Some investors may be able to think of a laundry list of reasons to sell -- or at least avoid -- Citigroup's (NYSE:C) stock. And that shouldn't be too surprising since this was one of, if not the, worst-hit big banks during the financial meltdown. And though the crisis is now behind us, some of the ramifications of it are not.

In the video below, I take a closer look at three of the key reasons that investors might consider selling Citi's stock.

Fool contributor Matt Koppenheffer has no positions in the stocks mentioned above. The Motley Fool owns shares of Citigroup Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.