Keeping a tally of job cuts at major companies

Pedestrians walk by a sign outside of the Hewlett-Packard headquarters in Palo Alto, California.
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There is a scary trend happening this fall: A series of job cuts at several big-name public and private U.S. companies, most of which began in September, are continuing into October. (Tweet this)

U.S.-headquartered companies put 58,877 jobs on the chopping block last month, up 43 percent from just more than 41,000 in August and the third-highest monthly total this year, according to a report from global outplacement firm Challenger, Gray & Christmas.

Meg Whitman, CEO of Hewlett-Packard
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An employee arranges frozen turkeys displayed for sale at a Walmart Store in Los Angeles.
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A Whole Foods Market in Newport Beach, California
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It all began in September when Hewlett-Packard announced its spinoff could mean up to 30,000 job cuts. Other companies to follow that month were Chesapeake Energy and Whole Foods.

The layoff announcements have continued thus far in October. For a running tally of major job cuts so far, see the chart below:

—CNBC's Tom DiChristopher contributed to this report.