3M CO — Director's Dealing 2017

Feb 15, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2017-02-14

Reporting Person: Vale Michael G. (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-14	Common Stock	S	200	$181.66	Disposed	25095	Direct
2017-02-14	Common Stock	S	1600	$181.6646	Disposed	23495	Direct
2017-02-14	Common Stock	S	200	$181.665	Disposed	23295	Direct
2017-02-14	Common Stock	M	8440	$77.18	Acquired	31735	Direct
2017-02-14	Common Stock	S	100	$181.7001	Disposed	31635	Direct
2017-02-14	Common Stock	S	8240	$181.7092	Disposed	23395	Direct
2017-02-14	Common Stock	S	100	$181.71	Disposed	23295	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-14	Non-qualified Stock Option (Right to Buy)	$77.18	M	8440	Disposed	2018-05-13	Common Stock (8440)	Direct