RNS Number:3926O Sound Oil PLC 21 December 2006 Sound Oil plc (the "Company") 21 December 2006 Significant shareholdings The Company received notification on 20 December 2006 that as at 18 December 2006, Credit Suisse Securities (Europe) Limited was interested in 55,927,636 ordinary shares in the Company; this represents approximately 8.08% of the issued share capital of the Company. The Company also received notification on 20 December 2006 that as at 20 December 2006, Meridian Natural Resources Fund was interested in 48,010,000 ordinary shares in the Company; this represents approximately 6.93% of the issued share capital of the Company. This information is provided by RNS The company news service from the London Stock Exchange END