Personalis, Inc.
Personalis, Inc. (PSNL) Number of Employees – History & Annual Headcount
Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.
SEC EDGAR · FMP · PSNL · as of Feb 26, 2026
Latest filing snapshot
Personalis, Inc. (PSNL) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗
PSNL Employee Count
2019 – 2025 · Annual · SEC filingSource: SEC annual filings · Hover bar to view year data · Click to view original filing
Employees History
| Filing Date | Employees | Change (1Y) | Growth (1Y) | SEC filing link |
|---|---|---|---|---|
| 2026-02-26 | 260 | +31 | +13.54% | |
| 2025-02-27 | 229 | -170 | -42.61% | |
| 2023-02-23 | 399 | +73 | +22.39% | |
| 2022-02-24 | 326 | +91 | +38.72% | |
| 2021-02-25 | 235 | +53 | +29.12% | |
| 2020-03-25 | 182 | — | — |
▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.
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About PSNL employees
PSNL Employees · Headcount
Personalis, Inc. (PSNL) employee data is sourced from the annual SEC 10-K filing. As of 2025, Personalis, Inc. had 260 full-time employees globally. Full-time employees only. Global consolidated headcount.
Personalis, Inc.'s workforce increased by 31 (13.54%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.
Frequently Asked Questions
PSNL Employees · 5 questionsAs of the latest SEC 10-K filing (2025), Personalis, Inc. had 260 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.
▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-26