8月19日，Astera Labs盘中下跌3.05%，报298.59美元/股，成交额1.52亿美元。消息面上，该股延续前期涨幅兑现节奏，此前8月17日受Northland Securities上调评级至"跑赢大盘"及板块共振驱动大涨8.67%后，连续两日回调累计跌幅已超8%，获利了结压力持续释放。半导体板块内部分化加剧，博通跌4.68%、美光科技跌0.21%，而迈威尔科技涨10.75%。基本面方面，公司Q2业绩大超预期，Q3指引5.4亿至5.6亿美元远超市场预期4.17亿美元，AI基础设施需求逻辑未变。
（以上内容均基于市场公开消息，由程序或算法智能生成，仅作为股价异动提醒，不作为投资建议或交易依据。）
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