3M CO — Director's Dealing 2024

May 6, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2024-05-03

Reporting Person: Brown William M (Chief Executive Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-05-03	Restricted Stock Units	$	A	25734	Acquired		Common Stock (25734)	Direct
2024-05-03	Non-qualified Stock Option (Right to Buy)	$97.15	A	211096	Acquired	2034-05-02	Common Stock (211096)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of 3M common stock.

F2: The restricted stock units vest in three equal annual installments beginning on May 3, 2025.

F3: 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.