A股三大指数收盘涨跌不一，半导体设备、特高压、覆铜板概念走强，通光线缆、华正新材涨停。美国电池回收公司Redwood Materials宣布特斯拉前首席财务官Deepak Ahuja正式加入公司出任CFO。快手计划分拆可灵AI，融资20亿美元。 AI
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IMPACT 快手计划分拆可灵AI并融资20亿美元，可能加速AI领域新公司的发展。
RANK_REASON The cluster contains a plan for a significant AI-related spin-off and funding round, alongside a notable executive hire at a battery recycling company. [lever_c_demoted from significant: ic=1 ai=0.7]