3M CO — Director's Dealing 2018

Feb 1, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2018-01-31

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-01-31	Common Stock	S	10	$252.28	Disposed	194322.9578	Direct
2018-01-31	Common Stock	S	11	$252.29	Disposed	194311.9578	Direct
2018-01-31	Common Stock	S	3	$252.33	Disposed	194308.9578	Direct
2018-01-31	Common Stock	S	20	$252.34	Disposed	194288.9578	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-01-31	Non-qualified Stock Option (Right to Buy)	$54.11	M	59584	Disposed	2019-02-08	Common Stock (59584)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1576	Indirect

Footnotes

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

F2: Includes shares acquired pursuant to the 3M Voluntary Investment Plan.