Pre-Market Gappers

BW +20% (guides higher), HARB +16% (to be acquired), JRJC +9.4%, POZN +6% (BMO Nesbitt initiates with $8 tgt), BTRX +5.3%, LBIX +4.1% (extends yesterday's 17% move), BDCO +4% (extends momentum, stock up 48% in 3 weeks), ESCL +3.9% (results of June auction), NANO +3.5%, ADCT +2.8% (initiated at Brean Murray with $21 tgt), MIR +2.6% (announces plan to repurchase stock and sell international businesses), FAL +2.2% (Xstrata increases bid), NVS +1.6% (collaboration with MYOG extended), SUNW +1.6% (positive WSJ article; Bernstein upgrade), AMTD +1.5% (BofA upgrade)... Mining stocks are higher on higher gold prices: AUY +2.7% (also Cramer bullish on name), CDE +1.7%, BHP +1.7%, GLD +1.3%, GG +1%.