Significant Shareholders
In so far as the company has been notified, the following table represents significant shareholders as at April 3rd 2017;
| Name | Number of shares held | Percentage of issued share capital |
| The Aquarius IV Fund LLP | 4,864,375 | 10.66% |
| Aviva plc & its subsidiaries | 3,098,817 | 6.79% |
| Charles Blundell | 3,035,000 | 6.65% |
| Andrew Almond | 3,010,000 | 6.60% |
| Calculus Capital Ltd | 2,941,176 | 6.45% |
| Ballie Gifford & Co | 2,801,467 | 6.14% |
| The Aquarius Origin Fund LLP | 2,595,050 | 5.69% |
| Andrew Black | 2,500,000 | 5.48% |
| Hargreave Hale Ltd | 2,441,000 | 5.35% |
| City Financial Investments Company Ltd | 2,145,000 | 4.70% |
| Legal & General Investments Management Ltd | 1,882,000 | 4.12% |
AIM securities in issue: 45,634,012 (no shares held in Treasury)
The percentage of AIM securities not in public hands is 30.66%
Directors and their interests
| Name | Number of shares held | Percentage of issued share capital |
| Clive James Dix | 1,156,936 | 2.54% |
| Harry Finch | 321,425 | 0.70% |
| Samuel Cameron Williams | 1,119,625 | 2.45% |
| Alexander James Stevenson | 485,403 | 1.06% |