Update: Top unusual option activity

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As of today's market close, here are the top 10 names showing unusual option activity on tradeMONSTER's LiveAction data system.


Comtech Telecommunications (CMTL): Options volume 4,694 percent above average. Investors sold the November 30 calls and the October 30 puts in separate transactions, looking for the shares to stay in a range. CMTL rose 9.57 percent to $30.90.

Constellation Brands (STZ): Options volume 1,529 percent above average. About 1,400 October 20 puts were sold for $0.45 to $0.60. STZ rose 8.97 percent to $20.40.

Zipcar (ZIP): Options volume 1,476 percent above average. An investor sold the October 30 puts and bought the October 30 calls, likely part of a arbitrage strategy. ZIP rose 0.87 percent to $17.36.

McDermott International (MDR): Options volume 1,283 percent above average. Call buying continued for the third day this week, this time in the October 15 contracts. MDR initially rallied, but then ended lower by 3.37 percent at $12.90.

Auxilium Pharmaceuticals (AUXL): Options volume 1,271 percent above average. More than 2,300 March 17.50 calls were bought for $1.10 as an investor positioned for upside. AUXL fell 0.28 percent to $14.33.

Rounding out the top 10 are:

  • Career Education (CECO): Options volume 1,217 percent above average.
  • QLogic (QLGC): Options volume 1,025 percent above average.
  • Transatlantic Holdings (TRH): Options volume 968 percent above average.
  • Iron Mountain (IRM): Options volume 922 percent above average.
  • Molex (MOLX): Options volume 908 percent above average.

Disclosure:
I own AUXL shares.

Unusual Activity

(Chart courtesy of tradeMONSTER )



The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of The NASDAQ OMX Group, Inc.

Copyright © 2010 OptionMonster® Holdings, Inc. All Rights Reserved.



This article appears in: Investing , Options

Referenced Stocks: AUXL , CMTL , MDR , STZ , ZIP

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As of 9/1/2015, 04:15 PM

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