Keep an eye out on your margins. Your brokerage can close out any open positions when there is a margin call. Many investors are over-invested and are in danger of losing their stocks. The Trump Bump is sitting on a massive bubble pumped up with QE1, QE2, Twist, and QE Infinity. The Fed has already tapered it Quantitative Easing program and have started to increase interest rates. An overdue market crash is coming like no other in history.