10月9日，Astera Labs盘中下跌3.07%，报338.0美元/股，成交额1.66亿美元。消息面上，Northland Securities将其评级从跑赢大盘下调至大盘表现，叠加财报电话会前获利回吐压力，股价承压。
Northland Securities下调评级是今日盘中最直接的催化剂。尽管FactSet调查显示分析师对Astera Labs的平均评级仍为增持，平均目标价达416.78美元，但单一投行评级下调仍引发短期抛压。此外，公司宣布将召开电话会议审查2026年第三季度财务业绩，财报公布前部分资金选择获利了结，此前连续两日因光通信板块调整及财报前谨慎情绪而下跌，今日跌势延续属于技术性修复后的再度走弱。
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