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: CAMPBELL PATRICK D (Vice President Finance & CFO)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	14650	Direct
Common Stock	401	Indirect
Common Stock	1879	Indirect
Common Stock	1491	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option (right to buy)	$43.3500	2010-05-09	Common Stock (880)	880	Indirect
Incentive Stock Option (right to buy)	$45.8500	2007-05-13	Common Stock (880)	880	Indirect
Incentive Stock Option (right to buy)	$46.6750	2008-05-12	Common Stock (880)	880	Indirect
Incentive Stock Option (right to buy)	$47.5000	2009-05-10	Common Stock (880)	880	Indirect
Incentive Stock Option (right to buy)	$58.6250	2011-05-08	Common Stock (880)	880	Indirect
Non-Qualified Stock Option (right to buy)	$55.9750	2012-02-01	Common Stock (35301)	35301	Direct
Non-Qualified Stock Option (right to buy)	$61.8500	2013-05-12	Common Stock (44000)	44000	Direct
Non-Qualified Stock Option (right to buy)	$64.5000	2012-05-14	Common Stock (40000)	40000	Direct
Non-Qualified Stock Option (right to buy)	$80.9500	2011-05-06	Common Stock (7289)	7289	Direct
Non-Qualified Stock Option (right to buy)	$84.4000	2014-05-09	Common Stock (64873)	64873	Direct
Non-Qualified Stock Option (right to buy)	$61.8500	2013-05-12	Common Stock (926)	926	Indirect
Non-Qualified Stock Option (right to buy)	$64.5000	2012-05-14	Common Stock (740)	740	Indirect
Non-Qualified Stock Option (right to buy)	$84.4000	2004-05-19	Common Stock (966)	966	Indirect

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.