3M CO — Director's Dealing 2018

Feb 8, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2018-02-06

Reporting Person: Shin Hak Cheol (Vice Chair & Exec Vice Pres)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-06	Common Stock	A	5943.829	—	Acquired	67277.1117	Direct
2018-02-06	Common Stock	F	2720	—	Disposed	64557.1117	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-02-06	Non-qualified Stock Option (Right to Buy)	$233.63	A	47546	Acquired	2028-02-04	Common Stock (47546)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1499	Indirect

Footnotes

F1: Represents shares of 3M common stock that will be delivered imminently pursuant to the terms of a performance share award made to the reporting person on March 2, 2015. The performance-based vesting requirements applicable to such award were satisfied on the date reported in Column 2 above, which represents the date on which the level of performance attained was certified. The number of shares withheld for taxes are estimated and will be revised by amendment, if necessary.

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

F3: Includes shares acquired pursuant to the 3M Voluntary Investment Plan.

F4: This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/6/2018).