Stock Performance Graph

The following graph compares the cumulative total stockholder return on the Company’s Common Shares with the cumulative total return of a Peer Group of consumer product companies, the Standard & Poor’s 500 Composite Stock Index (“S & P 500”), and the Russell 2000 Composite Stock Index (“Russell 2000”) for the five fiscal years ending August 31, 2008. The comparison assumes $100 invested on August 31, 2003 in the Company’s Common Shares and in each of the indices.

Comparison of Five-Year Cumulative Returns

WD-40 Company, a Peer Group and the S&P 500 Index, Russell 2000 Index

  FY 2003    FY 2004    FY 2005    FY 2006    FY 2007    FY 2008
WD-40 Company 100.00   100.60   104.52   129.77   133.47   138.02  
S&P 500 100.00   111.46   125.45   136.59   157.27   139.75  
Russell 2000 100.00   111.35   137.08   149.91   166.94   157.79  
Peer Group 100.00   111.07   120.93   131.43   145.98   145.45  

The Peer Group returns are based upon beginning-of-year market capitalization weighting of the cumulative returns for the following 10 consumer product companies: Alberto-Culver Co., Church & Dwight, Inc., Enesco Group, Inc., Kimball International, Lancaster Colony Corp., La-Z-Boy Chair Co., National Presto Industries, Inc., RPM Inc.-Ohio, Scotts Company and Valspar Corp. Oneida Ltd., a former member of the Peer Group, became a private company during the last fiscal year.