Big Bet on RIM Rebound

RIMM adds 20 cents to $10.14 and a Jan 8 – 14 risk-reversal trades on the Blackberry-maker at 14 cents, 24000X on PHLX. A source on the exchange floor confirms that the massive block of puts was sold to buy calls. The position looks opening (volume exceeds open interest) and not tied to stock. The [...]