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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Molson Eric Herbert
  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)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O MOLSON COORS BREWING COMPANY, 1225 17TH STREET, SUITE 3200
3. Date of Earliest Transaction (Month/Day/Year)
05/18/2006
(Street)

DENVER, CO 80202
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 05/18/2006   A   1,500 A $ 0 (1) 3,000 D  
Class B Common Stock               234 I by Pentland Securities (1981) Inc. (2)
Class A Common Stock               126 I by Pentland Securities (1981) Inc. (2)

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
Class A Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class A Common Stock 928,612   928,612 I by Pentland Securities (1981) Inc. (2)
Class A Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class A Common Stock 333,529   333,529 I by 4280661 Canada Inc (6)
Class B Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class B Common Stock 1,724,566   1,724,566 I by Pentland Securities (1981) Inc. (2)
Class B Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class B Common Stock 619,411   619,411 I by 4280661 Canada Inc. (6)
Class B Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class B Common Stock 35,640   35,640 I by Lincolnshire Holdings Limited (7)
Class B Exchangeable Shares of Molson Coors Canada Inc. (3)               (4)   (5) Class B Common Stock 45,194   45,194 I by 4198832 Canada Inc. (8) (9) (10)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Molson Eric Herbert
C/O MOLSON COORS BREWING COMPANY
1225 17TH STREET, SUITE 3200
DENVER, CO 80202
  X   X    

Signatures

 Laura L. McGee as agent for Eric H. Molson   05/19/2006
**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) Mr. Molson received a grant of restricted stock as director compensation. The shares vest in full on the third anniversary of the grant date.
(2) These shares are owned by Pentland Securities (1981) Inc., which is owned in part by Lincolnshire Holdings Limited which is wholly owned by Mr. Molson. Mr. Molson disclaims benefical ownership of these shares.
(3) The shares are exchangeable on a 1-for-1 basis for shares of the corresponding class of Molson Coors Brewing Company common stock.
(4) These shares are exchangeable at any time.
(5) There is no expiration date.
(6) These shares are owned by 4280661 Canada Inc., a wholly owned subsidiary of Pentland Securities (1981) Inc. Mr. Molson disclaims beneficial ownership of these shares.
(7) These shares are owned by Lincolnshire Holdings Limited, which is wholly owned by by Mr. Molson.
(8) These shares are owned by 4198832 Canada Inc., a wholly owned subsidiary of Lincolnshire Holdings Limited.
(9) Effective January 1, 2006, Mr. Molson resigned as a Trustee of the Thomas Henry Pentland Molson Trust 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 Holdings Ltd and BAX Investments Ltd, respectively.
(10) Effective January 1, 2006, Mr. Molson resigned as a Trustee of the Thomas Henry Pentland Molson Trust 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.

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.