U.S. stock market update: Riot Platforms down 15.44%

U.S. Stock Market Midday Update Riot Platforms, down 15.44%, with increased trading volume. Based on recent important news: On July 31, Riot Platforms announced its second-quarter financial report. Although revenue and earnings exceeded expectations, the cost of Bitcoin mining surged to $48,992 per coin, raising market concerns about profitability, leading to a 15.44% drop in stock price. On July 31, Riot Platforms announced that its Bitcoin holdings reached 19,273 coins. Despite strong financials, market concerns about Bitcoin price volatility intensified, affecting stock performance. On July 31, Riot Platforms management emphasized the company's transformation plan during the earnings call. Although the strategic outlook is positive, short-term market concerns about execution risks led to stock price fluctuations. Top Stocks by Industry Trading Volume Figma rose 5.09%, with a trading volume of $1.897 billion. Based on recent important news: On July 31, Figma went public on the NYSE, with an IPO price of $33, opening at $85, and closing at $115.5, a 250% increase, with a market capitalization exceeding $56.3 billion, becoming one of the hottest IPOs of 2025, driving up the stock price. On August 1, Figma's IPO performance was strong, marking a recovery in the tech IPO market, attracting investor interest in high-growth tech companies, further boosting the stock price. On July 31, Figma was oversubscribed by 30 times, raising over $1.2 billion, with a valuation of $19.5 billion, successfully listing and injecting confidence into tech stocks, leading to a stock price increase. Palantir Tech fell 3.37%, with increased trading volume. Based on recent key news: On July 29, the U.S. Department of Defense tested Microsoft's artificial intelligence, causing Palantir's stock price to drop. On July 29, analysts believed Palantir's valuation was too high and advised investors to look for other AI stocks. On August 1, after a significant rise, the market anticipated that Palantir's Q2 financial report might trigger volatility. Strategy fell 2.72%, with increased trading volume. Based on recent important news: On July 31, Strategy completed a $2.52 billion IPO, raising funds to purchase 21,021 Bitcoins, which impacted the stock price, causing a 2.72% decline. On August 1, Strategy released a strong financial report, but the market remained skeptical about its high-risk Bitcoin investments. On July 30, Strategy announced an increase in Bitcoin holdings to 628,791 coins, raising market concerns about its over-reliance on Bitcoin strategy Stocks Ranked Among the Top by Market Capitalization in the Industry SAP fell 1.76%, with a market capitalization of $328 billion. Based on recent important news: On August 1, SAP announced the acquisition of SmartRecruiters, causing market unease over unclear acquisition terms, leading to a 1.76% drop in stock price. On July 31, Microsoft and Meta saw significant stock price increases, which reduced SAP's market capitalization and affected investor confidence. On July 29, SAP announced a stock repurchase plan, which failed to boost market sentiment