Cree, based in Durham, North Carolina, dropped 6.5 percent to $27.20 at the close in New York, the biggest decline since Dec. 19.
Michael McDevitt was appointed interim chief financial officer at Cree and Kurtzweil will continue until June 15 to help with the transition, the company said today in a statement.
Cree hired the executive recruiter Russell Reynolds Associates to lead a search for Kurtzweil’s replacement.
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