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Signet Jewelers CEO resigns; names COO Mark Light as new chief
Hamilton, Bermuda –- In a surprise announcement, Signet Jewelers Ltd., the largest jewelry retailer in the U.S., U.K. and Canada, said that its president and COO, Mark Light, will take over as CEO on Nov. 1. He will replace Signet’s current chief, Michael Barnes, who is resigning from his position and from Signet's board of directors to "pursue opportunities closer to his home in Dallas," effective Oct. 31.
