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 May, 2005 --------- 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: AMVESCAP Global Stock Plan purchased 553,612 -------------------------------------------- Ordinary Shares. ---------------- AMVESCAP PLC IMMEDIATE RELEASE 5 MAY 2005 CONTACT: MICHAEL PERMAN TEL: 020 7065 3942 In accordance with Chapter 16.13 of the Listing Rules, notification is hereby given that on the 4 May 2005 the Trustee of the AMVESCAP Global Stock Plan ("the Plan") purchased 553,612 ordinary shares of AMVESCAP PLC at (pound)3.0578. The Company was notified of this purchase on 5 May 2005. Shares held by the Trust are used in connection with the AMVESCAP Global Stock Plan, which is established to provide deferred share incentive arrangements to selected employees of the AMVESCAP group of companies world-wide. The Directors of the Company are deemed to be considered interested in all of the Shares held by the Trustees. 5 MAY 2005 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 5 May, 2005 By /s/ Michael S. Perman ----------- -------------------------- (Signature) Michael S. Perman Company Secretary