SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER Pursuant to Rule 13a-16 or 15d-16 Under the Securities Exchange Act of 1934 For the month of March, 2006 ------------- Commission File Number 001-13908 --------- AMVESCAP PLC ------------------------------------------------ (Translation of registrant's name into English) 30 Finsbury Square, London EC2A 1AG, ENGLAND -------------------------------------------------------- (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F. Form 20-F X Form 40-F ----- ----- Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ------ Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ------ Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. Yes No X ------- ------- If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- N/A ------------- Description of document filed: Additional Listing ------------------ AMVESCAP PLC IMMEDIATE RELEASE 29 MARCH 2006 CONTACT: MICHAEL PERMAN TEL: 020 7065 3942 Pursuant to above-named Company's acquisition of Stein Roe Investment Council LLC on 1 March 2004, 91,832 ordinary shares of $0.10 have been issued by way of Deferred Consideration. Accordingly, application has been made to The UK Listing Authority for these shares to be admitted to the Official List and to the London Stock Exchange for these shares to be admitted to trading. The Shares rank equally with the existing issued shares of the Company. Dealings are expected to commence on 30 March, 2006. END SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. AMVESCAP PLC ------------------------------ (Registrant) Date 29 March, 2006 By /s/ Michael S. Perman -------------- -------------------------- (Signature) Michael S. Perman Company Secretary