--- title: "U.S. Stock Market Midday Update: Sandisk up 11.48%: Sky-high SSD prices trigger a price surge, AI demand boosts valuations" type: "News" locale: "en" url: "https://longbridge.com/en/news/290238567.md" description: "Sandisk rose 11.48%; Apple rose 0.44%, with a transaction volume of 14.3 billion USD; Western Digital rose 5.69%, with a transaction volume of 8.21 billion USD; Seagate Technology rose 0.23%, with a transaction volume of 5.006 billion USD; Dell Technologies-C fell 0.96%, with a market value of 269 billion USD" datetime: "2026-06-18T19:33:02.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/290238567.md) - [en](https://longbridge.com/en/news/290238567.md) - [zh-HK](https://longbridge.com/zh-HK/news/290238567.md) --- # U.S. Stock Market Midday Update: Sandisk up 11.48%: Sky-high SSD prices trigger a price surge, AI demand boosts valuations **U.S. Stock Market Midday Update** Sandisk rose 11.48%, with increased trading volume. Based on recent key news: 1. On June 18, Sandisk launched an 8TB SSD priced at $3,699.99, far exceeding last year's similar products, reflecting rising cost pressures due to global memory shortages. This move drove the stock price up by 11.48%. Source: MarketWatch 2. On June 17, analysts pointed out that Sandisk's stock price entered an extremely overbought zone, with an RSI of 98.96, indicating continuous inflow of market funds. Despite the technical overheating, AI demand continues to support the stock price. Source: MarketWatch 3. On June 16, Apple CEO Tim Cook stated that the company would raise product prices to cope with rising memory costs, further boosting Sandisk's stock price. Source: 24/7 Wall St. The tech sector is driven by AI demand, and market sentiment is optimistic. **Stocks with High Trading Volume in the Industry** Apple rose 0.44%, with increased trading volume. Based on recent key news: 1. On June 18, Apple reached a chip manufacturing agreement with Intel. U.S. President Trump announced that Apple would collaborate with Intel to design and manufacture chips in the U.S., boosting Intel's stock price by 8.8%, while Apple's stock price rose by 0.6%. 2. On June 18, Apple plans to raise product prices. Apple CEO Tim Cook stated that due to soaring costs of memory and storage chips, the company would increase the prices of its hardware products to offset cost pressures, although the specific timing and extent of the price increases have not been disclosed. 3. On June 18, demand in the artificial intelligence industry surged. AI companies are expanding data centers, driving up prices for memory and storage chips, leading to increased pressure on Apple's supply chain. Cook stated that the company would use cash reserves to increase supply. The tech industry's chip supply is tight, and prices are rising. Western Digital rose 5.69%. Based on recent key news: 1. On June 16, Morgan Stanley raised Western Digital's target price to $650 due to strong demand in the hard disk market, with supply-demand gaps driving prices up. Source: CaiLianShe 2. On June 16, storage chip prices continued to rise, and Apple acknowledged facing cost pressures from memory chips, leading to a collective strengthening of stocks in the storage sector, including Western Digital. Source: Benzinga 3. On June 16, Western Digital's stock price hit a 52-week high, with an increase of 14.70%, reflecting market confidence in its growth potential. Source: Benzinga Pro The demand for tech stocks is strong, with significant capital inflow. Seagate Technology rose 0.23%. Based on recent key news: 1. On June 16, Morgan Stanley raised Seagate Technology's target price to $1,035, expecting the shortage of hard disk drives to last until 2028. This news boosted Seagate Technology's stock price, indicating increased market confidence in the company's pricing power and profitability. (Source: CaiLianShe) 2. On June 16, Hikvision announced that it would raise the prices of hard disk products starting July 1, significantly changing the supply and demand structure in the hard disk market due to the expansion of AI computing infrastructure, which drove up Seagate Technology's stock price. (Source: Kuai Technology) 3. On June 16, Morgan Stanley reported that HDD demand is growing by 40% to 50% annually, while supply is increasing at only about 30% to 35%. The supply-demand gap is expected to lead to shortages lasting at least until 2028, benefiting Seagate Technology's stock price. (Source: Morgan Stanley) The storage industry faces tight supply and demand, with increasing risks. **Stocks ranked among the top in industry market capitalization** Dell Technologies-C fell by 0.96%. Based on recent key news: 1. On June 16, Dell Technologies announced a quarterly cash dividend of $0.63 per share, maintaining a stable dividend policy, attracting investor attention to its AI server and enterprise infrastructure demand. This move demonstrates the company's continued investment in growth areas, leading to increased stock price volatility. 2. On June 16, Dell Technologies' AI server revenue hit a record high, with a backlog of orders increasing, supporting a buy-the-dip investment strategy. The company is transforming from a mature PC manufacturer to a major beneficiary of AI infrastructure, providing a more attractive entry point after the stock price correction. 3. On June 16, Dell Technologies' board member David W. Dorman sold 41,292 shares of Class C common stock at prices between $405.23 and $407.97. This move may lead to short-term oversupply, affecting stock price trends. 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