Big payday for pre-earnings put buyer on RIMM Today’s tickers: RIMM, TMO, CNO & PIP (NASDAQ:RIMM) – Research In Motion Ltd. – Ouch. Shares in the BlackBerry maker plunged 23.35% today to an intraday- and four-year low of $27.08 following the release of worse-than-anticipated first-quarter earnings on Thursday after the close. Ongoing concerns regarding RIMM’s [...]