On June 22, Astera Labs rose 3.95% in regular trading, trading at $430.77/share, with turnover of $559 million.

On the news front, the Nasdaq quarterly rebalancing officially took effect before today's open, with Astera Labs formally joining the Nasdaq 100 index as a constituent stock. The Nasdaq 100 index is tracked by over 200 investment products globally with total managed assets exceeding $800 billion. On the effective date, mandatory allocation demand from passive funds was concentrated, driving significant capital inflows into the stock. Trading volume surged notably compared to prior sessions, reflecting the scale of index-related buying pressure.

The broader semiconductor sector also rallied in tandem, with Advanced Micro Devices up 4.44%, Micron Technology up 4.29%, Intel up 2.93%, and NVIDIA up 1.22%, providing additional momentum through sector-wide linkage effects.

(The above content is based on publicly available market information, generated by a program or algorithm, and is intended solely as a stock movement alert. It does not constitute investment advice or a basis for trading decisions.)