3M CO — Director's Dealing 2006

Feb 7, 2006

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2005-12-31

Reporting Person: BRENNAN EDWARD A (Director)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	252	Direct
Common Stock	38375	Indirect

Footnotes

F1: The indirectly-held common stock holding (by Corporation) reported in Table I includes deferred dividend reinvestment shares
acquired pursuant to 3M's Director Compensation Plan.