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August 22, 2012  Wed 7:30 AM CT

DELL: SEE CHART GET CHAIN FIND STRATEGIES
No Signs of Improvement for Dell

Dell's per-share earnings beat expectations in the second quarter, but that was the only good news! Revenue was just $14.5 billion, less than the $14.64 billion expected by analysts. It also forecast third-quarter sales would decline from the second quarter, while the Street had expected an increase. DELL is lower by 6 percent before the bell on my tradeMONSTER platform.

Career Education Loses Chief Financial Officer

Career Education announced its chief financial officer, Michael Graham, is moving on in his own career. That's bad news for a company already struggling against weak enrollments. CECO drops 8 percent on the news.

Williams-Sonoma Remains in Growth Mode

Williams-Sonoma earned $0.43 a share on revenue of $874.3 million. Analysts had only expected $0.41 and $864.35 million, respectively. Management also raised guidance and outlined overseas growth plans. WSM rallies 9 percent in the premarket.
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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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