| Plain Sight Systems Inc. |
2,430,410 |
£7,631,487 |
| Canaccord Genuity Group Inc |
1,470,081 |
£4,616,054 |
| State Street Nominees Limited |
1,095,500 |
£3,439,870 |
| Maven Capital Partners UK LLP |
906,458 |
£2,846,278 |
| George Yancopoulos |
880,920 |
£2,766,089 |
| Amati VCT 2 |
814,660 |
£2,558,032 |
| Amati VCT |
814,660 |
£2,558,032 |
| Terry Tyrell |
703,915 |
£2,210,293 |
| Herald Investment Trust |
642,526 |
£2,017,532 |
| ORYX INTERNATIONAL GROWTH FUND LIMITED |
604,500 |
£1,898,130 |
| Chase Nominees Limited |
507,150 |
£1,592,451 |
| Principal Nominees Limited |
451,490 |
£1,417,679 |
| BNY (OCS) Nominees Limited |
395,370 |
£1,241,462 |
| Hargreave Hale Nominees Limited |
356,225 |
£1,118,546 |