3M CO — Director's Dealing 2020

May 5, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2020-05-04

Reporting Person: Ashish Khandpur K (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-05-04	Common Stock	M	3605	$89.47	Acquired	19193.194	Direct
2020-05-04	Common Stock	S	3605	$146.8514	Disposed	15588.194	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-05-04	Non-qualified Stock Option (Right to Buy)	$89.47	M	3605	Disposed	2021-02-08	Common Stock (3605)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	752	Indirect
Common Stock	822	Indirect

Footnotes

F1: Includes shares acquired under 3M's General Employee Stock Purchase Plan.