Shares of RIM rose 4.2% today to close at C$67.25 in Toronto. The sharp rise came after Citigroup analyst Jim Suva upgraded the shares from to Buy from Sell. He cited Nokia's transition period to using the Windows Phone 7 operating system, during which time carriers will shift their advertising to companies such as RIM. RIM can gain market share particularly in Europe.
On Friday, I talked about how Nokia's transition period can benefit RIM: http://www.youtube.com/watch?v=TQew-c8bu5g