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Largest option buying in equities so far

David Russell (david.russell@optionmonster.com)

Nearing the halfway mark in today's session, here are the individual equity names with the most call and put buying on optionMONSTER's ActionTracker data system.

Wal-Mart Stores (WMT): More than 38,000 January 75 calls were purchased for $0.08 and $0.09 as investors position for upside in the share price. WMT fell 2.33 percent to $69.24.

Bank of America (BAC): Some 5,000 May 11 calls and May 11 puts were bought. Known as a long straddle, the trade reflects a belief that volatility will increase in the stock. BAC rose 0.29 to $10.54.

Cheniere Energy (LNG): Some 8,800 December 19 calls were bought for $0.10, but volume was below open interest at the strike. LNG fell 1.41 percent to $17.47.

Williams (WMB): Some 27,000 December 30 puts were purchased against open interest of 27,599 contracts, with the largest block pricing for $0.29. WMB fell 1.24 percent to $30.99.

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