3M CO — Director's Dealing 2005

Feb 18, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2005-02-16

Reporting Person: SCHMOLL WILLIAM J (VICE PRESIDENT TAXES&TREASURER)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-02-16	Common Stock	M	898	$71.1	Acquired	11823	Direct
2005-02-16	Common Stock	F	740	$86.175	Disposed	11083	Direct
2005-02-16	Common Stock	F	61	$86.175	Disposed	11022	Direct
2005-02-16	Common Stock	M	1666	$57.7	Acquired	12688	Direct
2005-02-16	Common Stock	F	1115	$86.175	Disposed	11573	Direct
2005-02-16	Common Stock	F	189	$86.175	Disposed	11384	Direct
2005-02-16	Common Stock	M	310	$57.7	Acquired	11694	Direct
2005-02-16	Common Stock	F	207	$86.175	Disposed	11487	Direct
2005-02-16	Common Stock	F	33	$86.175	Disposed	11454	Direct
2005-02-16	Common Stock	M	3040	$58.625	Acquired	14494	Direct
2005-02-16	Common Stock	F	2068	$86.175	Disposed	12426	Direct
2005-02-16	Common Stock	F	317	$86.175	Disposed	12109	Direct
2005-02-16	Common Stock	M	3898	$62.05	Acquired	16007	Direct
2005-02-16	Common Stock	F	2806	$86.175	Disposed	13201	Direct
2005-02-16	Common Stock	F	356	$86.175	Disposed	12845	Direct
2005-02-16	Common Stock	M	4524	$62.05	Acquired	17369	Direct
2005-02-16	Common Stock	F	3257	$86.175	Disposed	14112	Direct
2005-02-16	Common Stock	F	414	$86.175	Disposed	13698	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-02-16	Non-Qualified Stock Option (right to buy)	$57.7	M	1666	Disposed	2006-05-12	Common Stock (1666)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$57.7	M	310	Disposed	2007-05-13	Common Stock (310)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$58.625	M	3040	Disposed	2011-05-08	Common Stock (3040)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$62.05	M	3898	Disposed	2008-05-09	Common Stock (3898)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$62.05	M	4524	Disposed	2009-05-08	Common Stock (4524)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$71.1	M	898	Disposed	2005-05-06	Common Stock (898)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$86.2	A	1304	Acquired	2006-05-12	Common Stock (1304)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$86.2	A	240	Acquired	2007-05-11	Common Stock (240)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$86.2	A	3162	Acquired	2008-05-12	Common Stock (3162)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$86.2	A	3671	Acquired	2009-05-11	Common Stock (3671)	Direct
2005-02-16	Non-Qualified Stock Option (right to buy)	$86.2	A	2385	Acquired	2011-05-06	Common Stock (2385)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1594	Indirect