UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13A-16 AND L5D-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (JUNE 11, 2002) DIVERSINET CORP. ----------------------------------------------------------------------- (Name of Registrant) 2225 Sheppard Avenue East, Suite 1700, Toronto, Ontario M2J 5C2 ----------------------------------------------------------------------- (Address of principal executive offices) 1. Confirmation of Shareholders Mailing Indicate by check mark whether the Registrant files or will file annual reports under cover of Form 20-F or Form 40-F Form 20-F X Form 40-F ---------- ----------- Indicate by check mark whether the Registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934 YES NO XXX ----- ----- SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Form 6-K to be signed on its behalf by the undersigned, thereunto duly authorized DIVERSINET CORP. - SEC FILE NO.0-23304 -------------------------------------- (REGISTRANT) DATE: JUNE 11, 2002 BY: /s/ DAVID HACKETT -------------------------------------- DAVID HACKETT, CHIEF FINANCIAL OFFICER COMPUTERSHARE INVESTOR SERVICES Computershare Trust Company of Canada 100 University Avenue Toronto, Ontario June 7, 2002 M5J 2Y1 Telephone 416-981-9500 To: British Columbia Securities Commission Facsimile 416-981-9800 Ontario Securities Commission www.computershare.com The Canadian Venture Exchange - CDNX The NASDAQ Stock Exchange CANADA U.S. Securities Commission Australia Channel Islands Hong Kong Ireland New Zealand Philippines South Africa United Kingdom USA Dear Sirs: Subject: DIVERSINET CORP. - -------- We confirm that the following English material was sent by prepaid mail on June 7, 2002 to all shareholders of the subject Corporation whose names appear on the Corporation's Supplemental Mailing List as defined in the Canadian Securities Administrators' National Policy Statement No. 41: 1. Second Quarter Fiscal 2002 Results In compliance with regulations made under the Securities Act, we are providing this material to you in our capacity as agent for the subject Corporation. Yours truly, Signed Michael Lee Assistant Account Manager Stock Transfer Services (416) 263-9644 (416) 981-9800 Fax