Five Steps To Build A Sector Based Etf Portfolio By: Hans Wagner | - A sector based Exchange Traded Fund (ETF) portfolio offers investors a lower risk way to participate in the cyclical nature of the economy and the market. ETFs offer investors a way to reduce their risk by diversifying their individual stock exposure. Sector rotation is an investing strategy that seeks to buy and own ETFs that hold shares of companies in industries that should outperform the market. If you want to take advantage of the benefits of a sector based ETF portfolio, here are five step ... Tags:exchange traded fund, etf investing, etfs securities, etf sector rotation, etfs portfolio, etf portfolio