T. Rowe Price Associates, Inc. (TRPA) serves as investment adviser, with dispositive and voting authority, to various institutional clients that own shares of Petra Diamonds Ltd., including the T. Rowe Price New Era Fund, which owns 20,746,292 shares. Such shares are registered in the following name(s): Chase Nominees Ltd. - 7,469,871 State Street Bank & Trust Co. - 38,977,343 Northern Trust Co. - 712,692 Bank of New York Mellon Bank, N.A. - 4,455,581 |