3M CO — Director's Dealing 2009

Nov 18, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2009-11-16

Reporting Person: PALENSKY FRED J (EXEC VP R&D & CHF TECH OFF)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-11-16	Common Stock	S	4010	$78.0242	Disposed	58363	Direct
2009-11-16	Common Stock	M	2306	$43.35	Acquired	60669	Direct
2009-11-16	Common Stock	M	1704	$58.625	Acquired	62373	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2009-11-16	Incentive Stock Option (Right to Buy)	$43.35	M	2306	Disposed	2010-05-09	Common Stock (2306)	Direct
2009-11-16	Incentive Stock Option (Right to Buy)	$58.63	M	1704	Disposed	2011-05-08	Common Stock (1704)	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.