WD 40 CO — Director's Dealing 2015

May 20, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WD 40 CO (WDFC)
CIK: 0000105132
Period of Report: 2015-05-18

Reporting Person: RIDGE GARRY O (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-18	Common Stock	M	3556	$36.03	Acquired	81567.613	Direct
2015-05-18	Common Stock	S	3556	$86.03	Disposed	78011.613	Direct
2015-05-19	Common Stock	M	3701	$36.03	Acquired	81712.613	Direct
2015-05-19	Common Stock	S	3701	$86.03	Disposed	78011.613	Direct
2015-05-20	Common Stock	M	435	$36.03	Acquired	78446.613	Direct
2015-05-20	Common Stock	S	435	$86.03	Disposed	78011.613	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-18	Non-qualified Stock Option	$36.03	M	3556	Disposed	2017-10-16	Common Stock (3556)	Direct
2015-05-19	Non-qualified Stock Option (Common Stock)	$36.03	M	3701	Disposed	2017-10-16	Common Stock (3701)	Direct
2015-05-20	Non-qualified Stock Option (Common Stock)	$36.03	M	435	Disposed	2017-10-16	Common Stock (435)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	11744.023	Indirect

Footnotes

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

F2: Total includes 1,205.613 shares held in WD-40 Company Profit Sharing Plan (Company Stock Fund) account. Total also includes 15,768 Restricted Stock Units, of which 9,884 are subject to future vesting, and 15,709 Market Share Units, all of which are subject to future vesting.

F3: Not applicable.

F4: The reporting person disclaims beneficial ownership of these shares and this report of indirect beneficial ownership shall not be deemed an admission that the reporting person is, for purposes of Section 16 of the Act or otherwise, the beneficial owner of such shares.