Spark Therapeutics, Inc.
Private companyWARN notices since 2024
1
First: May 9, 2025
Workers affected since 2024
298
Across 1 notice
Executive changes, last 12 months
0
0 appointments, 0 departures
Last event
May 9, 2025
WARN noticeWARN notice: Philadelphia, PA
Workers affected over time
Cumulative workers in WARN notices since 2024
Not enough notices to chart yet.
Leadership
No executive changes on record.
- WARN notice
WARN notice: Philadelphia, PA
Spark Therapeutics, Inc. filed a WARN notice with the Pennsylvania WARN list covering 298 workers at 2929 Arch Street, Philadelphia, PA 19104 , 3025 Market Street, Philadelphia, PA 19104 , 3737 Market Street, Philadelphia, PA 19104. The layoffs take effect on May 9, 2025.
Source: Pennsylvania WARN list, filed May 9, 2025Site: Philadelphia, PA
Workers affected: 298
Only one public record so far. We add events as soon as a new filing lands; watch Spark Therapeutics, Inc. to get them in your digest.
Last verified Nov 7, 2026