Investor Update

Spark Therapeutics Announces Updated Data on SPK-8011 from Phase 1/2 Clinical Trial in Hemophilia A at ISTH 2020 Virtual Congress

Dear Investor,

Please find attached a press release by Spark Therapeutics:
https://sparktx.com/press_releases/isth2020/

Do not hesitate to contact us for any further questions.

With best regards,

Roche Investor Relations 
Dr. Karl Mahler
Phone: +41 61 68-78503
e-mail: karl.mahler@roche.com

Jon Kaspar Bayard
Phone: +41 61 68-83894
e-mail: jon_kaspar.bayard@roche.com
Dr. Sabine Borngräber
Phone: +41 61 68-88027
e-mail: sabine.borngraeber@roche.com

Dr. Bruno Eschli
Phone: +41 61 68-75284
e-mail: bruno.eschli@roche.com
Dr. Birgit Masjost
Phone: +41 61 68-84814
e-mail: birgit.masjost@roche.com
Dr. Gerard Tobin
Phone: +41 61 68-72942
e-mail: gerard.tobin@roche.com
  
Investor Relations North America 
Loren Kalm
Phone: +1 650 225 3217
e-mail: kalm.loren@gene.com
Dr. Lisa Tuomi
Phone: +1 650 467 8737
e-mail: tuomi.lisa@gene.com