3M CO — Director's Dealing 2006

Aug 8, 2006

SEC Form 4/A — Form 4/A

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2006-05-05

Reporting Person: YEOMANS JAN L (VICE PRESIDENT AND TREASURER)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-05-05	Common Stock	M	28000	$61.85	Acquired	90095	Direct
2006-05-05	Common Stock	F	19924	$86.92	Disposed	70171	Direct
2006-05-05	Common Stock	F	3413	$86.92	Disposed	66758	Direct
2006-05-05	Common Stock	M	9962	$62.85	Acquired	76720	Direct
2006-05-05	Common Stock	F	7203	$86.92	Disposed	69517	Direct
2006-05-05	Common Stock	F	1177	$86.92	Disposed	68340	Direct
2006-05-05	Common Stock	M	15000	$62.85	Acquired	83340	Direct
2006-05-05	Common Stock	F	10846	$86.92	Disposed	72494	Direct
2006-05-05	Common Stock	F	1773	$86.92	Disposed	70721	Direct
2006-05-05	Common Stock	M	3622	$64.5	Acquired	74343	Direct
2006-05-05	Common Stock	F	2687	$86.92	Disposed	71656	Direct
2006-05-05	Common Stock	F	398	$86.92	Disposed	71258	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-05-05	Non-Qualified Stock Option (right to buy)	$61.85	M	28000	Disposed	2013-05-12	Common Stock (28000)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$62.85	M	9962	Disposed	2009-05-08	Common Stock (9962)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$62.85	M	15000	Disposed	2010-05-07	Common Stock (15000)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$64.5	M	3622	Disposed	2012-05-14	Common Stock (3622)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$86.95	A	8380	Acquired	2009-05-11	Common Stock (8380)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$86.95	A	12619	Acquired	2010-05-07	Common Stock (12619)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$86.95	A	3085	Acquired	2012-05-14	Common Stock (3085)	Direct
2006-05-05	Non-Qualified Stock Option (right to buy)	$86.95	A	23337	Acquired	2013-05-13	Common Stock (23337)	Direct