3M CO — Director's Dealing 2003

Aug 8, 2003

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2003-08-07

Reporting Person: BORSETH J MARK (TREASURER)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-08-07	Common Stock	M	820	$86.7	Acquired	1501	Direct
2003-08-07	Common Stock	F	513	$138.4	Disposed	988	Direct
2003-08-07	Common Stock	F	100	$138.4	Disposed	888	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2003-08-07	Non-Qualified Stock Option (right to buy)	$86.7	M	820	Disposed	2010-05-09	Common Stock (820)	Direct
2003-08-07	Non-Qualified Stock Option (right to buy)	$138.4	A	613	Acquired	2010-05-07	Common Stock (613)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	704	Indirect