3M CO — Director's Dealing 2015

Oct 28, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2015-10-27

Reporting Person: THULIN INGE G (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-10-27	Common Stock	M	52000	$87.35	Acquired	152905	Direct
2015-10-27	Common Stock	S	200	$155.74	Disposed	152705	Direct
2015-10-27	Common Stock	S	100	$155.75	Disposed	152605	Direct
2015-10-27	Common Stock	S	400	$155.795	Disposed	152205	Direct
2015-10-27	Common Stock	S	200	$155.82	Disposed	152005	Direct
2015-10-27	Common Stock	S	100	$155.83	Disposed	151905	Direct
2015-10-27	Common Stock	S	100	$155.84	Disposed	151805	Direct
2015-10-27	Common Stock	S	49600	$155.85	Disposed	102205	Direct
2015-10-27	Common Stock	S	200	$155.86	Disposed	102005	Direct
2015-10-27	Common Stock	S	300	$155.87	Disposed	101705	Direct
2015-10-27	Common Stock	S	100	$155.93	Disposed	101605	Direct
2015-10-27	Common Stock	S	400	$155.95	Disposed	101205	Direct
2015-10-27	Common Stock	S	300	$155.99	Disposed	100905	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-10-27	Non-qualified Stock Option (Right to Buy)	$87.35	M	52000	Disposed	2016-05-09	Common Stock (52000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1495	Indirect

Footnotes

F1: Includes shares acquired under 3M's General Employee Stock Purchase Plan.

F2: Includes dividend share equivalents, accrued quarterly, pursuant to 3M's Deferred Compensation Plan.

F3: Includes shares acquired pursuant to the 3M Voluntary Investment Plan.