Express Scripts Holding Inc. said Wednesday it has appointed Tim Wentworth as chief executive effective May 2016, replacing George Paz who is retiring. Wentworth was named president of the health care company in February of 2014. He joined the company in April 2012, following its merger with Medco Health Solutions, where he held a number of leadership roles. he has also done stints at Accredo as CEO, at Mary Kay Inc. and at PepsiCo Inc. Express Scripts shares were little changed in after-hours trade, but are down 1.3% in the year so far, while the S&P 500 has lost 5.6%.
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