Half-Year 2022 Financial and Clinical Trials Update slide image

Half-Year 2022 Financial and Clinical Trials Update

Hemophilia A Unique gene therapy platform Molecule Indication Phase/study # of patients Design Phase I N=100 SPK-8011 (RG6357) Hemophilia A Phase I/II N=30 ◉ Gene transfer, dose-finding safety, tolerability, and efficacy study of SPK-8011 ■Long term follow up study of patients who have received SPK-8011 in any prior Spark- sponsored SPK-8011 study Safety Primary endpoint Ongoing Status CT Identifier NCT03432520 • Safety and changes from baseline in FVIII activity levels at week 52 " Spark THERAPEUTICS TM SPK-8016 (RG6358) Hemophilia A with inhibitors to Factor VIII Roche " Phase I/II N=30 Gene transfer, dose-finding safety, tolerability, and efficacy study of SPK-8016 in individuals with FVIII inhibitors Safety; peak and steady state FVIII activity levels at week 52 ☐ FPI Q1 2017 ■ Updated data presented at ISTH 2020 and 2021 Recruitment completed Q1 2021 ◉ FPI Q1 2019 Data published in NEJM 2021; 385:1961-1973 ISTH=International Society on Thrombosis and Haemostasis; NEJM-New England Journal of Medicine NCT03003533 NCT03734588 161 Hemophilia
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