3M CO — Director's Dealing 2018

Feb 2, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2018-02-01

Reporting Person: Gangestad Nicholas C (Sr. VP & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-01	Common Stock	M	1681	$78.72	Acquired	23561.7373	Direct
2018-02-01	Common Stock	S	1681	$249.7596	Disposed	21880.7373	Direct
2018-02-01	Common Stock	G	1500	—	Disposed	20380.7373	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-02-01	Non-qualified Stock Option (Right to Buy)	$78.72	M	1681	Disposed	2020-02-07	Common Stock (1681)	Direct

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: This option became exercisable in equal installments on each of the first three anniversaries of the grant date (2/9/2010).