3M CO — Director's Dealing 2015

Nov 3, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2015-10-30

Reporting Person: Hammes Eric D. (VP, Corp Controller & CAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-10-30	Common Stock	M	606	$87.35	Acquired	1679	Direct
2015-10-30	Common Stock	S	606	$157.6692	Disposed	1073	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-10-30	Non-qualified Stock Option (Right to Buy)	$87.35	M	606	Disposed	2016-05-09	Common Stock (606)	Direct