Wilshire 4500 Completion ETF (the Fund) seeks investment results that correspond generally to the performance of an equity index called the Wilshire 4500 Completion Index (the Index). The Fund, using a passive or indexing investment approach, will seek to replicate the performance of the Index. The Index is a rules-based index consisting of securities of the United States issuers, including common stocks and real estate investment trusts (REITs). The Index may include securities of companies of all categories of market capitalizations as defined by Wilshire Associates Incorporated (the Index Provider). The Index is a subset of the Wilshire 5000 Total Market Index. The Fund will normally invest at least 80% of its total assets in equity securities that comprise the Index. The Fund’s investment adviser is Claymore Advisors, LLC. The Fund’s sub-adviser is Guggenheim Partners Asset Management, LLC.