Dreamworks (DWA | Quote | Chart | News | PowerRating) warned of a Q2 loss and said it would withdraw its proposed $500 million offering.
CSFB upgraded Schering-Plough (SGP | Quote | Chart | News | PowerRating) to out perform from market perform.
Komag (KOMG | Quote | Chart | News | PowerRating) raised Q2 revenue guidance.
Mylan (MYL | Quote | Chart | News | PowerRating) said it sees Q1 above estimates.
Pilgrim's Pride (PPC | Quote | Chart | News | PowerRating) raised its Q3 profit outlook.