With tech stocks making up 35% of the S&P 500, an all-time high, and defensive sectors at an all-time low of 19%, investors are losing diversification by using the index as a benchmark. Todd Sohn of Strategas tells CNBC’s Dominic Chu small cap stocks are picking up the pace, as traders look to diversify and find other routes to manage their risk. Tidal Chief Revenue Officer Gavin Filmore also joins the conversation on “ETF Edge”.