List of shareholders| company | shareholder | share | type |
|---|
| SCREENSOUTH LIMITED | PEGASUS HEALTH (CHARITABLE) LIMITED | 50 | E |
| SCREENSOUTH LIMITED | CANTERBURY BREAST CARE LIMITED | 50 | E |
| CANTERBURY BREAST CARE LIMITED | PACIFIC RADIOLOGY GROUP LIMITED | 34 | E |
| PACIFIC RADIOLOGY GROUP LIMITED | RHCNZ LIMITED | 34 | E |
| RHCNZ LIMITED | RHCNZ MIDCO LIMITED | 34 | E |
| RHCNZ MIDCO LIMITED | RHCNZ GROUP LIMITED | 34 | E |
| RHCNZ GROUP LIMITED | INFRATIL RHC NZ LIMITED | 17.5908 | E |
| INFRATIL RHC NZ LIMITED | INFRATIL HC LIMITED | 17.5908 | E |
| INFRATIL HC LIMITED | INFRATIL LIMITED | 17.5908 | E |
| CANTERBURY BREAST CARE LIMITED | CHRISTCHURCH SURGICAL ASSOCIATES (CBC) LIMITED | 16 | E |
| RHCNZ NOMINEE LIMITED | RHCNZ GROUP LIMITED | 15.469 | E |
| RHCNZ GROUP LIMITED | RHCNZ NOMINEE LIMITED | 15.469 | E |
| PEGASUS HEALTH (CHARITABLE) LIMITED | BARRY BRAGG | 10 | I |
| INFRATIL LIMITED | NEW ZEALAND CENTRAL SECURITIES DEPOSITORY LIMITED | 8.2144 | E |
| NEW ZEALAND CENTRAL SECURITIES DEPOSITORY LIMITED | RESERVE BANK OF NEW ZEALAND | 8.2144 | O |
| PEGASUS HEALTH (CHARITABLE) LIMITED | RICHARD RAWSTRON | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | BRETT CHAMBERS | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | BENJAMIN KEPES | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | CAROLINE CHRISTIE | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | HANA ROYAL | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | GRAHAM MUIR | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | LUCINDA WHITELEY | 5 | D |
| PEGASUS HEALTH (CHARITABLE) LIMITED | BRIGID SINCLAIR | 5 | D |
| CHRISTCHURCH SURGICAL ASSOCIATES (CBC) LIMITED | BIRGIT DIJKSTRA | 4.0001 | D |
| CHRISTCHURCH SURGICAL ASSOCIATES (CBC) LIMITED | PHILIPPA MERCER | 4 | D |
| CHRISTCHURCH SURGICAL ASSOCIATES (CBC) LIMITED | HAYLEY WALLER | 4 | D |
| CHRISTCHURCH SURGICAL ASSOCIATES (CBC) LIMITED | MICHAEL SWINDEN | 4 | I |
| INFRATIL LIMITED | HSBC CUSTODY NOMINEES (AUSTRALIA) LIMITED | 1.0232 | O |
| INFRATIL LIMITED | CUSTODIAL SERVICES LIMITED | 0.9911 | E |
| CUSTODIAL SERVICES LIMITED | CRAIGS INVESTMENT PARTNERS LIMITED | 0.9911 | E |
| CRAIGS INVESTMENT PARTNERS LIMITED | CIP HOLDINGS LIMITED | 0.9911 | E |
| CIP HOLDINGS LIMITED | CROWN HOLDCO LIMITED | 0.9911 | E |
| CROWN HOLDCO LIMITED | CROWN TOPCO LIMITED | 0.9911 | E |
| INFRATIL LIMITED | FORSYTH BARR CUSTODIANS LIMITED | 0.5129 | E |
| FORSYTH BARR CUSTODIANS LIMITED | FORSYTH BARR GROUP LIMITED | 0.5129 | E |
| INFRATIL LIMITED | FNZ CUSTODIANS LIMITED | 0.4969 | E |
| FNZ CUSTODIANS LIMITED | FNZ HOLDINGS NEW ZEALAND LIMITED | 0.4969 | E |
| FNZ HOLDINGS NEW ZEALAND LIMITED | FNZ GROUP ENTITIES LIMITED | 0.4969 | O |
| CROWN TOPCO LIMITED | CIP HOLDINGS NO. 2 LIMITED | 0.4955 | E |
| CROWN TOPCO LIMITED | CROWN UK TOPCO LIMITED | 0.4955 | O |
| INFRATIL LIMITED | MORRISON & CO PROPERTY INVESTMENT LIMITED | 0.4164 | E |
| MORRISON & CO PROPERTY INVESTMENT LIMITED | H.R.L. MORRISON & CO GROUP LIMITED PARTNERSHIP | 0.4164 | O |
| FORSYTH BARR GROUP LIMITED | FORSYTH BARR CUSTODIANS LIMITED | 0.3846 | E |
| INFRATIL LIMITED | ROBERT W B MORRISON & ANDREW STEWART & ANTHONY HOWARD | 0.3313 | O |
| CIP HOLDINGS NO. 2 LIMITED | CUSTODIAL SERVICES LIMITED | 0.2886 | E |
| INFRATIL LIMITED | NEW ZEALAND DEPOSITORY LIMITED | 0.2773 | E |
| NEW ZEALAND DEPOSITORY LIMITED | NEW ZEALAND CLEARING AND DEPOSITORY CORPORATION LIMITED | 0.2773 | E |
| NEW ZEALAND CLEARING AND DEPOSITORY CORPORATION LIMITED | NZX LIMITED | 0.2773 | E |
| RHCNZ NOMINEE (RE) LIMITED | RHCNZ GROUP LIMITED | 0.2353 | E |
| RHCNZ GROUP LIMITED | RHCNZ NOMINEE (RE) LIMITED | 0.2353 | E |