RIM exit

Research In Motion shares dropped 7 per cent on the news that Brian Wallace, who headed digital market ing, is joining Samsung.

EMI options

Music label EMI Group, owned by Citi group, is evaluating stra tegic alternatives such as a sale or an IPO.

ICE fines

IntercontinentalEx change fined Goldman Sachs for disorderly trading and JPMorgan for breaking exchange rules for submitting data on oil trades.

Penney plan

JCPenney said Ron Johnson will take full control of the retailer Feb. 1, when departing CEO Myron “Mike” Ullman will leave. The details come after ques tions were raised about leaving a high number of day-to-day duties under Ullman’s control for an indefinite period.

New light

LightSquared, a tele com start-up backed by Philip Falcone’s hedge fund Harbinger Capital, is changing its plans to build a high-speed wireless network to avoid interference with GPS services.