3M CO — Director's Dealing 2015

Feb 5, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2015-02-03

Reporting Person: Delgado Joaquin (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-02-03	Common Stock	A	7759.117	—	Acquired	17447.117	Direct
2015-02-03	Common Stock	F	2879	$165.94	Disposed	14568.117	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-02-03	Non-qualified Stock Option (Right to Buy)	$165.94	A	48489	Acquired	2025-02-03	Common Stock (48489)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1048	Indirect

Footnotes

F1: This transaction reflects the imminent delivery of 7759.117 shares of 3M Common Stock earned as the result of the vesting of the 2012 performance shares awarded to the reporting person under the 3M Long-Term Incentive Plan. The number of shares withheld for taxes are estimated and will be revised by amendment, if necessary.

F2: Includes shares acquired pursuant to the 3M Voluntary Investment Plan.

F3: This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/3/2015).