LG Chem, Korea's largest chemical firm by sales, reported Monday a 11.6 percent rise in its first quarter net profit largely due to a slight price rebound in its petrochemical products and a weaker local currency against the greenback.

RIM Co-CEO Jim Balsillie said the BlackBerry maker is reducing supply costs as surging growth provides him with leverage to press for bargains during the recession.

Chip maker Cypress Semiconductor said late Friday that the US Department of Justice has closed its investigation into in a global price-fixing scheme involving a form of computer memory.