3M CO — Director's Dealing 2018

Jun 5, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2018-06-01

Reporting Person: McGrath Marlene Mary (Senior VP - Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-06-01	Common Stock	M	3523	$199.59	Acquired	27686.5406	Direct
2018-06-01	Common Stock	F	1607	$199.59	Disposed	26079.5406	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-06-01	Restricted Stock Units	$	M	3523	Disposed		Common Stock (3523)	Direct

Footnotes

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

F2: The restricted stock units will vest in equal installments on 6/3/2016 and 6/3/2018.