3M CO — Director's Dealing 2010

Sep 2, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2010-09-01

Reporting Person: Meline David W (VP CORP CNTRLR & CF ACCTG OFCR)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-09-01	Restricted Stock Units	$	A	6173	Acquired		Common Stock (6173)	Direct

Footnotes

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

F2: The restricted stock units will vest 100% three years from the grant date (9/1/10)