PFIZER INC
Public company- Headquarters
- NEW YORK, New York
- Ticker
- PFE
- CIK
- 0000078003
WARN notices since 2024
Workers affected since 2024
Executive changes, last 12 months
Last event
Workers affected over time
Cumulative workers in WARN notices since 2024
| Notice date | Workers affected | Cumulative |
|---|---|---|
| Feb 12, 2024 | 195 | 195 |
| Apr 4, 2025 | 56 | 251 |
Leadership
| Role and person | Since | Change |
|---|---|---|
| CFOCecile Guegan | Nov 3, 2026 | Appointed |
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- Executive appointment
CFO appointed: Cecile Guegan
Cecile Guegan was named Chief Financial Officer, Executive Vice President of PFIZER INC, effective November 1, 2026. The company reported the change in an 8-K that cites Item 5.02.
Source: SEC 8-K, filed Nov 3, 2026Role: Chief Financial Officer, Executive Vice President
layoffs from Jun 2, 2025
WARN noticeWARN notice: CA
Pfizer filed a WARN notice with the California WARN list on Apr 4, 2025 covering 56 workers. The layoffs take effect on Jun 2, 2025.
Source: California WARN list, filed Apr 4, 2025Site: CA
Workers affected: 56
- WARN notice
WARN notice: Gladstone, NJ
Pfizer Inc filed a WARN notice with the New Jersey WARN list covering 195 workers in Gladstone. The layoffs take effect on Feb 12, 2024.
Source: New Jersey WARN list, filed Feb 12, 2024Site: Gladstone, NJ
Workers affected: 195
layoffs from Feb 12, 2024
WARN noticeWARN notice: CA
Pfizer filed a WARN notice with the California WARN list on Dec 15, 2023 covering 52 workers. The layoffs take effect on Feb 12, 2024.
Source: California WARN list, filed Dec 15, 2023Site: CA
Workers affected: 52
- WARN notice
WARN notice: CO
Pfizer filed a WARN notice with the Colorado WARN list on Oct 3, 2023. The notice does not state how many workers it covers.
Source: Colorado WARN list, filed Oct 3, 2023Site: CO
- WARN notice
WARN notice: Lake Forest, IL
Pfizer Inc. filed a WARN notice with the Illinois WARN list on Jul 25, 2023 covering 69 workers at 275 N Field Dr, Lake Forest.
Source: Illinois WARN list, filed Jul 25, 2023Site: Lake Forest, IL
Workers affected: 69
layoffs from Apr 19, 2023
WARN noticeWARN notice: CA
Pfizer Inc filed a WARN notice with the California WARN list on Feb 9, 2023 covering 196 workers. The layoffs take effect on Apr 19, 2023.
Source: California WARN list, filed Feb 9, 2023Site: CA
Workers affected: 196
layoffs from Feb 18, 2019
Plant closurePlant closure: South San, CA
Pfizer Inc. filed a WARN notice with the California WARN list on Nov 9, 2018 covering 100 workers in South San. The site closes on Feb 18, 2019.
Source: California WARN list, filed Nov 9, 2018Site: South San, CA
Workers affected: 100
Last verified Nov 8, 2026