ARWR - 1.96 Pre-market at 2.09/2.10. Arrowhead Acknowledges 8.4% Stake by Silence Therapeutics http://stockcharts.com/c-sc/sc?s=ARWR&p=D&b=5&g=0&i=t06144862661&r=1483970916933 http://stockcharts.com/c-sc/sc?s=ARWR&p=W&b=5&g=0&i=t09573399877&r=1483970937917