U.S. stock market midday update: SuperX AI Tech plummets 13.18%, trading volume surges, sector trend attracts market attention?

U.S. Stock Market Midday Update SuperX AI Tech, down 13.18%, with increased trading volume and no significant news recently. The trading is active, and the capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Stocks with High Trading Volume in the Industry Service, up 2.70%. Based on recent key news: On December 8, Elisabeth G. Nash, Vice President of Service Corp International, sold shares, impacting the stock price increase. She sold 42,400 shares at a price of $76.32 per share on December 4, with a total transaction amount of $3,236,057. This sale may be interpreted by the market as confidence from company executives in future stock prices, driving the stock price up. Source: EDGAR system On December 8, the executive equity changes of Service Corp International were disclosed, increasing market attention on the company's internal transactions. This event may trigger positive expectations from investors regarding the company's future development, further driving the stock price up. Source: EDGAR system No other significant news recently. The U.S. stock market has seen increased volatility recently, and risks should be monitored. HR Block Services, down 1.33%. No significant news recently; trading is active, and the capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. no_news ADT, down 1.41%, with a trading volume of $17.03 million and increased trading volume, and no significant news recently. The trading is active, and the capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Stocks with High Market Capitalization in the Industry Frontdoor, down 0.81%, with a market capitalization of $3.796 billion and increased trading volume, and no significant news recently. The trading is active, and the capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation