Unusual Option Activity

A trader bought 2,100 NYCB Jan 16 Calls for $0.30 (5.3 times usual volume) with stock at $15.73
A trader sold 15,000 GERN Nov 40 Puts for $0.63 (6.7 times usual volume) with stock at $3.73
A trader bought 8,200 CA Nov 28 Puts for $0.40 (19.7 times usual volume) with stock at $29.81
A trader bought 2,900 VWO Nov 42 Puts for $0.95 (2.9 times usual volume) with stock at $42.22
A trader bought 3,500 KMX Nov 48 Puts for $1.40 (2.3 times usual volume) with stock at $48.26