US Layoffs — December 2023

The US labor market showed continued flux as employers recorded 354 WARN Act notices in December 2023, covering approximately 28,588 workers — marking a decline from November and up 4% versus December 2022. Filings came from 29 states and territories, with an average of 81 workers per notice.

Top States by Workers Affected

California led the nation with 7,139 workers affected across 191 notices , followed by Michigan (6,498 workers) and New York (3,165 workers) .

Industry Breakdown

The Manufacturing sector accounted for the largest share of job cuts with 12,256 workers across 70 notices. At the same time, Information & Technology reported 4,681 workers.

Layoff Type Analysis

Closures accounted for 15% of all affected workers nationally, with the majority of events being layoffs rather than full closures.

Largest Layoffs

Leading the list was Fca US in Detroit, Michigan, reporting 2,453 affected workers. Fiat Chrysler Automobiles followed with 2,453 workers.

Trend & Outlook

This is the third consecutive month of declining layoff activity.

The filings reflect a mixed picture for the nation's labor market, with activity diverging between monthly and annual comparisons. The Manufacturing sector warrants close attention heading into the next period.

This report covers all WARN Act filings with notice dates in December 2023. The Worker Adjustment and Retraining Notification Act requires employers with 100+ employees to provide 60-day advance notice of mass layoffs and plant closings. Data is sourced from official state filings and updated daily by WARN Firehose, which also tracks SEC 8-K filings, bankruptcy proceedings, H-1B visa petitions, and unemployment claims across all six datasets. API access and data exports available.