STATE STREET CORP — Director's Dealing 2008

Feb 1, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STATE STREET CORP (STT)
CIK: 0000093751
Period of Report: 2008-01-31

Reporting Person: CHOW JOSEPH W (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-01-31	Common Stock	M	25000	$34.6407	Acquired	42165	Direct
2008-01-31	Common Stock	S	5000	$81.50	Disposed	37165	Direct
2008-01-31	Common Stock	S	5000	$81.75	Disposed	32165	Direct
2008-01-31	Common Stock	S	5000	$82.00	Disposed	27165	Direct
2008-01-31	Common Stock	S	800	$81.77	Disposed	26365	Direct
2008-01-31	Common Stock	S	200	$81.78	Disposed	26165	Direct
2008-01-31	Common Stock	S	700	$81.79	Disposed	25465	Direct
2008-01-31	Common Stock	S	300	$81.80	Disposed	25165	Direct
2008-01-31	Common Stock	S	100	$81.82	Disposed	25065	Direct
2008-01-31	Common Stock	S	100	$81.83	Disposed	24965	Direct
2008-01-31	Common Stock	S	141	$81.84	Disposed	24824	Direct
2008-01-31	Common Stock	S	200	$81.86	Disposed	24624	Direct
2008-01-31	Common Stock	S	300	$81.87	Disposed	24324	Direct
2008-01-31	Common Stock	S	800	$82.75	Disposed	23524	Direct
2008-01-31	Common Stock	S	600	$82.76	Disposed	22924	Direct
2008-01-31	Common Stock	S	100	$82.775	Disposed	22824	Direct
2008-01-31	Common Stock	S	1904	$82.78	Disposed	20920	Direct
2008-01-31	Common Stock	S	100	$82.785	Disposed	20820	Direct
2008-01-31	Common Stock	S	3655	$82.79	Disposed	17165	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-01-31	Employee Stock Option (Right to buy)	$34.6407	M	25000	Disposed	2009-12-16	Common Stock (25000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1000	Indirect

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.

F2: Shares held in an IRA by a member of the reporting person's family, with respect to which the reporting person disclaims beneficial ownership of all such shares.

F3: The option vested in three equal annual installments commencing 12/16/2000.