Mass layoffs in December

January 27, 2006

In December 2005, employers took 1,308 mass layoff actions, seasonally adjusted, as measured by new filings for unemployment insurance benefits during the month.

Mass layoff events, seasonally adjusted, December 2004-December 2005
[Chart data—TXT]

Each action involved at least 50 persons from a single establishment, and the number of workers involved totaled 149,565. The number of layoff events in December rose by 103 from November, and the number of associated initial claims increased by 28,782.

Seasonally adjusted mass layoff data have been revised using updated seasonal adjustment factors that incorporate 2005 data. Seasonally adjusted estimates back to January 2001 were subject to revision. The totals for each of the six seasonally adjusted series for January-December 2005 (as originally published and as revised) are available at, along with additional information about the revisions.

These data are from the Mass Layoff Statistics program. Mass layoffs data for November and December 2005 are preliminary and subject to revision. To learn more, see "Mass Layoffs in December 2005" (PDF) (TXT), news release USDL 06-122.


Bureau of Labor Statistics, U.S. Department of Labor, The Economics Daily, Mass layoffs in December on the Internet at (visited September 26, 2016).


Recent editions of Spotlight on Statistics

  • A look at healthcare spending, employment, pay, benefits, and prices
    As one of the largest U.S. industries, healthcare is steadily growing to meet the needs of an increasing population with an increasing life expectancy. This Spotlight looks at how much people spend on healthcare, current and projected employment in the industry, employer-provided healthcare benefits, healthcare prices, and pay for workers in healthcare occupations.

  • Employment and Wages in Healthcare Occupations
    Healthcare occupations are a significant percentage of U.S. employment. Some of the largest and highest paying occupations are in healthcare. This Spotlight examines employment and wages for healthcare occupations.

  • Fifty years of looking at changes in peoples lives
    Longitudinal surveys help us understand long-term changes, such as how events that happened when a person was in high school affect labor market success as an adult.