** Shares of education tech services co ZVO.O down 16.9%
at $4.96
** Co's founder and CEO Andrew Clark steps down on mutual
agreement with board, effective as of March 31 urn:newsml:reuters.com:*:nPn2Bfrq2a
** Clark lead ZVO for almost 18 years and oversaw the sale
of Ashford University to the University of Arizona Global Campus
** Search for a new CEO has commenced, co says
** Until then there will be an Office of the CEO, led by
Zovio's chairman, George Pernsteiner - ZVO
** Up to last close, stock up ~2% YTD
(Reporting by Rithika Krishna in Bengaluru)
((Rithika.Krishna@thomsonreuters.com;))