| Quarter | Name | Total no. shares held | Percent Holding | Pledged | |
|---|---|---|---|---|---|
| shares | % | ||||
| Sep 2016 | Medicare Investments Ltd | 11,598,007 | 4.34% | 4,860,854 | 41.91% |
| Jun 2016 | Medicare Investments Limited | 11,598,007 | 4.34% | 5,434,776 | 46.86% |
| Mar 2016 | Medicare Investments Ltd | 11,598,007 | 4.34% | 7,134,776 | 61.52% |
| Dec 2015 | Medicare Investments Ltd | 11,968,340 | 4.48% | 8,528,358 | 71.26% |