Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Ashish Khandpur K
 2. Date of Event Requiring Statement (Month/Day/Year)
07/14/2014		 3. Issuer Name and Ticker or Trading Symbol
3M CO [MMM]
(Last)
(First)
(Middle)
3M CENTER		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr. VP, Chief Tech. Officer
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

ST. PAUL, MN 55144-1000		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 626
D
 
Common Stock 746
I
by Spouse
Common Stock 706
I
Spouse 401k/paesop

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units   (1)   (1) Common Stock 2,648 $ (2) D  
Restricted Stock Units   (3)   (3) Common Stock 93 $ (2) I by Spouse
Restricted Stock Units   (4)   (4) Common Stock 85 $ (2) I by Spouse
Non-qualified Stock Option (Right to Buy) 05/09/2007 05/09/2016 Common Stock 1,774 $ 87.35 D  
Non-qualified Stock Option (Right to Buy) 05/08/2008 05/08/2017 Common Stock 800 $ 84.78 D  
Non-qualified Stock Option (Right to Buy) 05/13/2009 05/13/2018 Common Stock 948 $ 77.18 D  
Non-qualified Stock Option (Right to Buy) 02/09/2010 02/08/2019 Common Stock 4,004 $ 54.11 D  
Non-qualified Stock Option (Right to Buy) 02/09/2011 02/07/2020 Common Stock 3,362 $ 78.72 D  
Non-qualified Stock Option (Right to Buy) 02/08/2012 02/08/2021 Common Stock 3,605 $ 89.47 D  
Non-qualified Stock Option (Right to Buy) (5) 02/07/2013 02/07/2022 Common Stock 5,760 $ 87.89 D  
Non-qualified Stock Option (Right to Buy) (6) 02/05/2014 02/03/2023 Common Stock 6,505 $ 101.49 D  
Non-qualified Stock Option (Right to Buy) (7) 02/04/2015 02/02/2024 Common Stock 7,838 $ 126.72 D  
Non-qualified Stock Option (Right to Buy) (6) 02/05/2014 02/03/2023 Common Stock 465 $ 101.49 I by Spouse
Non-qualified Stock Option (Right to Buy) (7) 02/04/2015 02/02/2024 Common Stock 468 $ 126.72 I by Spouse

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Ashish Khandpur K
3M CENTER
ST. PAUL, MN 55144-1000		       Sr. VP, Chief Tech. Officer  

Signatures

/s/ George Ann Biros, attorney-in-fact for Ashish K. Khundur 07/24/2014
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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).
(1) The restricted stock units will vest in equal installments on 6/3/2016 and 6/3/2018.
(2) Each restricted stock unit represents a contingent right to receive one share of 3M common stock.
(3) The restricted stock units will vest on 2/5/2016.
(4) The restricted stock units will vest on 2/4/2017.
(5) This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/7/2012).
(6) This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/5/2013).
(7) This option becomes exercisable in equal installments on each of the first three anniversaries of the grant date (2/4/2014).

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