EX-99.1 7 w83905exv99w1.txt EXHIBIT 99.1 EXHIBIT 99.1 Certification of Principal Executive Officer Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002) I, George A. Roche, Chairman and President of T. Rowe Price Group, Inc., certify, to the best of my knowledge, based upon a review of the Annual Report on Form 10-K for the year ended December 31, 2002 of T. Rowe Price Group, Inc. that: (1) The Annual Report on Form 10-K fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934, as amended; and (2) The information contained and incorporated by reference in the Annual Report on Form 10-K fairly presents, in all material respects, the financial condition and results of operations of T. Rowe Price Group, Inc. /s/ George A. Roche March 4, 2003 Page 49