Mattel slips after announcing CEO transition
** Share of Barbie maker Mattel MAT.O fall 3% to $12.82 premarket after co announces CEO transition
** MAT names board member Roger Lynch as CEO, succeeding Ynon Kreiz
** Kreiz to leave Mattel on Oct 2 for a senior leadership position at another public company
** Lynch, who has served on Mattel's board since 2018, is currently the CEO of Condé Nast. He is expected to assume the top job on or before November 2
** As of last close, MAT stock down 33.4% YTD