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 October, 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 ------------------------------- SHARES ------ AMVESCAP PLC IMMEDIATE RELEASE 7 OCTOBER 2005 PLEASE CONFIRM RELEASE MICHAEL S. PERMAN TEL: 020 7065 3942 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Name of company AMVESCAP PLC 2. Name of shareholder having a major interest FMR Corp. Fidelity International Limited Mr. Edward C. Johnson 3d 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 SHAREHOLDERS 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 SHARES HELD MANAGEMENT NOMINEE/REGISTERED NAME COMPANY 601,900 FIGEST BNP PARIBAS, PARIS 10,100 FIA(K)L STATE STREET HONG KONG 127,500 FICL STATE STREET BANK AND TR CO 487,000 FII JP MORGAN, BOURNEMOUTH 209,200 FIL BANK OF NEW YORK BRUSSELS 9,421,495 FIL BROWN BROS HARRIMAN LTD LUX 205,200 FIL JP MORGAN, BOURNEMOUTH 268,600 FIL NATIONAL ASTL BK MELBOURNE 107,700 FIL NORTHERN TRUST LONDON 97,900 FIL STATE STR BK AND TR CO LNDN 9,602,062 FISL JP MORGAN, BOURNEMOUTH 28,200 FMRCO MELLON BANK N.A. 86,600 FMRCO NORTHERN TRUST LONDON 254,300 FMRCO STATE STREET BANK AND TR CO 157,900 FMTC BANK OF NEW YORK 394,500 FMTC BROWN BROTHERS HARRIMAN AND CO 122,600 FMTC JPMORGAN CHASE BANK 136,500 FMTC NORTHERN TRUST CO 380,500 FMTC STATE STREET BANK AND TR CO 723,200 FPM BANK OF NEW YORK BRUSSELS 303,900 FPM BANKERS TRUST LONDON 8,200 FPM CHASE MANHATTAN LONDON 62,000 FPM CHASE MANHATTAN BK AG FRNKFRT 82,600 FPM CLYDESDALE BANK PLC 7,300 FPM DEXIA PRIVATBANK 303,200 FPM HSBC BANK PLC 2,086,881 FPM JP MORGAN, BOURNEMOUTH 34,300 FPM JPMORGAN CHASE BANK 772,300 FPM MELLON BANK 145,900 FPM MIDLAND SECURITIES SERVICES 2,252,550 FPM NORTHERN TRUST LONDON 1,750,151 FPM STATE STR BK AND TR CO LNDN *2,000,000 FMTC STATE STREET BANK AND TR CO ----------- 33,232,239 TOTAL * ordinary share equivalent of 1,000,000 ADRs held 5. Number of shares/amount of stock acquired NOT STATED 6. Percentage of issued class NOT STATED 7. Number of shares/amount of stock disposed - 8. Percentage of issued class - 9. Class of security ORDINARY SHARES 10.Date of transaction NOT STATED 11.Date company informed 7 OCTOBER 2005 12.Total holding following this notification 33,232,239 13.Total percentage holding of issued class following this notification 4.09% 14. Any additional information FMR Corp. Parent holding company of Fidelity Management & Research Company (FMRCO), investment manager for US mutual funds, and Fidelity Management Trust Company (FMTC), a US state chartered bank which acts as a trustee or investment manager of various pension and trust accounts. Fidelity International Limited (FIL) Parent holding company for various direct and indirect subsidiaries, including Fidelity Investment Services Ltd. (FISL), Fidelity Gestion (FIGEST), Fidelity Investments Advisory (Korea) Limited (FIA[K]L), Fidelity Investments Management (Hong Kong) Limited (FIMHK), Fidelity Pension Management (FPM), Fidelity Investments Japan (FIJ) and Fidelity Investments International (FII), investment managers for various non-US investment companies and institutional clients Mr. Edward C. Johnson 3d A principal shareholder of FMR Corp. and Fidelity International Limited. 15. Name of contact and telephone number for queries MICHAEL S. PERMAN TEL: 020 7065 3942 16. Name and signature of authorised company official responsible for making this notification M.S. PERMAN AMVESCAP PLC COMPANY SECRETARY Date of notification 7 OCTOBER 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 7 October, 2005 By /s/ Michael S. Perman --------------- -------------------------- (Signature) Michael S. Perman Company Secretary