--- title: "Pre-market hot trades in US stocks: Penguin Solutions up 8.61% in pre-market; Apple down 7.41% in pre-market" type: "News" locale: "en" url: "https://longbridge.com/en/news/294489407.md" description: "Penguin Solutions pre-market up 8.61%; Apple pre-market down 7.41%; Microbus pre-market up 258.67%; Replimune pre-market up 117.74%; Mangoceuticals pre-market up 80.18%" datetime: "2026-07-31T09:33:10.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/294489407.md) - [en](https://longbridge.com/en/news/294489407.md) - [zh-HK](https://longbridge.com/zh-HK/news/294489407.md) --- # Pre-market hot trades in US stocks: Penguin Solutions up 8.61% in pre-market; Apple down 7.41% in pre-market **Pre-market Hot Trades in US Stocks** Penguin Solutions is up 8.61% in pre-market trading. Based on recent key news: 1. On July 30, analysts pointed out that although 74% of revenue is related to AI, about 89% of operating profit comes from the memory sector, which means Penguin is closely tied to Micron's cycle. Analysts believe that AI adoption may make memory a major infrastructure bottleneck, and this concentration could become Penguin's biggest advantage. This news drove the stock price up. 2. On July 28, Joseph Gates Clark, Senior Vice President of Penguin Solutions and President of Optimized LED, sold 1,327 shares of common stock on July 23 at a price of $57.47 per share. This news may raise market concerns about insider confidence in the company, but it did not have a significant negative impact on the stock price. Strong demand in the AI and memory markets has driven the stock price up. Apple is down 7.41% in pre-market trading. Based on recent key news: 1. On July 31, Apple announced its third-quarter earnings, which exceeded revenue and profit expectations, but the guidance for the fourth quarter was below market expectations, leading to a 6.33% drop in after-hours trading. Management indicated that supply constraints and exchange rate fluctuations will affect future revenue growth. 2. On July 31, Apple's revenue in Greater China for the third quarter fell short of expectations, with revenue of $18.82 billion, below the expected $19.58 billion, affecting market confidence in global iPhone demand. 3. On July 29, Apple's market value briefly surpassed $5 trillion, making it one of the highest-valued companies globally, but concerns about its AI strategy remain, affecting stock price volatility. The industry faces supply chain and exchange rate pressures, necessitating caution regarding volatility risks. **Top Gainers in Pre-market US Stocks** Microbus is up 258.67% in pre-market trading. Based on recent key news: 1. On July 30, Wetour Robotics announced a common stock consolidation plan with a consolidation ratio of 1 to 100, expected to take effect on August 3. This move may lead to stock price volatility, and investors should pay attention to the stock price trend post-consolidation. Source: Company announcement 2. On July 29, the SEC issued a statement reminding investors to be cautious with forward-looking statements, which may affect market confidence. Source: SEC announcement 3. On July 29, Fermi and Galaxy Digital face challenges amid changes in cryptocurrency regulation, leading to uncertainty in investor risk appetite. Source: Market observation of the impact of cryptocurrency regulatory changes on market confidence. Replimune is up 117.74% in pre-market trading. Based on recent key news: 1. On July 30, Replimune announced positive results from the FDA advisory committee meeting regarding RP1 in advanced melanoma. This news significantly boosted the stock price, with a pre-market increase of 117.74% Source: Reuters 2. On July 28, FDA reviewers raised concerns about Replimune's RP1 drug trial, leading to a pre-market drop of 22.6%. Source: Reuters 3. On July 31, an expert committee voted 10 to 3 in support of the efficacy results of the IGNYTE study, deeming it clinically significant. This result provided support for the stock price. Source: Reuters The biotechnology industry has been volatile recently and requires attention. Mangoceuticals rose 80.18% in pre-market trading. There has been no significant news recently; trading is active, and capital flows are evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. no\_news ### Related Stocks - [PENG.US](https://longbridge.com/en/quote/PENG.US.md) - [AAPL.US](https://longbridge.com/en/quote/AAPL.US.md) - [WETO.US](https://longbridge.com/en/quote/WETO.US.md) - [REPL.US](https://longbridge.com/en/quote/REPL.US.md) - [MGRX.US](https://longbridge.com/en/quote/MGRX.US.md) ## Related News & Research - [Apple Gets Kicked Out of the $5 Trillion Club After Reporting Earnings. 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