KANSAS CITY, Mo. & FORT MYERS, Fla.--(BUSINESS WIRE)--Commerce Bancshares, Inc. (NASDAQ:CBSH) (“Commerce”) and FineMark Holdings, Inc. (OTCQX:FNBT) (“FineMark”) today jointly announced they have entered into a definitive merger agreement pursuant to which Commerce will acquire FineMark in an all-stock transaction valued at approximately $585MM. FineMark is the parent company of FineMark National Bank & Trust, a nationally chartered commercial bank and trust company serving clients through 1