3M CO — Director's Dealing 2004

Jan 27, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2004-01-23

Reporting Person: REICH CHARLES (EXEC VP HEALTH CARE)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-01-23	Common Stock	M	27694	$43.35	Acquired	75575	Direct
2004-01-23	Common Stock	F	14602	$82.215	Disposed	60973	Direct
2004-01-23	Common Stock	F	4347	$82.215	Disposed	56626	Direct
2004-01-23	Common Stock	M	45417	$58.625	Acquired	102043	Direct
2004-01-23	Common Stock	F	32385	$82.215	Disposed	69658	Direct
2004-01-23	Common Stock	F	4261	$82.215	Disposed	65397	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-01-23	Non-Qualified Stock Option (right to buy)	$43.35	M	27694	Disposed	2010-05-09	Common Stock (27694)	Direct
2004-01-23	Non-Qualified Stock Option (right to buy)	$58.625	M	45417	Disposed	2011-05-08	Common Stock (45417)	Direct
2004-01-23	Non-Qualified Stock Option (right to buy)	$82.25	A	18949	Acquired	2010-05-07	Common Stock (18949)	Direct
2004-01-23	Non-Qualified Stock Option (right to buy)	$82.25	A	36646	Acquired	2011-05-06	Common Stock (36646)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2143	Indirect
Common Stock	3	Indirect
Common Stock	6	Indirect