3M CO — Director's Dealing 2018

Feb 1, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2018-01-31

Reporting Person: THULIN INGE G (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-01-31	Common Stock	M	59584	$54.11	Acquired	253872.9578	Direct
2018-01-31	Common Stock	S	23375	$251.07	Disposed	230497.9578	Direct
2018-01-31	Common Stock	S	6	$251.08	Disposed	230491.9578	Direct
2018-01-31	Common Stock	S	10	$251.10	Disposed	230481.9578	Direct
2018-01-31	Common Stock	S	100	$251.11	Disposed	230381.9578	Direct
2018-01-31	Common Stock	S	527	$251.13	Disposed	229854.9578	Direct
2018-01-31	Common Stock	S	900	$251.14	Disposed	228954.9578	Direct
2018-01-31	Common Stock	S	2088	$251.19	Disposed	226866.9578	Direct
2018-01-31	Common Stock	S	1529	$251.20	Disposed	225337.9578	Direct
2018-01-31	Common Stock	S	1140	$251.21	Disposed	224197.9578	Direct
2018-01-31	Common Stock	S	700	$251.235	Disposed	223497.9578	Direct
2018-01-31	Common Stock	S	1216	$251.26	Disposed	222271.9578	Direct
2018-01-31	Common Stock	S	10	$251.25	Disposed	223487.9578	Direct
2018-01-31	Common Stock	S	100	$251.27	Disposed	222171.9578	Direct
2018-01-31	Common Stock	S	103	$251.30	Disposed	222068.9578	Direct
2018-01-31	Common Stock	S	200	$251.34	Disposed	221868.9578	Direct
2018-01-31	Common Stock	S	100	$251.38	Disposed	221768.9578	Direct
2018-01-31	Common Stock	S	300	$251.43	Disposed	221368.9578	Direct
2018-01-31	Common Stock	S	100	$251.39	Disposed	221668.9578	Direct
2018-01-31	Common Stock	S	285	$251.50	Disposed	221083.9578	Direct
2018-01-31	Common Stock	S	300	$251.51	Disposed	220783.9578	Direct
2018-01-31	Common Stock	S	301	$251.52	Disposed	220482.9578	Direct
2018-01-31	Common Stock	S	175	$251.53	Disposed	220307.9578	Direct
2018-01-31	Common Stock	S	411	$251.54	Disposed	219896.9578	Direct
2018-01-31	Common Stock	S	100	$251.55	Disposed	219796.9578	Direct
2018-01-31	Common Stock	S	160	$251.56	Disposed	219636.9578	Direct
2018-01-31	Common Stock	S	100	$251.57	Disposed	219536.9578	Direct
2018-01-31	Common Stock	S	700	$251.58	Disposed	218836.9578	Direct
2018-01-31	Common Stock	S	200	$251.59	Disposed	218636.9578	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1576	Indirect