--- title: "Pre-market trend | Astera Labs (ALAB) surged on May 15, is the main upward wave of the AI connection chip leader starting?" type: "News" locale: "en" url: "https://longbridge.com/en/news/286611909.md" description: "Yesterday's closing price for Astera Labs rose by 1.77%, closing at $232.68, significantly outperforming the market. The MACD daily line formed a bullish signal above the zero line, combined with the stock price stabilizing above the 5-day moving average, indicating that bullish momentum is gradually accumulating, and the upward driving force has begun to strengthen. The total trading volume reached $1.362 billion, reflecting the market's high attention and willingness to actively participate in this semiconductor connectivity chip manufacturer. The market rhythm is smooth, with short-term bulls holding a clear advantage. On the news front, the investment boom in AI infrastructure continues to rise, with TSMC recently stating that the chip boom has just begun, expecting the semiconductor market size to reach $1.5 trillion. Astera Labs, as a core supplier of data center interconnect chips, directly benefits from the explosive demand for high-speed connectivity solutions driven by AI servers and high-performance computing clusters. Meanwhile, stocks of memory chips like Micron Tech and Sandisk have surged recently, indicating that the prosperity of the entire semiconductor industry chain is transmitting upward, and the connectivity chip segment where Astera Labs operates is also experiencing a demand explosion. Several semiconductor stocks in the sector are moving stronger together, and the enthusiasm for chasing AI computing power remains high. From a technical perspective, the low point during yesterday's trading is the first support reference area for the short term. The moving average system is forming a preliminary bullish arrangement, and the volume cooperation is also relatively ideal. If today can continue to maintain moderate volume and stabilize above $230, the possibility of testing previous highs upward is significant" datetime: "2026-05-18T13:00:00.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286611909.md) - [en](https://longbridge.com/en/news/286611909.md) - [zh-HK](https://longbridge.com/zh-HK/news/286611909.md) --- # Pre-market trend | Astera Labs (ALAB) surged on May 15, is the main upward wave of the AI connection chip leader starting? Yesterday's closing, Astera Labs' stock price rose by 1.77%, closing at $232.68, significantly outperforming the market. The MACD daily line formed a bullish signal above the zero axis, combined with the stock price stabilizing above the 5-day moving average, indicating that bullish momentum is gradually accumulating, and the power for a phase increase has begun to strengthen. The total trading volume reached $1.362 billion, reflecting the market's high attention and active participation willingness towards this semiconductor connectivity chip manufacturer. The market rhythm is smooth, with short-term bulls holding a clear advantage. On the news front, the investment boom in AI infrastructure continues to rise. TSMC recently stated that the chip boom has just begun, expecting the semiconductor market size to reach $1.5 trillion. As a core supplier of data center interconnect chips, Astera Labs directly benefits from the explosive demand for high-speed connectivity solutions driven by AI servers and high-performance computing clusters. Meanwhile, stocks of memory chips like Micron Tech and Sandisk have surged recently, indicating that the prosperity of the entire semiconductor industry chain is transmitting upward, and the connectivity chip segment where Astera Labs operates is also experiencing a demand explosion. Multiple semiconductor stocks in the sector are moving strongly together, and the enthusiasm for chasing AI computing power remains unabated. From a technical perspective, the low point during yesterday's trading session is the first short-term support reference area. The moving average system is forming the embryonic shape of a bullish arrangement, and the volume cooperation is also relatively ideal. If today can continue to maintain moderate volume and stabilize above $230, the possibility of testing previous highs upward is significant. However, the semiconductor sector as a whole showed some differentiation yesterday, with the Philadelphia Semiconductor Index experiencing a certain pullback, and the differentiated performance of individual stocks within the sector needs attention. It is important to be cautious as the semiconductor sector is highly volatile. If market risk appetite suddenly shifts due to interest rate hike expectations or geopolitical factors, high-valuation growth stocks often bear the brunt. The short-term trend is biased towards bullish, but it is recommended to closely monitor today's volume changes and the overall direction of the sector. _This article only provides technical analysis and market information for reference and does not constitute any investment advice. 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