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Who owns Arctic Bioscience?

3 well-known Nordic major shareholders hold a stake in Arctic Bioscience. Largest first, with the date each stake applies and where it is stated.

Major shareholders in Arctic Bioscience

  • Tore Andreas Tønseth
    Board member and the largest owner of Arctic Bioscience.
    11.5%
    stake as of 30 September 2026 · source: shareholder register
  • Jan Vartdal
    Board member at Arctic Bioscience, with his own stake in the company.
    3.9%
    stake as of 30 September 2026 · source: shareholder register
  • Hogne Hallaråker
    The founder of Arctic Bioscience and its chief scientific officer.
    1.7%
    stake as of 30 September 2026 · source: shareholder register

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We show who owns it, never what you should do. The stakes are from InvestWiser's data and may have changed since the date.