3M CO — Director's Dealing 2003

Aug 7, 2003

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2003-08-06

Reporting Person: IHLENFELD JAY V (VICE PRESIDENT R&D)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-08-06	Common Stock	M	1000	$63.035	Acquired	4699	Direct
2003-08-06	Common Stock	F	454	$138.66	Disposed	4245	Direct
2003-08-06	Common Stock	M	1550	$91.7	Acquired	5795	Direct
2003-08-06	Common Stock	F	1025	$138.66	Disposed	4770	Direct
2003-08-06	Common Stock	F	171	$138.66	Disposed	4599	Direct
2003-08-06	Common Stock	M	7	$93.35	Acquired	4606	Direct
2003-08-06	Common Stock	F	4	$138.66	Disposed	4602	Direct
2003-08-06	Common Stock	M	3107	$86.7	Acquired	7709	Direct
2003-08-06	Common Stock	F	1942	$138.66	Disposed	5767	Direct
2003-08-06	Common Stock	F	380	$138.66	Disposed	5387	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2003-08-06	Incentive Stock Option (right to buy)	$63.035	M	1000	Disposed	2006-05-14	Common Stock (1000)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$86.7	M	3107	Disposed	2010-05-09	Common Stock (3107)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$91.7	M	1550	Disposed	2007-05-13	Common Stock (1550)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$93.35	M	7	Disposed	2008-05-12	Common Stock (7)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$138.7	A	1196	Acquired	2007-05-11	Common Stock (1196)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$138.7	A	4	Acquired	2008-05-12	Common Stock (4)	Direct
2003-08-06	Non-Qualified Stock Option (right to buy)	$138.7	A	2322	Acquired	2010-05-07	Common Stock (2322)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1115	Indirect