Largest option buying in equities so far

David Russell (

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.

Williams (WMB): A block of 10,000 November 38 calls was bought for $0.57 as investors look for upside in the share price. WMB rose 1.11 percent to $32.83.

Neptune Technologies & Bioressources (:NEPT): Some 7,200 July 2.50 calls were bought, mostly for $0.90. Volume was below open interest at the strike, so an existing short position may have been closed. NEPT rose 1.23 percent to $3.29.

Mondelez International (:MDLZ): some 5,500 July 29 calls were purchased, mostly for $0.75, as investors look for upside in the food stock. MDLZ rose 3 percent to $29.39.

Micron Technology (MU): Some 8,500 July 14 puts were bought, mostly for $0.34 to $0.36, as investors brace for a pullback in the memory-chip maker. MU rose 1.08 percent to $14.49.

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