First Chester County Corporation (NASDAQ: FCEC) 76.4% HIGHER; Tower Bancorp, Inc. (NASDAQ: TOBC) and First Chester today jointly announced the signing of a definitive merger agreement pursuant to which Tower will acquire First Chester in an all-stock transaction valued at approximately $65 million or $10.22 per share. Click here for the full report.

Compugen Ltd. (NASDAQ: CGEN) 34.6% HIGHER; announced today the discovery and experimental validation of CGEN-671, a new drug target for multiple epithelial tumors. CGEN-671 is a membrane splice variant of CD55, a known drug target for gastric cancer for which monoclonal antibody therapeutics are in