Charles Harris, a portfolio manager at O'Neil Global Advisors, shares his studies on secondary market indicators. While they can give you a good overview of sentiment, he warns that their timing may not be as precise. It can be tempting to anticipate bounces at oversold levels but he makes the argument for waiting until you get a follow-through day. Harris also discusses leading stocks like Celsius (CELH), Shockwave (SWAV) and First Solar (FSLR). For the video version, visit investors.com/podcast