a very interesting observation ..., page-32

Here's the top 7. As laid out in the 2011 Annual Report. Go to the Integra website and you can open the report for the full list.

Name
Number of
Ordinary Shares
Percentage of
Issued Capital
1 National Nominees Limited 145,109,645 17.20
2 J P Morgan Nominees Australia Limited 98,655,151 11.69
3 HSBC Custody Nominees (Australia) Limited 58,172,221 6.89
4 JP Morgan Nominees Australia Limited 27,580,187 3.27
5 Gary B Branch Pty Ltd 12,500,000 1.48
6 Citicorp Nominees Pty Limited 10,724,697 1.27
7 Equity Trustees Limited 9,824,539 1.16