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May 17, 2013  Fri 7:32 AM CT

ARUN: SEE CHART GET CHAIN FIND STRATEGIES

Half a Billion Dollars of Market Cap Erased

Aruba Networks earned just $0.11 in its third quarter on revenue of $147 million. Analysts had expected $0.15 and $149.76 million, respectively. ARUN craters 25 percent before the bell on my tradeMONSTER platform.

Nordstrom Lower on Weak Results

Nordstrom reported first-quarter profit of $0.73 a share, missing the $0.76 average analyst forecast. Sales of $2.75 billion also lagged the $2.80 billion consensus number, and management trimmed full-year forecasts. JWN trades down almost 4 percent in the premarket.

Revenue Miss Weighs on Brocade

Brocade Communications beat expectation on the bottom line, but revenue totaled just $538.8 million. That was below the $544.24 million expectation, and BRCD is down more than 4 percent in early trading.

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The Movement of Delta

In our last column, we spoke about delta. You might remember that we discussed what delta was and what factors affected or changed delta. As you recall, we stated that three factors will have an effect on delta. They were movements of time, volatility, and underlying price. Today, we want to take a further look into the change of delta, this time focusing on change due to the movement in the underlying price. 

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