Calliditas Therapeutics IPO Presentation Deck

Clinical advisory board comprising world leading IgAN specialists Prof Jonathan Barratt Nephrologist Leicester University, UK SELECTED EXPERIENCE: . On the steering committee of the International IgA Nephropathy Network • Involved in many clinical trials involving IgA Nephropathy Prof Bengt Fellström Nephrologist Akademiska sjukhuset. Sweden SELECTED EXPERIENCE: • Senior professor at Department of Medical Sciences • Inventor of Nefecon calliditas Global Advisory Board Prof Brad Rovin Nephrologist Ohio State University, USA SELECTED EXPERIENCE: • Experienced nephrologist working closely with Calliditas • Focused on biomarker development for glomerular diseases Prof Jürgen Floege Nephrologist Aachen University, Germany SELECTED EXPERIENCE: • Executive council member International Society of Nephrology and scientific advisory board of ERA/EDTA • Responsible for the STOP-IGAN study Prof Richard Lafayette Nephrologist Stanford University, USA SELECTED EXPERIENCE: Editor-in-Chief of ASN Kidney News • Member of the Glomerular Disease Advisory Committee, ASN Dr Hernan Trimarchi Nephrologist Universidad de Buenos Aires, Argentina SELECTED EXPERIENCE: • Experienced nephrologist • Part of the global IgAN steering committee Prof Daniel Cattran Nephrologist University of Toronto, Canada SELECTED EXPERIENCE: • Kidney Foundation of Canada, PSI, the National Institutes of Health and the Canadian Institutes for Health Research Prof Vladimir Tesar Nephrologist Charles University in Prague, Czech Republic SELECTED EXPERIENCE: Scientific Advisory Board of ERA/EDTA and ASN • Was responsible for the VALIGA study Prof Hong Zhang Nephrologist Peking University First Hospital, Beijing SELECTED EXPERIENCE: • Experienced nephrologist with many board committee positions in China calliditas THERAPEUTICS Broad support from key opinion leaders underpin global development program June 2020 38

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