A new year marks the perfect time to reflect on where you are financially and where you want to be. That includes your stock portfolio.There are many reasons why you may feel unhappy with your portfolio. Maybe you've underperformed the market in recent years or aren't on track to hit your financial goals. Or maybe you feel like you're taking on risk and not getting the reward you expected.Whatever the cause of the frustration, there are a few simple and easy changes you can make in 2024 to improve your sent ...