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: Shin Hak Cheol (Vice Chair & Exec Vice Pres)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-01	Common Stock	M	58772	$54.11	Acquired	120105.2827	Direct
2018-02-01	Common Stock	S	300	$246.955	Disposed	119805.2827	Direct
2018-02-01	Common Stock	S	400	$246.98	Disposed	119405.2827	Direct
2018-02-01	Common Stock	S	700	$247.00	Disposed	118705.2827	Direct
2018-02-01	Common Stock	S	100	$247.02	Disposed	118605.2827	Direct
2018-02-01	Common Stock	S	300	$247.08	Disposed	118305.2827	Direct
2018-02-01	Common Stock	S	100	$247.12	Disposed	118205.2827	Direct
2018-02-01	Common Stock	S	1100	$247.13	Disposed	117105.2827	Direct
2018-02-01	Common Stock	S	400	$247.15	Disposed	116705.2827	Direct
2018-02-01	Common Stock	S	100	$247.17	Disposed	116605.2827	Direct
2018-02-01	Common Stock	S	100	$247.18	Disposed	116505.2827	Direct
2018-02-01	Common Stock	S	300	$247.185	Disposed	116205.2827	Direct
2018-02-01	Common Stock	S	100	$247.19	Disposed	116105.2827	Direct
2018-02-01	Common Stock	S	100	$247.20	Disposed	116005.2827	Direct
2018-02-01	Common Stock	S	193	$247.23	Disposed	115812.2827	Direct
2018-02-01	Common Stock	S	600	$247.24	Disposed	115212.2827	Direct
2018-02-01	Common Stock	S	100	$247.25	Disposed	115112.2827	Direct
2018-02-01	Common Stock	S	100	$247.26	Disposed	115012.2827	Direct
2018-02-01	Common Stock	S	500	$247.27	Disposed	114512.2827	Direct
2018-02-01	Common Stock	S	100	$247.28	Disposed	114412.2827	Direct
2018-02-01	Common Stock	S	700	$247.29	Disposed	113712.2827	Direct
2018-02-01	Common Stock	S	400	$247.30	Disposed	113312.2827	Direct
2018-02-01	Common Stock	S	200	$247.32	Disposed	113112.2827	Direct
2018-02-01	Common Stock	S	100	$247.33	Disposed	113012.2827	Direct
2018-02-01	Common Stock	S	200	$247.35	Disposed	112812.2827	Direct
2018-02-01	Common Stock	S	500	$247.36	Disposed	112312.2827	Direct
2018-02-01	Common Stock	S	112	$247.375	Disposed	112200.2827	Direct
2018-02-01	Common Stock	S	180	$247.38	Disposed	112020.2827	Direct
2018-02-01	Common Stock	S	300	$247.39	Disposed	111720.2827	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1499	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.