STATE STREET CORP — Director's Dealing 2008

Feb 21, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STATE STREET CORP (STT)
CIK: 0000093751
Period of Report: 2008-02-20

Reporting Person: Antonellis Joseph C (Vice Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-02-20	Common Stock	S	100	$82.64	Disposed	77473	Direct
2008-02-20	Common Stock	S	200	$82.66	Disposed	77273	Direct
2008-02-20	Common Stock	S	100	$82.69	Disposed	77173	Direct
2008-02-20	Common Stock	S	500	$82.71	Disposed	76673	Direct
2008-02-20	Common Stock	S	400	$82.72	Disposed	76273	Direct
2008-02-20	Common Stock	S	200	$82.74	Disposed	76073	Direct
2008-02-20	Common Stock	S	100	$82.77	Disposed	75973	Direct
2008-02-20	Common Stock	S	200	$82.79	Disposed	75773	Direct
2008-02-20	Common Stock	S	100	$82.80	Disposed	75673	Direct
2008-02-20	Common Stock	S	400	$82.81	Disposed	75273	Direct
2008-02-20	Common Stock	S	300	$82.82	Disposed	74973	Direct
2008-02-20	Common Stock	S	1175	$82.83	Disposed	73798	Direct
2008-02-20	Common Stock	S	200	$82.84	Disposed	73598	Direct
2008-02-20	Common Stock	S	400	$82.85	Disposed	73198	Direct
2008-02-20	Common Stock	S	300	$82.86	Disposed	72898	Direct
2008-02-20	Common Stock	S	200	$82.87	Disposed	72698	Direct
2008-02-20	Common Stock	S	225	$82.88	Disposed	72473	Direct
2008-02-20	Common Stock	S	400	$82.89	Disposed	72073	Direct
2008-02-20	Common Stock	S	400	$82.93	Disposed	71673	Direct
2008-02-20	Common Stock	S	200	$82.94	Disposed	71473	Direct
2008-02-20	Common Stock	S	400	$82.95	Disposed	71073	Direct
2008-02-20	Common Stock	S	500	$82.97	Disposed	70573	Direct
2008-02-20	Common Stock	S	600	$82.98	Disposed	69973	Direct
2008-02-20	Common Stock	S	200	$82.99	Disposed	69773	Direct
2008-02-20	Common Stock	S	500	$83.00	Disposed	69273	Direct
2008-02-20	Common Stock	S	900	$83.01	Disposed	68373	Direct
2008-02-20	Common Stock	S	200	$83.02	Disposed	68173	Direct
2008-02-20	Common Stock	S	600	$83.04	Disposed	67573	Direct
2008-02-20	Common Stock	S	300	$83.05	Disposed	67273	Direct
2008-02-20	Common Stock	S	100	$83.07	Disposed	67173	Direct

Footnotes

F1: The balance reflects the amount of shares beneficially owned, including shares received due to dividend reinvestment, as of the date of this report.