Trader Brian Jones on Twitter: "Both $ECOR & $SONN way off their highs had to sell them after hours or premarket respectively. Doesn't mean they are over. They can still come back if big volume comes in after the open. If not then P&D charts." / Twitter

Both $ECOR & $SONN way off their highs had to sell them after hours or premarket respectively. Doesn't mean they are over. They can still come back if big volume comes in after the open. If not then P&D charts.