SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
SAUER BRAD T
(Last) (First) (Middle)
3M CENTER
(Street)
ST. PAUL MN 55144-1000
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
3M CO [ MMM ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Executive Vice President
3. Date of Earliest Transaction (Month/Day/Year)
07/30/2013
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 07/30/2013 S 100 D $116.88 29,761 D
Common Stock 07/30/2013 S 700 D $116.885 29,061 D
Common Stock 07/30/2013 S 616 D $116.89 28,445 D
Common Stock 07/30/2013 S 1,000 D $116.895 27,445 D
Common Stock 07/30/2013 S 100 D $116.9 27,345 D
Common Stock 07/30/2013 S 500 D $116.901 26,845 D
Common Stock 07/30/2013 S 400 D $116.905 26,445 D
Common Stock 07/30/2013 S 300 D $116.915 26,145 D
Common Stock 07/30/2013 S 500 D $116.925 25,645 D
Common Stock 07/30/2013 S 900 D $116.929 24,745 D
Common Stock 07/30/2013 S 400 D $116.93 24,345 D
Common Stock 07/30/2013 S 200 D $116.935 24,145 D
Common Stock 07/30/2013 S 3,122 D $117 21,023 D
Common Stock 1,522(1) I By 401k/paesop Trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Non-qualified Stock Option (Right to Buy) $76.8 07/30/2013 M 63,122 05/10/2006 05/10/2015 Common Stock 63,122 $0 0 D
Explanation of Responses:
1. Includes shares acquired during the fiscal year pursuant to the 3M Voluntary Investment Plan.
George Ann Biros, attorney-in-fact for Brad T. Sauer 07/31/2013
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.