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 *
NAHMAD ALBERT H
  2. Issuer Name and Ticker or Trading Symbol
WATSCO INC [WSO; WSOB]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chairman and CEO
(Last)
(First)
(Middle)
2665 SOUTH BAYSHORE DRIVE, SUITE 901
3. Date of Earliest Transaction (Month/Day/Year)
03/03/2008
(Street)

COCONUT GROVE, FL 33133
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               766,886 I See footnote (1)
Common Stock               901 I See footnote (2)
Class B Common Stock               1,259,811 D (3)  
Class B Common Stock 03/03/2008   F   230,420 D $ 38.01 311,108 D  
Common Stock 03/03/2008   F   10,741 D $ 38.16 0 D  
Class B Common Stock               700,000 I See footnote (8)
Class B Common Stock 03/03/2008   M   375,000 A $ 16.67 375,000 D  

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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 Option (right to buy) $ 16.67 03/03/2008   M     375,000   (4) 04/09/2008 Class B Common Stock 375,000 $ 16.67 0 D  
Stock Option (right to buy) $ 13.875               (5) 02/19/2009 Class B Common Stock 200,000   200,000 D  
Stock Option (right to buy) $ 8.94               (6) 03/15/2010 Class B Common Stock 200,000   200,000 D  
Stock Option (right to buy) $ 11.3               (7) 09/24/2011 Class B Common Stock 100,000   100,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
NAHMAD ALBERT H
2665 SOUTH BAYSHORE DRIVE
SUITE 901
COCONUT GROVE, FL 33133
      Chairman and CEO  

Signatures

 /s/ Albert H. Nahmad   03/04/2008
**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) Reflects shares owned by Alna Capital Associates, a limited partnership, of which Mr. Nahmad is the sole general partner and accordingly, possesses all voting power for Alna's shares
(2) Ownership in Watsco, Inc. Profit Sharing Retirement Plan and Trust
(3) Award of stock pursuant to Watsco, Inc. Restricted Stock Agreements
(4) The options vested 33 1/3% on April 9, 1998, April 9, 1999 and April 9, 2000, respectively
(5) The options vested 33 1/3% on February 19, 1999, February 19, 2000 and February 19, 2001, respectively
(6) The options vested 33 1/3% on March 15, 2000, March 15, 2001 and March 15, 2002, respectively
(7) The options vested 33 1/3% on September 24, 2001, September 24, 2002 and September 24, 2003, respectively
(8) Reflects shares owned by various grantor retained annuity trusts, of which Mr. Nahmad is the sole trustee

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