Paper sold 3485 ISIS Oct 11 Puts for $.95 (8.6 times usual volume) when stock was trading $11.50
Paper bought 36,210 TYC Jan 2013 30 Calls for $.50 (14.1 times usual volume) when stock was trading $27.70
Paper bought 6000 PTEN Oct 17 Calls for $.40 (9.0 times usual volume) when stock was trading $17.14