Recent market activity has highlighted a period of heightened volatility caused by concerns over the sustainability of valuations in the technology sector, particularly among chipmakers. The decline was spurred by a combination of disappointing earnings reports, manufacturing issues and renewed scepticism regarding the immediate potential for artificial intelligence (AI) to deliver significant business returns.

Super Micro Computer Inc (NASDAQ: SMCI), a $35 billion server maker based in Silicon Valley, has recently enjoyed a surge of interest in artificial intelligence (AI), but a three-month investigation by Hindenburg Research has revealed serious concerns about the firm's financial practices, undisclosed related-party transactions, and potential sanctions violations. These issues are likely to have a significant impact on investors as they indicate ongoing governance and compliance problems [1].

Walmart Inc (NYSE: WMT), the largest U.S. retailer, is looking to raise $3.74 billion by selling its stake in Chinese company JD.com (NASDAQ: JD). According to a term sheet obtained by Reuters, Walmart is offering 144.5 million American Depositary Shares (ADSs) at a price range of $24.85 to $25.85, with Morgan Stanley acting as the lead broker on the deal.

Tencent Holdings Ltd, China's largest technology company, posted a strong 82% rise in second-quarter net profit, beating analysts' expectations. The performance was driven by the success of Dungeon & Fighter Mobile, which helped the company's gaming division recover after two-quarters of decline. This positive result suggests that China's gaming industry, worth over $40 billion, may once again be entering a growth phase after a period of regulatory crackdowns that have severely impacted the market in the past. [1]

After a tough six weeks, Nvidia Corp. is showing signs of a strong comeback. The company recently faced a significant drop in market value, but for now the situation appears to have stabilized, with the company's stock up 28% since the internal bottom.* Moreover, this recovery has boosted Nvidia's market capitalization by nearly $424 billion, making it the third most valuable company in the U.S. stock market.*

After a tumultuous three-day decline caused by concerns about a slowing U.S. economy and high valuations in the technology sector, the U.S. stock market showed signs of resilience on Tuesday. Futures on the Nasdaq 100 index bounced off local lows and gained 4.31%, as the market began to stabilise.* This recovery took place against the backdrop of worrying unemployment data, which raised concerns about the Federal Reserve's pace in adjusting interest rates to prevent a slowdown in economic growth.