Columbia Banking System (COLB) and West Coast Bancorp (WCBO) agree to merge in a transaction...

|About: Columbia Banking System, Inc. (COLB)|By:, SA News Editor

Columbia Banking System (COLB) and West Coast Bancorp (WCBO) agree to merge in a transaction valued at ~$506M. The combined company would have nearly $7.2B in assets with more than 150 branches in the Pacific Northwest. Shares halted for both.