Unusual Option Activity

A trader bought 16,000 WMB Feb 39 Calls for $0.90 (4.1 times usual volume) with stock at $36.83
A trader bought 37,757 YUM Jan 65 Puts for $0.49 (5.2 times usual volume) with stock at $72.70
A trader bought 11,239 CNP Feb 25 Calls for $0.60 (3.5 times usual volume) with stock at $22.78
A trader bought 9,700 WIN Feb 7 Puts for $0.14 (6.9 times usual volume) with stock at $8.01
A trader bought 2,000 RRD Jan 2015 20 Calls for $1.40 (2.9 times usual volume) with stock at $18.71