Director Nguyen Dang Lan increased his indirect interest in Mosaic Oil through the Tanvinh Resources Super Fund on 2 August 2002 by 27,000 shares to 312,000 shares.

NRG has sold its holdings in Energy Developments Limited. Infratil Ltd and Orion New Zealand have become substantial shareholders with 11,500,000 ordinary shares (9.99%) each.

First Tech Australia Pty Ltd increased its relevant interest in Nautronix Limited on 5 August 2002, from 12,956,295 ordinary shares (19.083%) to 14,285,519 ordinary shares (21.041%).

ING Australia Holdings Ltd decreased its relevant interest in Tap Oil Limited on 16 July, from 14,661,379 ordinary shares (9.47%) to 13,053,033 ordinary shares (8.43%).