ON Semiconductor Corp number of employees

ON Semiconductor Corp reported 26,400 employees at December 31, 2024 in its latest annual report, down 3,600 (12.0%) on the year before. That compares with 30,000 at December 31, 2021. Revenue per employee was $268,269.

Headcount by year

Fiscal year end	Employees	Change	Revenue per employee	Source
December 31, 2024	26,400	−3,600 (12.0%)	$268,269	10-K, filed February 10, 2025
December 31, 2023	30,000	−1,000 (3.2%)	$275,100	10-K, filed February 5, 2024
December 31, 2022	31,000	+1,000 (3.3%)	$268,587	10-K, filed February 6, 2023
December 31, 2021	30,000	—	$224,660	10-K, filed February 14, 2022

What the annual reports say

Headcount As of December 31, 2024, we had approximately 26,400 regular full-time employees and approximately 90 part-time and temporary employees in facilities located in 33 countries. 2024 annual report
Headcount As of December 31, 2023, we had approximately 30,000 regular full-time employees and approximately 100 part-time and temporary employees in facilities located in 33 countries. 2023 annual report
These principles include providing a safe and positive work environment to our employees that emphasizes learning and professional development and respect for individuals and ethical conduct. 13 Headcount As of December 31, 2022, we had approximately 31,000 regular full-time employees and approximately 109 part-time and temporary employees in facilities located in 34 countries. 2022 annual report
Headcount As of December 31, 2021, we had approximately 30,000 regular full-time employees and approximately 3,300 part-time and temporary employees in facilities located in 35 countries. 2021 annual report

Headcount as the company states it in Item 1 of its annual report (some count full-time equivalents or exclude part-time and temporary staff), at the date it gives. Years where the report states no clear total are left out rather than estimated. Changes can reflect acquisitions and disposals as well as hiring and job cuts.

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Figures from ON Semiconductor Corp's SEC filings (10-K and 10-Q), retrieved November 2, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to ON Semiconductor Corp.