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 * RIDGE GARRY O   2. Issuer Name and Ticker or Trading Symbol WD 40 CO [WDFC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) President & CEO (Last) (First) (Middle) 1240 INDIA ST. #516 3. Date of Earliest Transaction (Month/Day/Year) 04/13/2007 (Street) SAN DIEGO, CA 92101 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 04/13/2007   M(1)   1,800 A $ 31.75 12,731 (2) D   Common Stock 04/13/2007   S(1)   1,800 D $ 36.5223 10,931 (2) D   Common Stock 04/13/2007   M(1)   1,800 A $ 23.5 12,731 (2) D   Common Stock 04/13/2007   S(1)   1,800 D $ 36.5238 10,931 (2) 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

Incentive Stock Option

$ 31.75

04/13/2007

M(1)

1,800

09/22/1998

09/22/2007

Common Stock

1,800

$ 0

193,400 (3) (4)

D

Non-Qualifed Stock Option

$ 23.5

04/13/2007

M(1)

1,800

09/28/2000

09/28/2009

Common Stock

1,800

$ 0

191,600 (3) (4)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RIDGE GARRY O 1240 INDIA ST. #516 SAN DIEGO, CA 92101	X		President & CEO

Signatures

Garry O. Ridge		04/17/2007
**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)	Transaction pursuant to trading plan adopted pursuant to Rule 10b5-1 under Securities Exchange Act of 1934.
(2)	Total includes 971 shares held in WD-40 Company Profit Sharing Plan (Company Stock Fund) account; estimated number of shares based upon equivalent value of units held.
(3)	Incentive Stock Option (ISO) 600 shares (2222 shares exercisable 01/01/00, 3149 shares exercisable 01/01/01, 3149 shares exercisable 01/01/02, 3149 shares exercisable 01/01/03, 3149 shares exercisable 01/01/04, and 1182 shares exercisable 01/01/05) at $31.75 exp. 09/22/07; Non Qualified Stock Option (NQSO) 6260 shares exercisable 09/28/00 at $23.50 exp. 09/28/09; NQSO 40000 shares exercisable 09/26/01 at $20.813 exp. 09/26/10; NQSO 20000 shares exercisable 09/25/02 at $20.75 exp. 09/25/11; NQSO 30000 shares (10200 shares exercisable 09/24/03; 9900 shares exercisable 09/24/04, 9900 shares exercisable 09/24/05) at $27.56 exp. 09/24/12; NQSO 30000 shares (10200 shares exercisable 09/23/04; 9900 shares exercisable 09/23/05, 9900 shares exercisable 09/23/06) at $29.30 exp. 09/23/13; NQSO 12000 shares (4080 exercisable 10/19/05, 3960 exercisable 10/19/06, 3960 exercisable 10/19/07) at $27.67 exp. 10/19/14;
(4)	In addition to the securities beneficially owned listed in footnote 2, NQSO 24000 shares (8160 exercisable 10/18/06, 7920 exercisable 10/18/07, 7920 exercisable 10/18/08) at $27.27 exp. 10/18/15; NQSO 35000 shares (11900 exercisable 10/17/07, 11550 exercisable 10/17/08, 11550 exercisable, 10/17/09) at $35.99 exp. 18/17/16.

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.