3M CO — Director's Dealing 2012

Feb 13, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2012-02-09

Reporting Person: Gangestad Nicholas C (VP CORP CNTRLR & CF ACCTG OFC)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-09	Common Stock	M	1001	$88.02	Acquired	2718	Direct
2012-02-09	Common Stock	F	342	$88.02	Disposed	2376	Direct
2012-02-09	Common Stock	M	607	$88.02	Acquired	2983	Direct
2012-02-09	Common Stock	F	224	$88.02	Disposed	2759	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-09	Restricted Stock Units	$	M	1001	Disposed		Common Stock (1001)	Direct
2012-02-09	Restricted Stock Units	$	M	607	Disposed		Common Stock (607)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of 3M common stock.

F2: Includes shares acquired under 3M's General Employee Stock Purchase Plan.

F3: The restricted stock units will vest on 2/9/2012.

F4: The restricted stock units will vest on 2/9/2012.