Michael F. Roman - 03 May 2022 Form 4 Insider Report for 3M CO (MMM)

Role: Chairman and CEO, Director
Signature: /s/ Patricia L. Meagher, attorney-in-fact for Michael F. Roman
Issuer symbol: MMM
Transactions as of: 03 May 2022
Net transactions value: -$474,479
Form type: 4
Filing time: 04 May 2022, 10:49:35 UTC
Previous filing: 03 May 2022
Next filing: 01 Jul 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MMM	Common Stock	Options Exercise	$1,076,809	+10,610	+12%	$101.49	100,971	03 May 2022	Direct	F1
transaction	MMM	Common Stock	Sale	$1,551,288	-10,610	-11%	$146.21	90,361	03 May 2022	Direct	F1, F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MMM	Non-qualified Stock Option (Right to Buy)	Options Exercise	$0	-10,610	-100%	$0.000000^*	0	03 May 2022	Common Stock	10,610	$101.49	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on July 30, 2021.
F2	Includes dividend share equivalents, accrued quarterly, pursuant to 3M's Deferred Compensation Plan.
F3	Includes shares acquired under 3M's General Employee Stock Purchase Plan.