The iShares S&P GSCI Commodity-Indexed Trust (the Trust) issues units of beneficial interest, called Shares, representing fractional undivided beneficial interests in its net assets. Its assets consist of interests in the iShares S&P GSCI Commodity-Indexed Investing Pool LLC, or the Investing Pool. The investment objective of the Trust is to seek investment results, through the Trust’s investment in the Investing Pool to the performance of the Index. The activities of the Trust include issuing Baskets in exchange for CERFs and cash, contributing the proceeds of the Baskets it receives in connection with issuances of Baskets to the Investing Pool, paying out of Trust assets any Trust expenses and liabilities, delivering proceeds consisting of CERF and redeeming Investing Pool Interests. Barclays Global Investors International, Inc. (BGII) is the Sponsor of the Trust. Barclays Global Investors, N.A. is the Trustee of the Trust.