3M CO — Director's Dealing 2024

Jul 1, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2024-06-28

Reporting Person: Reinseth Theresa E (Senior Vice President/CAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-06-28	Common Stock	M	5749	$102.19	Acquired	8224.3344	Direct
2024-06-28	Common Stock	F	1760	$102.19	Disposed	6464.3344	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-06-28	Restricted Stock Units	$	M	5749	Disposed		Common Stock (5749)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	553	Indirect

Footnotes

F1: Includes shares acquired pursuant to 3M's Dividend Reinvestment Plan.

F2: Each restricted stock unit represents a contingent right to receive one share of 3M common stock.

F3: The restricted stock units vest on June 30, 2024.