Motorola (NYSE: MOT) CEO Ed Zander will step down from his post on January 1, 2008, although he will stay on as chairman until May. Succeeding him will be COO Greg Brown, who has served in the post since March. Prior to that, Brown was the CEO at Micromuse. It’s been a rocky year for Zander and Motorola, whose share price has fallen to around $16 from last year’s high near $26. The company’s flagging market share and weak financial performance had already prompted talk that Zander could be—or should be—on the way out. The stock is trading up moderately on the news. Release.

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