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: Fong Ivan K (Sr. VP, Legal & Gen. Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-02-03	Common Stock	A	5519.225	—	Acquired	7390.225	Direct
2015-02-03	Common Stock	F	1870	$165.94	Disposed	5520.225	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	37514	Acquired	2025-02-03	Common Stock (37514)	Direct

Footnotes

F1: This transaction reflects the imminent delivery of 5519.225 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: This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/3/2015).