| Helen and Barrie Whipp |
628,102 |
£486,779 |
| Canaccord Genuity Group Inc |
620,000 |
£480,500 |
| Lion Trust Investment Partners LLP |
596,066 |
£461,951 |
| Helium Special Situations Fund |
443,751 |
£343,907 |
| Gresham House Asset Management Limited |
420,000 |
£325,500 |
| Quilter plc |
380,000 |
£294,500 |
| Hargreaves Lansdown |
347,733 |
£269,493 |
| William Christopher Currie |
347,667 |
£269,442 |
| William Christopher Currie |
347,667 |
£269,442 |
| Simon William Bragg |
330,000 |
£255,750 |
| Octopus Aim VCT Funds |
315,000 |
£244,125 |
| W. H. Ireland Ltd |
298,353 |
£231,224 |
| Jeremy Roth |
261,312 |
£202,517 |
| Stephen Morris |
238,472 |
£184,816 |
| Evelyn Partners Investment Services Limited |
207,500 |
£160,812 |
| Herbert Stuart Bottomley and close family |
202,500 |
£156,938 |