Nearing the halfway mark in today's session, here are the top 10
names showing unusual option activity on tradeMONSTER's LiveAction
National Semiconductor (NSM): Option volume 3,450 percent above
average. An investor bought 10,000 September 24 calls for $0.85,
looking for upside. NSM fell 0.37 percent to $24.54.
NiSource (NI): Option volume 2,787 percent above average. More than
5,000 September 20 calls were bought for $0.90 to $1.15 as
investors look for upside. NI fell 1.99 percent to $20.20.
Mindray Medical (MR): Option volume 1,548 percent above average.
Some 4,400 August 25 calls were purchased, mostly for $1.80 and
$2.30. MR fell 0.46 percent to $26.03.
Cooper Tire & Rubber (CTB): Option volume 793 percent above
average. Investors bought the August 12.50 puts and the August
12.50 calls. CTB fell 28 percent to $11.81.
Liberty Media Starz (LSTZA): Option volume 720 percent above
average. More than 1,500 January 70 puts were bought for $3.50.
LSTZA fell 1.73 percent to $74.76.
Rounding out the rest of the top 10 are:
(Chart courtesy of tradeMONSTER)
- Auxilium Pharmaceuticals (AUXL): Option volume 716 percent
- Entropic Communications (ENTR): Option volume 683 percent
- Leap Wireless (LEAP): Option volume 670 percent above
- MetroPCS Communications (PCS): Option volume 642 percent
- Dendreon (DNDN): Option volume 629 percent above
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