The stock market has had a strong start to the year, with the Dow, Nasdaq Composite, and S&P 500 all rising.

Morgan Stanley has fined some of its own bankers more than $1 million each for conducting business on WhatsApp and other messaging platforms.

European markets closed higher on Monday after starting the new trading week on an uncertain note. Investors reassessed the economic outlook, which helped to boost market confidence.

Bitcoin prices continued to rise over the weekend, as traders appeared to shrug off news of another crypto bankruptcy. Instead, they appeared to be betting that the Federal Reserve would soon cut interest rates.

OpenAI's chat bot has been one of the driving forces behind the chipmaker's stock rally this year.