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.

Ecolab (ECL): Option volume 4,116 percent above average. Call activity surged as investors looked to reap its quarterly dividend.

Infinera (INFN): Option volume 3,332 percent above average. Investors bought the October 10 calls and the October 8 calls, looking for upside. INFN rose 3.74 percent to $8.60.

U.S. 12-Month Oil ETF (USL): Option volume 2,011 percent above average. An investor sold 2,000 October 40 puts and bought an equal number of October 40 calls, looking for upside. USL rose 0.96 percent to $39.93.

UBS (UBS): Option volume 2,008 percent above average. Investors bought the October 12 calls, looking for a rebound, and sold the December 12 puts. UBS fell 10 percent to $11.41.

Ralcorp (RAH): Option volume 1,874 percent above average. Investors bought the October 85 calls and the October 90 calls, looking for upside. RAH rose 0.28 percent to $79.33.

Rounding out the rest of the top 10:

  • Select Sector Utilities Select Sector SPDR (XLU): Option volume 1,718 percent above average.
  • Discovery Communications (DISCA): Option volume 1,598 percent above average.
  • Vivus (VVUS): Option volume 1,511 percent above average.
  • Orexigen (OREX): Option volume 1,466 percent above average.
  • Nektar Therapeutics (NKTR): Option volume 1,426 percent above average.

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: ECL , INFN , RAH , UBS , USL

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Most Active by Volume

64,159,633
  • $100.86 ▼ 0.76%
63,552,623
  • $16.71 ▼ 0.18%
60,140,251
  • $42.71 ▲ 0.38%
52,385,870
  • $17.51 ▲ 5.86%
50,329,585
  • $13.75 ▲ 29.84%
43,337,551
  • $16.16 ▼ 1.40%
40,126,911
  • $3.605 ▲ 0.56%
39,836,742
  • $3.81 ▼ 2.56%
As of 9/16/2014, 04:15 PM

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