Gossamer Bio, Inc.
Public company- Headquarters
- SAN DIEGO, California
- Ticker
- GOSS
- CIK
- 0001728117
WARN notices since 2024
1
First: Mar 16, 2026
Workers affected since 2024
65
Across 1 notice
Executive changes, last 12 months
1
1 appointment, 0 departures
Last event
Sep 16, 2026
Executive appointmentClass III director appointed: Gregory A. Ciongoli
Workers affected over time
Cumulative workers in WARN notices since 2024
Not enough notices to chart yet.
Leadership
| Role and person | Since | Change |
|---|---|---|
| Class III directorGregory A. Ciongoli | Sep 16, 2026 | Appointed |
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layoffs from May 15, 2026
WARN noticeWARN notice: CA
Gossamer Bio, Inc. filed a WARN notice with the California WARN list on Mar 16, 2026 covering 65 workers. The layoffs take effect on May 15, 2026.
Source: California WARN list, filed Mar 16, 2026Site: CA
Workers affected: 65
Last verified Nov 8, 2026