Although we don't believe in timing the market or panicking over market movements, we do like to keep an eye on big changes -- just in case they're material to our investing thesis.
What: Shares of power-management chip designer International Rectifier
So what: International Rectifier beat third-quarter estimates last night and guided to strong sales in the fourth quarter. The stock jumped slightly in aftermarket trading, then cratered as the opening bell rang.
Now what: Yes, that's a bizarre market reaction, particularly when you consider that the report inspired both Goldman Sachs and FBR Capital to raise their target prices on the stock. The only rational explanations on the table would be negative coverage in live media such as CNBC or drastic action by some large trader that doesn't agree with FBR and Goldman. For what it's worth, rival Vishay Intertechnology
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Fool contributor Anders Bylund holds no position in any of the companies discussed here. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool is investors writing for investors.