SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2004 PRUDENTIAL PUBLIC LIMITED COMPANY (Translation of registrant's name into English) LAURENCE POUNTNEY HILL, LONDON, EC4R 0HH, 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 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 X If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- Enclosures: Holding(s) in Company announcement released on 18 March 2004 PRUDENTIAL PLC ANNOUNCEMENT Schedule 10 - Notification of Major Interests in Shares 1. Name of Company Prudential plc 2. Name of shareholder having a major interest: Cater Allen International Limited 3. Please state whether notification indicates that it is in respect of holding of the shareholder named in 1 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: Notifiable interest of Cater Allen International Limited 4. Name of registered holder(s) and, if more than one holder, the number of shares held by each of them: Not known 5. Number of shares/amount of stock acquired: See additional information 6. Percentage of issued class: See additional information 7. Number of shares/amount of stock disposed: N/A 8. Percentage of issued class: N/A 9. Class of security: Ordinary shares of 5p each 10. Date of transaction: Not known 11. Date company informed: 18 March 2004 12. Total holding following this notification: 68,165,921 ordinary shares 13. Total percentage holding of issued class following this notification: 3.39% 14. Additional Information: Cater Allen International Limited informed the Company on 18 March 2004 that its interest in the ordinary shares of Prudential plc had increased to 68,165,921 ordinary shares being 3.39% of the issued share capital. This holding had arisen from stock loan transactions done under the relevant approved documentation as a principal trading member of the London Stock Exchange. -ENDS- Contact name for Enquiries Sylvia Mitchell 020 7548 3826 Company official responsible for making notification Bob Walker, Deputy Group Secretary 020 7548 3848 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. Date 18 March 2004 PRUDENTIAL PUBLIC LIMITED COMPANY By: /s/ Robert Walker Robert Walker Deputy Group Secretary