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: 2008-02-15

Reporting Person: SHELTON STANLEY W (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-02-15	Common Stock	F	2755	$83.92	Disposed	49807	Direct
2008-02-20	Common Stock	M	73800	$60.7375	Acquired	123607	Direct
2008-02-20	Common Stock	M	56855	$49.81	Disposed	180462	Direct
2008-02-20	Common Stock	S	8751	$83.00	Disposed	171711	Direct
2008-02-20	Common Stock	S	500	$83.005	Disposed	171211	Direct
2008-02-20	Common Stock	S	5985	$83.01	Disposed	165226	Direct
2008-02-20	Common Stock	S	500	$83.015	Disposed	164726	Direct
2008-02-20	Common Stock	S	4254	$83.02	Disposed	160472	Direct
2008-02-20	Common Stock	S	3883	$83.03	Disposed	156589	Direct
2008-02-20	Common Stock	S	107	$83.0325	Disposed	156482	Direct
2008-02-20	Common Stock	S	200	$83.035	Disposed	156282	Direct
2008-02-20	Common Stock	S	114	$83.0375	Disposed	156168	Direct
2008-02-20	Common Stock	S	4846	$83.04	Disposed	151322	Direct
2008-02-20	Common Stock	S	100	$83.047	Disposed	151222	Direct
2008-02-20	Common Stock	S	2000	$83.05	Disposed	149222	Direct
2008-02-20	Common Stock	S	200	$83.055	Disposed	149022	Direct
2008-02-20	Common Stock	S	4200	$83.06	Disposed	144822	Direct
2008-02-20	Common Stock	S	200	$83.065	Disposed	144622	Direct
2008-02-20	Common Stock	S	2300	$83.07	Disposed	142322	Direct
2008-02-20	Common Stock	S	200	$83.075	Disposed	142122	Direct
2008-02-20	Common Stock	S	300	$83.0775	Disposed	141822	Direct
2008-02-20	Common Stock	S	5013	$83.08	Disposed	136809	Direct
2008-02-20	Common Stock	S	800	$83.085	Disposed	136009	Direct
2008-02-20	Common Stock	S	100	$83.0875	Disposed	135909	Direct
2008-02-20	Common Stock	S	1742	$83.09	Disposed	134167	Direct
2008-02-20	Common Stock	S	1924	$83.10	Disposed	132243	Direct
2008-02-20	Common Stock	S	285	$83.11	Disposed	131958	Direct
2008-02-20	Common Stock	S	1025	$83.12	Disposed	130933	Direct
2008-02-20	Common Stock	S	500	$83.13	Disposed	130433	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-02-20	Employee Stock Option (right to buy)	$60.7375	M	73800	Disposed	2010-12-21	Common Stock (73800)	Direct
2008-02-20	Employee Stock Option (right to buy)	$49.81	M	56855	Disposed	2013-12-16	Common Stock (56855)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4065	Indirect

Footnotes

F1: The reporting person indirectly beneficially owns 4,065 shares of State Street common stock under State Street's 401(k) plan, based on a plan statement dated as of January 31, 2008. The plan accounts for interest in units consisting of shares of State Street common stock and a small amount of cash. As a result, the number of underlying shares may fluctuate from time to time.

F2: These shares were withheld to satisfy tax withholding obligations in connection with the vesting of deferred stock.

F3: The balance reflects the amount of shares beneficially owned, including shares received due to dividend reinvestment, as of the date of this report.

F4: The option vested in three equal annual installments commencing December 21, 2001.

F5: The option vested in three equal annual installments commencing December 17, 2005.