John P. Banovetz - 10 Aug 2021 Form 4 Insider Report for 3M CO (MMM)

Role: Executive Vice President
Signature: /s/ Patricia L. Meagher, attorney-in-fact for John Banovetz
Issuer symbol: MMM
Transactions as of: 10 Aug 2021
Net transactions value: -$356,086
Form type: 4
Filing time: 11 Aug 2021, 10:05:40 UTC
Next filing: 22 Feb 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	$284,412	+3,236	+31%	$87.89	13,749	10 Aug 2021	Direct
transaction	MMM	Common Stock	Sale	$640,498	-3,236	-24%	$197.93	10,513	10 Aug 2021	Direct	F1, F2

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	-3,236	-100%	$0.000000^*	0	10 Aug 2021	Common Stock	3,236	$87.89	Direct

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

Explanation of Responses:

Id	Content
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.