Live feed20:48:47·45dINSIDERFilingvia QuantisnowChair, CEO, President Stein Clint exercised 18,171 shares at a strike of $26.23 and covered exercise/tax liability with 7,151 shares, increasing direct ownership by 8% to 151,584 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.COLB· Columbia Banking System Inc.FinanceOriginal source