3M CO — Director's Dealing 2004

Apr 26, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2004-04-22

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-04-22	Common Stock	M	11056	$58.625	Acquired	19448	Direct
2004-04-22	Common Stock	F	7582	$85.48	Disposed	11866	Direct
2004-04-22	Common Stock	F	1135	$85.48	Disposed	10731	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-04-22	Non-Qualified Stock Option (right to buy)	$58.625	M	11056	Disposed	2011-05-08	Common Stock (11056)	Direct
2004-04-22	Non-Qualified Stock Option (right to buy)	$85.5	A	8717	Acquired	2011-05-06	Common Stock (8717)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1519	Indirect