SPDR Portfolio S&P 500 High Dividend ETF seeks to track the performance of the S&P 500 High Dividend Index. Under normal market conditions, the fund generally invests substantially all, but at least 80%, of its total assets in the securities comprising the index. The index is designed to measure the performance of 80 high dividend-yielding companies within the S&P 500 Index. The S&P 500 Index focuses on the large capitalization U.S. equity market, including common stock and real estate investment trusts (“REITs”).