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: 2012-02-10

Reporting Person: BUCKLEY GEORGE W (Director, CHAIRMAN OF THE BOARD & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-10	Common Stock	S	300	$87.1075	Disposed	196303	Direct
2012-02-10	Common Stock	S	200	$87.109	Disposed	196103	Direct
2012-02-10	Common Stock	S	2561	$87.11	Disposed	193542	Direct
2012-02-10	Common Stock	S	200	$87.115	Disposed	193342	Direct
2012-02-10	Common Stock	S	1193	$87.12	Disposed	192149	Direct
2012-02-10	Common Stock	S	1052	$87.13	Disposed	191097	Direct
2012-02-10	Common Stock	S	100	$87.1302	Disposed	190997	Direct
2012-02-10	Common Stock	S	100	$87.1318	Disposed	190897	Direct
2012-02-10	Common Stock	S	520	$87.135	Disposed	190377	Direct
2012-02-10	Common Stock	S	300	$87.14	Disposed	190077	Direct