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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.

Micron Technology (MU): Some 29,000 April 10 calls were purchased, mostly for $0.30 and $0.31, as investors look for upside in the share price. MU rose 1.53 percent to $9.32.

Microsoft (MSFT): Investors bought more than 26,000 May 30 calls, mostly for $0.16, looking for the software giant to push higher. MSFT rose 0.10 percent to $28.13.

Research In Motion (BBRY): More than 10,000 May 13 puts were bought, mostly for $0.95, as investors brace for a pullback in the share price. BBRY rose 0.50 percent to $15.10.

Chesapeake Energy (:CHK): A block of 8,000 May 21 puts was bought for $1.23 as an investor positioned for downside in the natural-gas producer. CHK fell 3.61 percent to $21.37.

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