XSWX:MMM 3M Co Insider Activity 4 Filing - 3/5/2012

Effective Date 3/5/2012

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FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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 *
SAUER BRAD T
  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)
EXEC VP HEALTH CARE
(Last)
(First)
(Middle)
3M CENTER
3. Date of Earliest Transaction (Month/Day/Year)
03/05/2012
(Street)

ST. PAUL, MN 55144-1000
4. If Amendment, Date 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
(City)
(State)
(Zip)
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 03/05/2012   S   100(1) D $87.12 30,706 D  
Common Stock 03/05/2012   S   600(1) D $87.13 30,106 D  
Common Stock 03/05/2012   S   100(1) D $87.135 30,006 D  
Common Stock 03/05/2012   S   400(1) D $87.14 29,606 D  
Common Stock 03/05/2012   S   884(1) D $87.15 28,722 D  
Common Stock 03/05/2012   S   1,300(1) D $87.1528 27,422 D  
Common Stock 03/05/2012   S   100(1) D $87.1536 27,322 D  
Common Stock 03/05/2012   S   100(1) D $87.155 27,222 D  
Common Stock 03/05/2012   S   1,400(1) D $87.16 25,822 D  
Common Stock 03/05/2012   S   200(1) D $87.165 25,622 D  
Common Stock 03/05/2012   S   3,457(1) D $87.17 22,165 D  
Common Stock 03/05/2012   S   300(1) D $87.1725 21,865 D  
Common Stock 03/05/2012   S   200(1) D $87.175 21,665 D  
Common Stock 03/05/2012   S   1,150(1) D $87.18 20,515 D  
Common Stock 03/05/2012   S   200(1) D $87.1825 20,315 D  
Common Stock 03/05/2012   S   300(1) D $87.185 20,015 D  
Common Stock 03/05/2012   S   302(1) D $87.19 19,713 D  
Common Stock 03/05/2012   S   400(1) D $87.205 19,313 D  
Common Stock 03/05/2012   S   100(1) D $87.21 19,213 D  
Common Stock 03/05/2012   S   400(1) D $87.2125 18,813 D  
Common Stock 03/05/2012   S   400(1) D $87.25 18,413 D  
Common Stock 03/05/2012   S   200(1) D $87.275 18,213 D  
Common Stock 03/05/2012   S   80(1) D $87.3 18,133 D  
Common Stock 03/05/2012   S   200(1) D $87.3075 17,933 D  
Common Stock 03/05/2012   S   109(1) D $87.31 17,824 D  
Common Stock 03/05/2012   S   9(1) D $87.32 17,815 D  
Common Stock 03/05/2012   S   102(1) D $87.33 17,713 D  
Common Stock 03/05/2012   S   300(1) D $87.345 17,413 D  
Common Stock 03/05/2012   S   300(1) D $87.36 17,113 D  
Common Stock 03/05/2012   S   300(1) D $87.365 16,813 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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 control number. SEC 1474 (9-02)

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 Underlying Securities
(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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
SAUER BRAD T
3M CENTER
ST. PAUL, MN 55144-1000
      EXEC VP HEALTH CARE  

Signatures

 George Ann Biros, attorney-in-fact for Brad T. Sauer   03/06/2012
** Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Shares were sold pursuant to a Rule 10b5-1 trading plan dated February 15, 2012.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.

XSWX:MMM 3M Co Insider Activity 4 Filling

3M Co XSWX:MMM Stock - Get Insider Activity SEC Filing of 3M Co XSWX:MMM stocks, including company profile, shares outstanding, strategy, business segments, operations, officers, consolidated financial statements, financial notes and ownership information.

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XSWX:MMM 3M Co Insider Activity 4 Filing - 3/5/2012
Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol |  Title Star Rating |  Category |  Total Assets |  Top Holdings |  Top Sectors |  Symbol |  Name Title |  Date |  Author |  Collection |  Interest |  Popularity Topic |  Sector |  Key Indicators |  User Interest |  Market Cap |  Industry Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol / Ticker |  Title Star Rating |  Category |  Total Assets |  Symbol / Ticker |  Name Title |  Date |  Author |  Collection |  Popularity |  Interest Title |  Date |  Company |  Symbol |  Interest |  Popularity Topic |  Sector |  Key Indicators |  User Interest |  Market Cap |  Industry Title |  Date |  Company |  Symbol |  Interest |  Popularity

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