Pfizer layoffs in Illinois

Pfizer has filed 1 WARN notice in Illinois since January 2023, covering 69 workers at 1 site in Lake County. It was received by the Illinois DCEO on Jul 25, 2023. The latest notice (69 workers) took effect on Sep 25, 2023.

Last updated: Oct 9, 2026, 5:14 AM ET
Latest notice: Jul 25, 2023
Source: Illinois Department of Commerce and Economic Opportunity

About this data: figures are collected automatically from Illinois Department of Commerce and Economic Opportunity and checked before publication. They are for general information only and are not advice. Confirm with the source before acting. Last verified Oct 9, 2026, 5:14 AM ET. Report an error →

Employer names, worker counts and dates are as reported to the Illinois Department of Commerce and Economic Opportunity in WARN notices and may be amended by the filer; the Department says some information could not be verified at publication and issues revised reports. Employers who believe a listing is inaccurate can email editor@moneytrackerdaily.com with the company name and received date.

All Illinois WARN notices · Methodology · Download CSV · Cite this

Summary

WARN notices1

Workers affected69

ClosuresNoneAll notices are layoffs

Received datesJul 2023

Largest notice69Pfizer, Jul 25, 2023

Also in other states: Pfizer in Florida (1 notice, 62 workers)

All 1 notice

Newest first. Employer names and worker counts are as filed with the state; each notice links to the state's official listing (Illinois WARN reports), which has no page for a single notice.
Received	Employer (as filed)	County	Site	Workers	Type	Reason	First layoff	Source
Jul 25, 2023	Pfizer	Lake	275 North Field Dr., Lake Forest, IL 60045	69	Layoff	Restructuring	Sep 25, 2023	Listing

Methodology

Source: Illinois Department of Commerce and Economic Opportunity — monthly WARN reports (Illinois workNet)
What is included: Every Illinois WARN notice we have stored whose employer name matches this employer once site names, addresses and legal suffixes such as "Inc." or "LLC" are set aside, from all years collected, not only the current one. Totals are calculated by us from the notices.
Last updated: Oct 9, 2026, 5:14 AM ET
Download: CSV of the notices on this page
Cite this: Money Tracker Daily, "Pfizer layoffs in Illinois", updated October 9, 2026, https://moneytrackerdaily.com/trackers/layoffs/illinois/company/pfizer. Data: Illinois Department of Commerce and Economic Opportunity, monthly WARN reports (Illinois workNet).

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