3M CO — Director's Dealing 2021

Feb 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2021-02-01

Reporting Person: Hammes Eric D. (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-01	Common Stock	A	2399.144	—	Acquired	7209.2302	Direct
2021-02-01	Common Stock	F	587.067	—	Disposed	6622.1632	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-02	Restricted Stock Units	$	A	2973	Acquired		Common Stock (2973)	Direct
2021-02-02	Non-qualified Stock Option (Right to Buy)	$175.02	A	20543	Acquired	2031-02-01	Common Stock (20543)	Direct

Footnotes

F1: Represents shares of 3M common stock that will be delivered pursuant to the terms of performance share awards made to the reporting person on March 1, 2018. The performance-based vesting requirements applicable to such awards were satisfied on the date reported in Column 2 above, which represents the date on which the level of performance attained was certified. The reporting person previously elected to defer receipt of fifty percent of the shares and will not have voting or investment powers with respect to such shares until they are issued.

F2: Includes shares acquired under 3M's General Employee Stock Purchase Plan.

F3: Includes dividend share equivalents, accrued quarterly, pursuant to 3M's Deferred Compensation Plan.

F4: The number of shares withheld for taxes was estimated and will be revised by amendment if necessary.

F5: Each restricted stock unit represents a contingent right to receive one share of 3M common stock.

F6: The restricted stock units vest 100% three years from the grant date of February 2, 2021.

F7: The stock option will vest and become exercisable in a series of three equal installments on each of the first, second and third anniversary of the grant date.