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 August, 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: NOTIFICATION OF MAJOR INTERESTS IN SHARES ----------------------------------------- AMVESCAP PLC IMMEDIATE RELEASE 4 AUGUST 2005 PLEASE CONFIRM RELEASE ANGELA TULLY TEL: 020 7065 3652 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Name of company AMVESCAP PLC 2. Name of shareholder having a major interest BARCLAYS PLC THROUGH THE LEGAL ENTITIES LISTED BELOW:- Barclays Capital Securities Ltd Barclays Global Fund Advisors Barclays Global Investors Australia Ltd Barclays Bank Trust Company Ltd Barclays Global Investors, N.A. Barclays Global Investors Japan Trust & Barclays Private Bank and Trust Ltd Barclays Capital Inc Barclays Life Assurance Co Ltd Barclays Private Bank and Trust Ltd Gerrard Ltd Barclays Global Investors Japan Ltd Barclays Global Investors Ltd Barclays Private Bank Ltd 3. Please state whether notification indicates that it is in respect of holding of the shareholder named in 2 above or in respect of a non-beneficial interest or in the case of an individual holder if it is a holding of that person's spouse or children under the age of 18. NOTIFICATION IS IN RESPECT OF THE SHAREHOLDER NAMED IN 2 ABOVE. 4. Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them - 5. Number of shares/amount of stock acquired - 6. Percentage of issued class - 7. Number of shares/amount of stock disposed NOT STATED 8. Percentage of issued class NOT STATED 9. Class of security ORDINARY SHARES 10. Date of transaction 28 JULY 2005 11. Date company informed 3 AUGUST 2005 12. Total holding following this notification NOT STATED 13. Total percentage holding of issued class following this notification BELOW 3% 14. Any additional information - 15. Name of contact and telephone number for queries ANGELA TULLY TEL: 020 7065 3652 16. Name and signature of authorised company official responsible for making this notification A. TULLY AMVESCAP PLC ASSISTANT COMPANY SECRETARY Date of notification 4 AUGUST 2005 The FSA does not give any express or implied warranty as to the accuracy of this document or material and does not accept any liability for error or omission. The FSA is not liable for any damages (including, without limitation, damages for loss of business or loss of profits) arising in contract, tort or otherwise from the use of or inability to use this document, or any material contained in it, or from any action or decision taken as a result of using this document or any such material. 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 4 August, 2005 By /s/ Angela Tully -------------- -------------------------- (Signature) Angela Tully Assistant Company Secretary