| Harwood Capital Management (Gibraltar) Limited |
43,613,946 |
£19,320,978 |
| Oryx International Growth Fund Limited |
34,500,000 |
£15,283,500 |
| Aberforth Partners LLP |
21,969,593 |
£9,732,530 |
| Ausdrill International Pty Ltd |
20,499,607 |
£9,081,326 |
| Artemis Investment Management LLP |
13,744,737 |
£6,088,918 |
| Mr Paul Johnson |
12,384,152 |
£5,486,179 |
| Wellcome Trust |
11,619,451 |
£5,147,417 |
| Richard Griffiths and controlled holdings |
11,113,291 |
£4,923,188 |
| The Wellcome Trust Limited |
10,326,051 |
£4,574,441 |
| Argos Funds- Argonaut Fund |
10,087,924 |
£4,468,950 |
| IBIS Capital Partners LLP |
9,519,038 |
£4,216,934 |
| Chelverton Asset Management Limited |
7,250,000 |
£3,211,750 |
| Otus Capital Management L.P. |
7,065,458 |
£3,129,998 |
| Slater Investments Ltd |
7,025,259 |
£3,112,190 |
| Jupiter Asset Management Limited |
6,208,317 |
£2,750,284 |
| Graham Veere Sherren |
5,698,270 |
£2,524,334 |
| River & Mercantile Asset Management LLP |
5,059,400 |
£2,241,314 |
| PFS Chelverton UK Equity Income Fund |
5,000,000 |
£2,215,000 |
| Old Mutual Plc |
4,464,427 |
£1,977,741 |