On June 15, Astera Labs rose 4.59% overnight, trading at $385.0/share, with turnover of $1.5061 million.

On the news front, Nasdaq previously announced its quarterly rebalancing results, confirming Astera Labs will be added to the Nasdaq 100 Index alongside CoreWeave, Nebius, Rocket Lab, and Teradyne, with the change set to take effect before market open on June 22. Index inclusion typically triggers mandatory allocation by passive funds tracking the benchmark, which manages over $800 billion in assets globally, driving sustained capital inflows ahead of the effective date.

Concurrently, the semiconductor sector rallied broadly, with Marvell Technology up 5.63%, Micron Technology up 5.31%, Intel up 5.01%, AMD up 4.28%, and NVIDIA up 2.2%, providing additional upward momentum through sector linkage.

(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.)