Mattel is trading 4.42% higher at $13.22 on October 1, 2026, recovering from the previous close of $12.66; no clear catalyst was identified. - Major indexes were near flat in a mixed broader market, which does not clearly explain the move. - CEO Ynon Kreiz is stepping down to join Paramount Skydance, and Roger Lynch is set to take over at Mattel. - Reuters reported UBS viewed the transition as adding uncertainty but did not attribute the October 1 rise to it.