Wall Street firms are uniformly bullish on the stock market for 2026.It's almost an understatement to say that it has been a fantastic three-year stretch for U.S. stocks.As measured by the S&P 500 index (which represents about 80% of total U.S. market capitalization), the market rose 24% in 2023, an equally impressive 23% in 2024, and another 17% year to date in 2025. Keep in mind that the average annual return for the S&P 500 is approximately 10.5%, so those three years have been exceptional for investors. ...