3M CO — Director's Dealing 2005

Feb 3, 2005

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2004-12-31

Reporting Person: SAUER BRAD T (EXEC VP HEALTH CARE)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-12-23	Common Stock	G	130	—	Disposed	11302	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	672	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option (right to buy)	$43.35	2010-05-09	Common Stock (525)	525	Direct
Incentive Stock Option (right to buy)	$58.625	2011-05-08	Common Stock (1704)	1704	Direct
Non-Qualified Stock Option (right to buy)	$43.35	2010-05-09	Common Stock (1230)	1230	Direct
Non-Qualified Stock Option (right to buy)	$47.5	2009-05-10	Common Stock (3176)	3176	Direct
Non-Qualified Stock Option (right to buy)	$58.625	2011-05-08	Common Stock (14096)	14096	Direct
Non-Qualified Stock Option (right to buy)	$61.85	2013-05-12	Common Stock (44000)	44000	Direct
Non-Qualified Stock Option (right to buy)	$64.5	2012-05-14	Common Stock (20600)	20600	Direct
Non-Qualified Stock Option (right to buy)	$77.2	2010-05-07	Common Stock (1228)	1228	Direct
Non-Qualified Stock Option (right to buy)	$84.4	2014-05-09	Common Stock (40000)	40000	Direct

Footnotes

F1: The indirectly-held common stock holding (401k/PAESOP) reported in Table I includes shares acquired during the fiscal year pursuant to the 3M Voluntary Investment Plan.
The directly-held common stock holding reported in Table I includes shares acquired during the fiscal year pursuant to 3M's General Employee Stock Purchase Plan.