State Street Corporation Announces Webcast of Fourth-Quarter Earnings

    Business Editors

    BOSTON--(BUSINESS WIRE)--Jan. 6, 2005--State Street Corporation (NYSE: STT) will host an Internet broadcast of its fourth-quarter earnings conference call on Tuesday, January 18, 2005 at 9:30 a.m. EST, following the release of the Company's quarterly financial results. The call will be accessible on State Street's investor relations home page, at www.statestreet.com/stockholder, and by telephone at +1 719/457-2617 (Confirmation Code 897986). Recorded replays of the earnings conference call will be available on the web site, and by telephone at +1 402/220-4230 (Confirmation Code 897986), beginning at 2:00 p.m. that day.

    State Street Corporation is the world's leading specialist in providing institutional investors with investment servicing, investment management, and investment research and trading services. With $9.0 trillion in assets under custody and $1.2 trillion in assets under management as of September 30, 2004, State Street is headquartered in Boston, Massachusetts and operates in 24 countries and 100 markets 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 +1 202/266-3340 outside those countries.

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CONTACT: State Street Corporation S. Kelley MacDonald, 617-664-3477 or Media: Hannah Grove, 617-664-3377

KEYWORD: MASSACHUSETTS INDUSTRY KEYWORD: BANKING EARNINGS CONFERENCE CALLS SOURCE: State Street Corporation

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