Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the detailed record of transactions filed by 1. Ian Johnson 2. Jonathan Emms 3. Michael Roller. Insider active across 1 company, notably NIOX Group plc. Cumulatively, 5 disclosures have been published. Regulator: RNS (LSE). All data is openly available.