Ownership data based on most recent publicly available data according to Link Market Services.

  Investor 13 May 2010 % of isc
1 National Nominees Limited 130,595,834 17.83%
 2 Arkdale Pty Ltd 121,727,102 16.62%
 3 HSBC Custody Nominees (Australia) Limited 71,613,229   9.78%
 4 ANZ Nominees Limited 52,348,251  7.15%
 5 JP Morgan Nominees Australia Limited 48,551,995  6.63%
 6 Citicorp Nominees Pty Ltd 19,159,833  2.62%
 7 HSBC Custody Nominees (Australia) Limited GSCO ECA 18,086,613  2.47%
 8 Woodross Nominees Pty Ltd   13,786,554  1.88%
 9 Australian Reward Investment Alliance 9,186,740  1.25%
10 J Barlow Consultants Pty Ltd 7,541,411  1.03%
11 UBS Wealth Management Aust Nominees Pty Ltd  6,778,651  0.93%
12 HSBC Custody Nominees (Australia) Limited A/C 3 6,607,733  0.90%
13 Cogent Nominees Pty Limited 5,853,093  0.80%
14 Mr Nicholas Paul Davies 5,519,040  0.75%
15 CS Fourth Nominees Pty Limited 5,428,715  0.74%
16 Aust Executor Trustees NSW Ltd 5,411,930  0.74%
17 Lujeta Pty Ltd 4,960,146  0.68%
18 Merrill Lynch (Australia) Nominees Pty ltd 4,774,754  0.65%
19 Cogent Nominees Pty Ltd 4,398,500  0.60%
20 Kabila Investments Pty Ltd 4,211,173  0.57%