3M CO — Director's Dealing 2010

Mar 30, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2010-03-29

Reporting Person: Kelly Michael A (EXEC VP DISPLAY & GRAPHICS)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-03-29	Restricted Stock Units	$	A	552	Acquired		Common Stock (552)	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% on the first business day of the third calendar year following the year of the grant; vest date is 01/02/2013.