Volume Spike Investor

JA Solar Holdings Co., Ltd. (NASDAQ: JASO) rarely makes the list of unusual trading stocks, but today is even more notable as the stock is making the list of today’s most active stock options contracts traded.
Option/Strike               Volume  OpInt
AUG08 $20.00 CALLS    3,039    539
So the open interest will have just increased by a significant move.  3,000 [...]