We downgrade our recommendation on Luminex Corporation (LMNX) to Underperform following the company’s lower-than-expected third quarter results and a less favorable outlook. Third-quarter fiscal 2010 adjusted loss per share of 2 cents missed the Zacks Consensus Estimate of earnings of 4 cents. Losses swelled 19% year over year as revenue growth was offset by higher costs [...] (LMNX) Luminex Analyst Downgrades Shares to Underperform