Susquehanna options strategist Alison Edwards notes call buying activity in General Motors (NYSE: GM), as an opening investor in GM bought 15k Feb 38 Calls for $0.70 and 15k Feb 39 Calls, tied to 625k shares. The investor suggests the shares have an increased probability to trade above $39 (+11%) by mid-Feb. This activity is significant vs. an ADV of 22k calls.