The State Street Blackstone Senior Loan ETF (SRLN) is an actively managed strategy that seeks to provide current income consistent with the preservation of capital by normally investing at least 80% of its net assets in Senior Loans. For purposes of this 80% test, "Senior Loans" are first lien senior secured floating rate bank loans.In selecting securities for the Fund, the Fund’s sub-adviser, Blackstone Liquid Credit Strategies LLC, seeks to construct a portfolio of loans that it believes is less volatile than the general loan market.In pursuing its investment objective, SRLN seeks to outperform the Morningstar LSTA U.S. Leveraged Loan Index.