Ownership Submission
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 *
Molson Stephen Thomas
  2. Issuer Name and Ticker or Trading Symbol
MOLSON COORS BREWING CO [TAP.A; TAP]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
411 CLARKE AVENUE
3. Date of Earliest Transaction (Month/Day/Year)
01/10/2006
(Street)

WESTMOUNT, A8 H3Y 3C3
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
Class B Common Stock 01/10/2006   X   1,080 A $ 31.2619 1,080 D  
Class B Common Stock 01/10/2006   X   1,080 A $ 51.9621 2,160 D  
Class B Common Stock 01/10/2006   S   800 D $ 68.34 1,360 D  
Class B Common Stock 01/10/2006   S   1,080 D $ 68.35 280 D  
Class B Common Stock 01/10/2006   S   280 D $ 68.37 0 D  
Class B Common Stock 02/13/2007   X   11,520 A $ 29.3143 11,520 D  
Class B Common Stock 02/13/2007   S   11,520 D $ 86.2 0 D  
Class B Common Stock               234 I By Pentland Securities (1981) Inc. (1)

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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
Stock Options (right to buy) $ 32.2619 01/10/2006   X     1,080   (3) 02/09/2006 Class B Common Stock 1,080 $ 0 0 D  
Stock Options (right to buy) $ 51.9621 01/10/2006   X     1,080   (3) 02/09/2006 Class B Common Stock 1,080 $ 0 0 D  
Stock Options (right to buy) $ 29.3143 02/13/2007   X     11,520   (3) 11/19/2007 Class B Common Stock 11,520 $ 0 0 D  
Class A Common Stock (2)               (3)   (4) Class B Common Stock 126   126 I By U.S. Voting Trust (6)
Class A exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class A Common Stock (10) 928,612   928,612 I By Canadian Voting Trust (6)
Class A exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class A Common Stock (10) 333,529   333,529 I By Canadian Voting Trust (7)
Class B exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class B Common Stock 1,724,566   1,724,566 I By Pentland Securities (1981) Inc. (1)
Class A exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class A Common Stock (10) 37   37 I By wife
Class B exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class B Common Stock 70   70 I By wife
Class B exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class B Common Stock 619,411   619,411 I By 4280661 Canada Inc. (8)
Class B exchangeable shares of Molson Coors Canada Inc. (2)               (3)   (5) Class B Common Stock 1,296   1,296 I By Nooya Investments Limited (9)
Stock Options (right to buy) $ 29.8039               (3) 06/30/2008 Class B Common Stock 1,080   1,080 D  
Stock Options (right to buy) $ 30.1823               (3) 06/29/2009 Class B Common Stock 1,080   1,080 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Molson Stephen Thomas
411 CLARKE AVENUE
WESTMOUNT, A8 H3Y 3C3
    X    

Signatures

 /s/ Stephen T. Molson   03/15/2007
**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) These shares are owned directly by Pentland Securities (1981) Inc. ("Pentland") which is owned by Nooya Investments Limited ("Nooya") and another shareholder. Nooya is wholly owned by Stephen T. Molson. Stephen T. Molson disclaims beneficial ownership of these shares except to the extent of his beneficial interest therein.
(2) Convertible on a 1-for-1 basis.
(3) These securities became exercisable or exchangeable as applicable on 2/09/05.
(4) No expiration date.
(5) No expiration date, but redeemable by a subsidiary of Molson Coors Brewing Company at any time after February 9, 2045 for the corresponding class of Molson Coors Common Stock or, for non-affiliates only, the equivalent value in cash.
(6) These shares are owned indirectly through the respective Voting Trust(s) by Pentland. Stephen T. Molson disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
(7) These shares are owned indirectly through the Canadian Voting Trust by 4280661 Canada, Inc., a wholly owned subsidiary of Pentland. Stephen T. Molson disclaims beneficial ownership of these shares except to the extent of his pecuniary interest thereon.
(8) These shares are owned directly by 4280661 Canada, Inc. Stephen T. Molson disclaims beneficial ownership of these shares except to the extent of his pecuniary interest thereon.
(9) These shares are owned directly by Nooya.
(10) Convertible on a 1-for-1 basis into shares of Class B Common Stock.
 
Remarks:
Effective January 1, 2006, Mr. Molson resigned as a Trustee of the Thomas Henry Pentland Molson Trust and as  an officer and
 director of BAX Investments Ltd. ("BAX") and DJS Holdings Ltd. ("DJS") and thus no longer has a reportable beneficial
 interest in 7,720 and 6,964 shares of Class A Exchangeable Shares of Molson Coors Canada Inc., which were formerly reported
 as owned indirectly by DJS and BAX, respectively.  Effective January 1, 2006, Mr. Molson resigned as a Trustee of the Thomas
 Henry Pentland Molson Trust and as an officer of 6339522 Canada Inc. and 6339549 Canada Inc. and thus no longer has a
 reportable beneficial interest in 143,698 and 145,092 shares of Class B Exchangeable Shares of Molson Coors Canada Inc.,
 which were formerly reported as owned indirectly by 6339522 Canada Inc. and 6339549 Canada Inc., respectively.

On February 9, 2006, options for 1,224 shares of Class B Common Stock with exercise price of $75.2777 and options for 1,224
 shares of Class B Common Stock with an exercise price of $82.2688, held by Mr. Molson expired unexercised.

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