How many employees work at William O'Neil?
William O'Neil + Co., Inc. has 762 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -4.4%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About William O'Neil
William O'Neil + Company, Incorporated is an independent advisory firm that helps the world's leading institutional investment managers increase portfolio performance by providing timely—and time-saving—global buy and sell recommendations, customized independent research, and market advice. We also produce thoughtful research covering global investing themes as well as the most compelling equities of the moment, analyzed using our O’Neil Methodology, a blended method of stock analysis that we have perfected over more than 50 years. Our premier equity research platform PANARAY® provides access to our research and uses innovative visual displays of complex market information, placing us at the forefront of using technology to deliver our high-touch services. Founded in 1963, William O'Neil + Co. is headquartered in Los Angeles with offices in New York, Boston, Chicago, San Francisco, and London.
As of December 2025
William O'Neil
workforce metrics
Headcount
762
Avg. Salary
$27.8k
Tenure
3.6yr
Growth Rate
-4.4%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of William O'Neil annual worldwide employee count from 2023 to 2025.
- William O'Neil total number of employees in 2025 was 762, a 4.4% decline from 2024.
- William O'Neil total number of employees in 2024 was 796, a 4.1% increase from 2023.
- William O'Neil total number of employees in 2023 was 764, a 19.8% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of William O'Neil annual active job postings from 2023 to 2025.
- William O'Neil active job postings in 2025 was 4, a 28.6% increase from 2024.
- William O'Neil active job postings in 2024 was 3, a 100.0% increase from 2023.
- William O'Neil active job postings in 2023 was 1, a 160.0% decline from 2022.
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Employee Sentiment
Sentiment Topics
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