Employers in Colorado submitted 39 WARN Act notices in September 2025, putting at risk an estimated 2,481 workers — up substantially from August and up 496% versus September 2024. The average filing covered 64 workers, with 11 closures among the notices.
| Industry | Notices | Workers |
|---|---|---|
| Healthcare | 4 | 702 |
| Retail | 20 | 617 |
| Manufacturing | 1 | 278 |
The Healthcare sector emerged as the hardest-hit sector with 702 workers across 4 notices. Separately, Retail reported 617 workers.
| County | Notices | Workers |
|---|---|---|
| Boulder | 1 | 267 |
| Adams | 1 | 65 |
Boulder bore the heaviest burden, accounting for 11% of all affected workers with 267 workers across 1 notices.
| City | Notices | Workers |
|---|---|---|
| Larimer | 3 | 455 |
| Boulder | 1 | 267 |
| Pikes Peak | 2 | 148 |
| Arapahoe/Douglas | 2 | 123 |
| Rural Consortium | 2 | 113 |
| Type | Notices | Workers |
|---|---|---|
| Closure | 11 | 895 |
Closures accounted for 36% of affected workers, while the majority of filings were layoffs rather than permanent shutdowns.
| Company | City | Workers | Type | Date |
|---|---|---|---|---|
| Banner Health | 351 | 2025-09-04 | ||
| Banner Health | Larimer | 351 | 2025-09-04 | |
| ACG Biologics | 278 | Closure | 2025-09-16 | |
| ACG Biologics | Boulder | 267 | 2025-09-16 | |
| Safeway Inc. Store 1792 | 85 | Closure | 2025-09-09 | |
| Safeway | Pikes Peak | 85 | 2025-09-09 | |
| Safeway Inc. Store 1038 | 65 | Closure | 2025-09-09 | |
| Safeway | Denver | 65 | 2025-09-09 | |
| Safeway Inc. Store 0881 | 64 | Closure | 2025-09-09 | |
| Safeway | Adams | 64 | 2025-09-09 | |
| Safeway Inc. Store 0835 | 63 | Closure | 2025-09-09 | |
| Safeway | Pikes Peak | 63 | 2025-09-09 | |
| Safeway Inc. Store 0017 | 62 | Closure | 2025-09-09 | |
| Safeway | Arapahoe/Douglas | 62 | 2025-09-09 | |
| Safeway Inc. Store 0137 | 61 | Closure | 2025-09-09 |
Topping the list was Banner Health at its Colorado facility, reporting 351 affected workers. Banner Health followed with 351 workers.
This marks the third consecutive month of rising layoff activity.
These figures highlight mounting pressure on the Colorado labor market, with activity running above both recent and year-ago benchmarks. The Healthcare sector warrants close attention heading into the next period.
This analysis is based on official WARN Act filings reported by Colorado. 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 Colorado WARN notices, browse layoffs by state, or download the full dataset.
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