Employers in Illinois filed 35 WARN Act notices in September 2025, impacting roughly 3,254 workers — representing a notable rise over August and down 80% versus September 2024. The average filing covered 93 workers, with 5 closures among the notices.
| Industry | Notices | Workers |
|---|---|---|
| Manufacturing | 9 | 853 |
| Healthcare | 4 | 728 |
| Transportation | 9 | 477 |
| Finance & Insurance | 1 | 283 |
| Other | 1 | 126 |
| Accommodation & Food | 2 | 57 |
| Real Estate | 1 | 37 |
The Manufacturing sector led the way in workforce reductions with 853 workers across 9 notices. In a parallel development, Healthcare reported 728 workers.
| County | Notices | Workers |
|---|---|---|
| Cook | 8 | 920 |
| Northeast 4 | 10 | 908 |
| East Central 2 | 2 | 252 |
| Will | 1 | 249 |
| Macon | 2 | 183 |
Cook felt the sharpest impact, accounting for 28% of all affected workers with 920 workers across 8 notices.
| City | Notices | Workers |
|---|---|---|
| Chicago | 13 | 1,589 |
| Lake Cook Rd Riverwoods | 1 | 283 |
| Decatur | 3 | 269 |
| Rantoul | 2 | 252 |
| Joliet | 1 | 249 |
| Type | Notices | Workers |
|---|---|---|
| Layoff | 8 | 683 |
| Closure | 5 | 430 |
Closures accounted for 13% of affected workers, while the majority of filings were layoffs rather than permanent shutdowns.
| Company | City | Workers | Type | Date |
|---|---|---|---|---|
| Weiss Memorial Hospital | Chicago | 289 | Layoff | 2025-09-05 |
| Weiss Memorial Hospital | Chicago | 289 | 2025-09-05 | |
| Discover Financial Services | Lake Cook Rd Riverwoods | 283 | 2025-09-18 | |
| Compass Group | Joliet | 249 | 2025-09-24 | |
| Industrial Container Services, LLC dba Mauser Packaging Solutions | Chicago | 168 | Closure | 2025-09-30 |
| Mauser Packaging Solutions | Chicago | 168 | 2025-09-30 | |
| Mauser Packaging Solutions | Chicago | 143 | 2025-09-30 | |
| Revelyst, Inc | Rantoul | 126 | Layoff | 2025-09-04 |
| Revelyst, Inc | Rantoul | 126 | 2025-09-04 | |
| Brookdale Senior Living/Brookdale Lake View | Chicago | 117 | Closure | 2025-09-19 |
| Brookdale Senior Living (Brookdale Lake View) | Chicago | 117 | 2025-09-19 | |
| Rising Pharma Holdings, Inc | Decatur | 97 | 2025-09-15 | |
| Rising Pharma Holdings dba Rising Pharmaceuticals | Decatur | 86 | Layoff | 2025-09-15 |
| Rising Pharma Holdings, Inc | Decatur | 86 | 2025-09-15 | |
| Spirit Airlines (at O'Hare Airport) | Chicago | 64 | 2025-09-24 |
The single largest action involved Weiss Memorial Hospital at its Chicago facility, reporting 289 affected workers. Weiss Memorial Hospital followed with 289 workers.
After a dip last month, layoff activity has ticked back up.
The data underscores a mixed picture for Illinois's labor market, with activity diverging between monthly and annual comparisons. The Manufacturing sector warrants close attention heading into the next period.
This analysis is based on official WARN Act filings reported by Illinois. The Worker Adjustment and Retraining Notification (WARN) Act requires employers with 100+ employees to provide 60-day advance notice of mass layoffs and plant closings. Data is updated daily by WARN Firehose. View all Illinois WARN notices, browse layoffs by state, or download the full dataset.
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