WD 40 CO — Director's Dealing 2006

Apr 27, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WD 40 CO (WDFC)
CIK: 0000105132
Period of Report: 2006-04-26

Reporting Person: NOBLE WILLIAM B (Managing Director, Europe)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-04-26	Common Stock	M	5000	$20.813	Acquired	6200	Direct
2006-04-26	Common Stock	S	5000	$31.66	Disposed	1200	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-04-26	Non Qualified Stock Option	$20.813	M	5000	Disposed	2009-10-26	Common Stock (5000)	Direct

Footnotes

F1: Transaction pursuant to trading plan adopted pursuant to Rule 10b5-1 under Securities Exchange Act of 1934

F2: Incentive Stock Option (ISO) 6000 shares exercisable 01/01/00 at $31.75 exp. 09/22/07; Non Qualified Stock Option (NQSO) 10000 shares exercisable 09/28/00 at $23.50 exp. 09/28/09; NQSO 15000 shares exercisable 09/26/01 at $20.813 exp. 09/26/10; NQSO 100 shares exercisable 09/25/02 at $20.75 exp. 09/26/11; NQSO 10000 shares exercisable 9/24/03 at $27.56 exp. 09/24/12; NQSO 10000 shares (3400 exercisable 09/23/04; 3300 exercisable 09/23/05; 3300 exercisable 09/23/06) at $29.30 exp. 09/24/13; NQSO 10000 shares (3400 exercisable 10/19/05; 3300 exercisable 10/19/06; 3300 exercisable 10/19/07) at $27.67 exp. 10/19/14; NQSO 9000 shares (3060 exercisable 10/18/06; 2970 exercisable 10/18/07; 2970 exercisable 10/18/08) at $27.27 exp. 10/18/15.