CPI International, which provides microwave and RF solutions for critical defense and commercial applications, priced its offering of 7.1 million shares at $18, the high end of its proposed $16 to $18 price range, on Thursday night. Of the shares sold, 4.1 million were offered by insiders. UBS Investment Bank and Bear Stearns were the lead underwriters on the deal. The stock is expected to begin trading on the NASDAQ under the ticker CPII on Friday.

