3M CO — Director's Dealing 2009

Sep 2, 2009

SEC Form 4/A — Form 4/A

Issuer: 3M CO (MMM)
CIK: 0000066740
Period of Report: 2009-08-10

Reporting Person: BUCKLEY GEORGE W (Director, CHAIRMAN OF THE BOARD & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-08-10	Common Stock	A	5420	$70.12	Acquired	267684	Direct

Footnotes

F1: On August 12, 2009, the reporting person reported a grant of an estimated number of restricted stock units with the final number to be determined upon the grant's effective date. The actual number of units was determined on the effective date of the grant (September 1, 2009). This amendment is being filed to update the Form 4 with the actual number of restricted stock units and the value of those units.