STT State Street Corporation

State Street Corporation (NYSE: STT) will release its second-quarter 2007 financial results followed by an Internet broadcast of its earnings conference call on Tuesday, July 17, 2007, at 9:30 a.m. EDT. The call will be accessible on State Street's investor relations home page, at www.statestreet.com/stockholder, and by telephone at +1 719/457-2679 (Confirmation Code 2823043). Recorded replays of the earnings conference call will be available on the web site, and by telephone at +1 402/220-4230, beginning at 2:00 p.m. that day. The telephone replay will be available for approximately two weeks following the conference call. State Street Corporation (NYSE: STT) is the world's leading specialist in providing institutional investors with investment servicing, investment management and investment research and trading. With $12.3 trillion in assets under custody and $1.8 trillion under management (as of March 31, 2007), State Street operates in 26 countries and more than 100 geographic markets worldwide and employs 21,950 worldwide. For more information, visit State Street's web site at www.statestreet.com or call 877/639-7788 (NEWS STT) toll-free in the United States and Canada, or +1 678/999-4577 outside those countries.