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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
105132	Wd 40 Co	WDFC	Miscellaneous Chemical Products (2890)	951797918

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1253564	B William Noble	Brick Close Kiin Farm Milton Keynes X0 MK1 13LJ	Managing Director, Europe	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2010-10-05	2,000	$27.27	15,989	No	4	M	Direct
Common Stock	Disposition	2010-10-05	1,422	$38.50	14,567	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Non-qualified Stock Option	Disposition	2010-10-05	2,000	$0.00	2,000	$27.27

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
4,000	2008-10-18	2015-10-18	No	4	M	Direct

Footnotes

Transaction pusuant to trading plan adopted pursuant to Rule 10b5-1 under Securities Exchange Act of 1934.
Total includes 9,036 Restricted Stock Units and 2,400 Performance Share Units.
Not applicable.
In addition to the reported options, the reporting person holds options to acquire 45,200 common shares as follows: 5,200 non-qualified stock options (NQSO) exercisable 10/19/07 at $27.67 exp. 10/19/14; 10,000 NQSO exercisable 09/23/06 at $29.30 exp. 09/24/13; 10,000 NQSO exercisable 10/17/09 at $35.99 exp. 10/17/16; and 20,000 NQSO (6,800 exercisable 10/16/08, 6,600 exercisable 10/16/09, 6,600 exercisable 10/16/10) at $36.03 exp. 10/16/17.