc (Nasdaq: WCRX) 20% HIGHER; continued takeover specualtion
  
• Gen-Probe Inc. (Nasdaq: GPRO) 20% HIGHER; takeover
  
• XOMA Corporation (Nasdaq: XOMA) 8% HIGHER; takeover speculation
  
• Scholastic Corporation (Nasdaq: SCHL) 7% HIGHER; lifts guidance
  
• Amarin Corporation plc (Nasdaq: AMRN) 4% HIGHER; new Buy rating
  
• SandRidge Energy, Inc. (NYSE: SD) 3% HIGHER; upgraded
  
• Kraft Foods Inc. (NYSE: KFT) 1% HIGHER; upgraded
  
• AstraZeneca PLC (NYSE: AZN) 1% HIGHER; upgraded

LOWER:

• LDK Solar (NYSE: LDK) 12% LOWER; Posts Wider than Expected Q4 Loss; Guides Light Q1 Sales
  
• Sohu.com Inc. (Nasdaq: SOHU) 8% LOWER; Q1 results, lower guidance
  
• Humana, Inc. (NYSE: HUM) 5% LOWER; Misses Q1 EPS by 4c; Boosts FY12 EPS Outlook
  
• VeriFone Systems, Inc (NYSE: PAY) 5% LOWER; downgrade
  
• SUPERVALU Inc. (NYSE: SVU) 2% LOWER; new Sell rating
  
• Tenneco (NYSE: TEN) 2% LOWER; Misses Q1 EPS by 8c

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