S&P 500, NASDAQ and Dow rise as Wall Street ends volatile week on higher side: M-tron Industries gains nearly 180%, Lexaria Bioscience top losers list, check top gainers and losers

Wall Street closed on a positive note on Friday, November 21, 2025. Major indices like the S&P 500, NASDAQ, and Dow Jones saw gains. This followed a week of significant fluctuations, particularly in artificial intelligence stocks. Nvidia experienced notable swings, impacting the broader market. Despite some concerns, the week concluded with positive movement on Wall Street.