hVIVO #HVO – Consultancy contract signed with Decoy Therapeutics to support development of respiratory antiviral candidates June 1, 2026 – Posted in: hVIVO (HVO)

London, UK – 1 June 2026, hVIVO plc (AIM: HVO), a purpose-built, full-service international clinical development partner and the world leader in human challenge trials, announces it has signed a consultancy contract with Decoy Therapeutics (“Decoy”) to support the development of its respiratory antiviral candidates. Decoy is developing a portfolio of Designable Multi-Antiviral (D-MAV) candidates, a new antiviral category designed to address multiple viruses by targeting shared viral mechanisms across multiple respiratory viruses using a single…

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hVIVO #HVO – Result of AGM May 13, 2026 – Posted in: hVIVO (HVO)

London, UK – 13 May 2026, hVIVO plc (AIM: HVO), a purpose-built, full-service international clinical development partner and the world leader in human challenge trials, announces that all resolutions put to shareholders at the Company’s Annual General Meeting (‘AGM’) held earlier today were duly passed.  The voting results of the AGM will be published on the Company website shortly: https://hvivo.com/company-documents/ For further information please contact:  hVIVO plc +44 (0)20 7756 1300 Yamin ‘Mo’ Khan, Chief Executive Officer Stephen Pinkerton, Chief Financial…

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hVIVO #HVO – Final Results 2025 April 15, 2026 – Posted in: Blog, hVIVO (HVO)

London, UK – 15 April 2026, hVIVO plc (AIM: HVO), a purpose-built, full-service international clinical development partner and the world leader in human challenge trials, announces its audited results for the year ended 31 December 2025. Financial highlights · Revenue of £46.8 million (2024: £62.7 million) · Positive adjusted EBITDA of £1.4 million (2024: £16.4 million) · Adjusted EBITDA margin of 3.0% (2024: 26.2%) · Basic adjusted earnings per share of (0.41)p (2024: 1.69p) ·…

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hVIVO #HVO – Influenza HCT contract signed with Traws Pharma & launch of unified brand identity April 14, 2026 – Posted in: Blog, hVIVO (HVO)

London, UK – 14 April 2026 hVIVO plc (AIM: HVO), a purpose-built, full-service international clinical development partner and the world leader in human challenge trials, announces that it has signed a Clinical Trial Agreement (“CTA”) to conduct a human challenge (HCT) trial on behalf of Traws Pharma (NASDAQ: TRAW), a clinical-stage biopharmaceutical company developing novel therapies for respiratory viral diseases.  The trial will test Traws’ prophylactic antiviral candidate, tivoxavir marboxil (“TXM”), using the hVIVO Influenza Human Challenge…

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#HVO hVIVO PLC – Notice of Results April 7, 2026 – Posted in: hVIVO (HVO)

London, UK – 7 April 2026, hVIVO plc (AIM: HVO), a full-service early phase Contract Research Organisation (CRO) and the world leader in human challenge clinical trials, announces that it will release its final results for the year ended 31 December 2025 on Wednesday 15 April 2026. Analyst briefing   A briefing open to equity research analysts will take place on Wednesday 15 April 2026 at 11.00am BST. To register and for more details please contact hVIVO@icrhealthcare.com.   Investor presentation   Yamin ‘Mo’ Khan,…

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#HVO hVIVO PLC – Issue of Equity and Total Voting Rights February 23, 2026 – Posted in: hVIVO (HVO)

London, UK – 23 February 2026, hVIVO plc (AIM: HVO), a full-service early phase Contract Research Organisation (CRO) and the world leader in human challenge clinical trials, announces the issue of 1,386,991 new Ordinary Shares of £0.001 each in the Company (“First Consideration Shares”) to three managers of Cryo-Store Limited (“Cryostore”). This issuance comprises the first tranche (50%) of the equity consideration payable pursuant to the acquisition of Cryostore announced on 27 February 2025 (the “Acquisition”).  …

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#HVO hVIVO PLC – Appointment of Non-Executive Director December 18, 2025 – Posted in: hVIVO (HVO)

hVIVO plc (AIM: HVO), a full-service early phase Contract Research Organisation (CRO) and the world leader in human challenge clinical trials, announces the appointment of Richard Cotton as Independent Non-Executive Director, effective today. Richard will also serve as Chair of the Audit Committee and as a member of the Remuneration and Nominations Committees.   Richard brings extensive Board-level and financial expertise, including experience serving as Chair, Audit Chair and Senior Independent Director, as well as holding advisory…

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hVIVO #HVO – CEO & CFO Share Purchases December 15, 2025 – Posted in: Blog, hVIVO (HVO)

hVIVO plc (AIM: HVO), a full-service early phase Contract Research Organisation (CRO) and the world leader in human challenge clinical trials, announces that on 15 December 2025, Yamin ‘Mo’ Khan, Chief Executive Officer and Stephen Pinkerton, Chief Financial Officer, purchased shares in the Company as detailed below: Director Number of ordinary shares purchased Purchase price Resultant holding Resultant holding as a % of the issued share capital Yamin ‘Mo’ Khan 3,310,405 6.04p 8,322,008 1.21% Stephen Pinkerton 520,000 5.5p 1,270,596*…

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