WARN · Worker Adjustment and Retraining Notification
Layoff Notice
- Employer
- Spark Therapeutics, Inc.
- Location
- 2929 Arch Street, Philadelphia, PA 19104 , 3025 Market Street..., PA
- Jobs affected
- 298
- Effective date
- May 9, 2025
- Notice filed
- Not specified
- Facility
- 2929 Arch Street, Philadelphia, PA 19104 , 3025 Market Street, Philadelphia, PA 19104 , 3737 Market Street, Philadelphia, PA 19104
- Address
- 2929 Arch Street, Philadelphia, PA 19104 , 3025 Market Street, Philadelphia, PA 19104 , 3737 Market Street, Philadelphia, PA 19104
Filed as “Spark Therapeutics, Inc.”.
Data as of Sep 27, 2026.
No verified source link for this filing.