Bob Buettner and Frank Coates left Strong Capital Management Inc. Mr. Buettner was portfolio manager on the midcap equities team; industry sources said his contract was up and he resigned. Mr. Coates was head of the separate accounts wrap business; circumstances surrounding his departure were not known.
Strong spokesman Drew Wineland said responsibilities of the two were assumed by other staff members. Neither Mr. Buettner nor Mr. Coates returned calls about their plans.