The ETF invests in equity securities of International companies in order to replicate the S&P Developed Ex-North America & Korea LargeMidCap ESG Index. The index is a broad-based, market-cap-weighted index that is designed to measure the performance of companies meeting certain environmental, social and governance (ESG) criteria. The index is constructed from the following component indices: S&P Europe Developed LargeMidCap ESG Index, S&P Mid-East and Africa Developed LargeMidCap ESG Index and S&P Asia Pacific Developed ex Korea LargeMidCap ESG Index.