InsidersTradesSigma
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Browse the full record of transactions filed by Dr. H eather Preston. Officer active across 1 company, notably Oxford Biomedica plc. Aggregated, 2 filings have been recorded. History available since 17 June 2025. The latest transaction was disclosed on 20 October 2025 (P urchase of shares). Regulator: RNS (LSE). All data is free.
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