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Largest option trades in equities

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.

iShares MSCI Italy ETF (EWI): Volume surged in the March 15 calls and the March 16 calls as an investor rolled a winning position to the higher strike, collecting $0.45 in the process. EWI rose 1.15 percent to $14.93.

Ambac Financial (:AMBC): Some 6,100 February 20 calls were purchased for $1.10 as investors positioned for upside in the share price. AMBC fell 8.19 percent to $15.35.

Seadrill (SDRL): A block o 3,900 October 47 puts was sold for $2.40 and an equal number of November 45s was bought for $1.70 as a protective position was rolled down in price and out in time. SDRL fell 1.30 percent to $44.66.

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