Astera Labs experienced a sharp downward correction during Tuesday’s trading session, marked by significant intraday volatility. This pullback comes immediately after the stock reached fresh multi-month highs, signaling that the aggressive upward momentum is beginning to face heavy resistance. The shift in price action is primarily attributed to a classic sell-the-news event and a broader valuation reset, as investors opted to secure gains following a highly lucrative run.

A key catalyst behind the stock’s recent rapid appreciation was the announcement that Astera Labs will join the Nasdaq-100 Index, effective before the market open on June 22. While inclusion in this highly tracked benchmark guarantees massive capital inflows from…