Nearing the halfway mark in today's session, here are the top 10 names showing unusual option activity on tradeMONSTER's LiveAction data system.
Exeter Resource (XRA): Option volume 1,712 percent above average. Investors bought February 5 calls and sold the August 5 calls against open interest, suggesting a short calendar spread was closed. XRA rose 2 percent to $4.58.
CBOE Mini Index (MNX): Option volume 933 percent above average. A position in about 7,900 August 215 puts was rolled to the September 215 contracts. MNX fell 0.59 percent to $220.10.
Blue Coat System (BCSI): Option volume 440 percent above average. Investors bought the August 19 calls and the August 20 calls, looking for upside. BCSI rose 1.51 percent to $18.20.
RR Donnelley & Sons (RRD): Option volume 417 percent above average. About 2,500 contracts were sold in each the September 15 puts and the September 15 calls as an investor positions for a range-bound movement. RRD fell 1.35 percent to $14.59.
Regeneron (REGN): Option volume 385 percent above average. About 2,500 contracts were sold in each the September 60 calls and the September 55 puts as an investor positions for a range-bound movement. REGN fell 1.89 percent to $57.07.
Other unusual option activity:
- Mellanox Technologies (MLNX): Option volume 373 percent above average.
- VanceInfo Technologies (VIT): Option volume 370 percent above average.
- CurrencyShares Swiss Franc (XFX): Option volume 366 percent above average.
(Chart courtesy of tradeMONSTER)
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The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.