Missouri Layoffs — September 2025
Employers in Missouri posted 3 WARN Act notices in September 2025, affecting an estimated 318 workers — reflecting a significant uptick compared to August and down 60% versus September 2024. The average filing covered 106 workers, with 2 closures among the notices.
Industry Breakdown
| Industry | Notices | Workers |
|---|---|---|
| Transportation | 2 | 195 |
| Professional Services | 1 | 123 |
The Transportation sector saw the heaviest impact with 195 workers across 2 notices. On a related front, Professional Services reported 123 workers.
Geographic Hotspots
| County | Notices | Workers |
|---|---|---|
| Jackson | 1 | 123 |
| Platte | 1 | 118 |
| Saint Louis | 1 | 77 |
Jackson saw the most concentrated activity, accounting for 39% of all affected workers with 123 workers across 1 notices.
| City | Notices | Workers |
|---|---|---|
| Kansas City | 1 | 123 |
| Fenton | 1 | 118 |
| Hazelwood | 1 | 77 |
Layoff Type Analysis
| Type | Notices | Workers |
|---|---|---|
| Closure | 2 | 241 |
The high proportion of closures (76% of affected workers) suggests structural shifts rather than temporary cutbacks in Missouri's labor market.
Largest Layoffs
| Company | City | Workers | Type | Date |
|---|---|---|---|---|
| United BioSource | Kansas City | 123 | Closure | |
| Larken Logistics | Fenton | 118 | Closure | |
| Chase Smiles Logistics | Hazelwood | 77 |
The largest notice was filed by United BioSource at its Kansas City facility, reporting 123 affected workers. Larken Logistics followed with 118 workers.
Trend & Outlook
After a dip last month, layoff activity has ticked back up.
The trends suggest a mixed picture for Missouri's labor market, with activity diverging between monthly and annual comparisons. The Transportation sector warrants close attention heading into the next period.
This analysis is based on official WARN Act filings reported by Missouri. 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 Missouri WARN notices, browse layoffs by state, or download the full dataset.