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 radio equipment maker CPI International
So what: The defense contractor agreed to a buyout offer at $19.50 per share, so the stock jump simply reflects the price premium. A buyout bid from Comtech Telecommunications
Now what: CPI International's share price has now doubled in the past 12 months and more than tripled since the spring of 2009. Despite these gains and the tremendous overnight pop, at least two lawsuits say the company isn't getting full value out of the sale. Don't hold your breath waiting for a bidding war, but do keep in mind that rival L-3 Communications Holdings
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Fool contributor Anders Bylund doesn't hold a 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.