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 October, 2006
SkyePharma PLC
SkyePharma PLC, 105 Piccadilly, London W1J 7NJ England
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40F.
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- _______
For Immediate Release 25 October 2006 SkyePharma PLC ("the Company") Notification of Major Interest in Shares In accordance with the Companies Act 1985 (as amended) the Company was informed on 23 October 2006 that Aviva plc and its subsidiaries ("Aviva") had acquired a beneficial interest in 20,802,221 ordinary shares of 10p each in which it had previously held a non-beneficial interest. Accordingly, Aviva now has a beneficial interest in a total of 41,713,719 ordinary shares of 10p each, representing 5.53% of the issued share capital of the Company.
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.
SkyePharma PLC
By: /s/ Douglas Parkhill
Name: Douglas Parkhill
Title:
Company Secretary
Date: October 25, 2006