According to @CNBC, European markets are set for a lower open on December 31, 2025, the final trading day of the year. According to @CNBC, the post did not provide index futures levels, sector drivers, or specific catalysts beyond the headline. According to the London Stock Exchange, the LSE cash session begins at 08:00 GMT on trading days, and according to Euronext, its main European cash markets open at 09:00 CET. According to @CNBC, the post did not mention cryptocurrencies or digital asset markets.

According to @StockMKTNewz, the US stock market opened the session trading green, indicating a positive start to the day, source: @StockMKTNewz (Nov 21, 2025). No index levels, sector details, or breadth metrics were provided; this update strictly confirms a green open at the bell, source: @StockMKTNewz. For crypto-focused traders, the source did not reference BTC, ETH, or digital assets; the takeaway is only that equities opened higher today, source: @StockMKTNewz.