U.S. Stock Night Market Movements

Astera Labs rose 7.92% in the night market. Based on recent key news:

1. On July 29, technical indicators showed weakening buying momentum, with the MACD below the signal line and negative histogram indicating a decline in buying momentum. The stock price fell to $260.56 that day, down 7.77%.

2. On July 30, Astera Labs' stock price continued to decline by 4%, closing at $249.74. The market has high expectations for its earnings report on August 4, which may determine whether the stock price correction is a buying opportunity.

3. On July 29, analyst ratings showed that Astera Labs currently has a moderate buy rating, but top analysts believe that five other stocks have more investment value. The market has high expectations for Astera Labs' earnings report, and technical indicators show weakening buying momentum.

Stocks with High Trading Volume in the Industry

Micron Technology rose 4.21% in the night market. Based on recent key news:

1. On July 28, Changxin Technology was listed on the Shanghai Stock Exchange, triggering a significant sell-off in the global memory chip sector. Micron Technology's stock price fell 2.25% as a result. Source: Zhitong Finance

2. On July 30, Samsung Electronics announced record second-quarter profits, expecting the chip shortage to last until 2028, driving Micron Technology's stock price up by 16%. Source: MarketBeat

3. On July 31, Moody's upgraded Micron Technology's senior unsecured rating to Baa1 with a stable outlook, boosting market confidence. Source: Moody's Ratings AI demand drives growth in memory chip demand.

SK Hynix rose 6.87% in the night market. Based on recent key news:

1. On July 29, SK Hynix announced its second-quarter earnings report, with operating profit increasing by 557% to 60.5 trillion won, a record high, but below the market expectation of 64 trillion won. Despite strong profit growth, it failed to fully benefit from the price increase cycle of conventional memory chips, leading to stock price fluctuations. Source: SK Hynix official website

2. On July 29, SK Hynix made good progress in price negotiations for HBM with major customers for next year, and HBM4 sales in the second half of the year are expected to positively impact the blended average selling price. Source: Zhitong Finance

3. On July 29, Kis raised SK Hynix's price target by 24% to 4.7 million won, showing market confidence in its future performance. Source: Jinshi Data The semiconductor industry is driven by AI demand, leading to increased volatility.

AMD rose 3.68% in the night market. Based on recent key news:

1. On July 30, Susquehanna raised AMD's price target to $500, expecting significant growth in its server CPU business. This move drove AMD's stock price up by more than 6%

2. On July 31, Microsoft released its financial report showing that its AI investments are beginning to translate into profits, driving a strong rebound in U.S. stocks, with chip stocks also recovering some losses, and AMD's stock price rising by 13%.

3. On July 28, Wedbush Securities raised its target price for AMD, expecting its data center business to accelerate growth in the second half of 2026 to 2027, driving the stock price up. U.S. stocks rebounded strongly, with profits from AI investments becoming evident