Exhibit 4.1 COMMON STOCK COMMON STOCK CB- THIS CERTIFICATE IS TRANSFERABLE IN CHICAGO, IL. OR NEW YORK, NY INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE CUSIP 095698 10 6 SEE REVERSE FOR CERTAIN DEFINITIONS THIS CERTIFIES THAT is the owner of FULLY PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK, $.001 PAR VALUE, OF BLUE MARTINI SOFTWARE, INC. transferable only on the books of the Corporation by the holder hereof in person or by duly authorized attorney upon surrender of this Certificate properly endorsed. This Certificate is not valid until countersigned by the Transfer Agent and registered by the Registrar. IN WITNESS WHEREOF, the Corporation has caused the facsimile signatures of its duly authorized officers and its facsimile seal to be hereunto affixed. Dated: CHIEF FINANCIAL OFFICER AND SECRETARY CHAIRMAN, PRESIDENT AND CHIEF EXECUTIVE OFFICER COUNTERSIGNED AND REGISTERED: COMPUTERSHARE INVESTOR SERVICES, LLC TRANSFER AGENT AND REGISTRAR BY AUTHORIZED SIGNATURE 1. (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) Shares of the common stock represented by the within Certificate, and do hereby irrevocably constitute and appoint Attorney to transfer the said stock on the books of the within named Corporation with full power of substitution in the premises. Dated X X NOTICE: THE SIGNATURE(S) TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME(S) AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER. Signature(s) Guaranteed By THE SIGNATURE(S) MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM), PURSUANT TO S.E.C. RULE 17Ad-15. 2.