Sionna Therapeutics, Inc. number of employees

Sionna Therapeutics, Inc. reported 59 employees at December 31, 2025 in its latest annual report.

Headcount by year

Fiscal year end	Employees	Change	Revenue per employee	Source
December 31, 2025	59	—	—	10-K, filed March 2, 2026

What the annual reports say

Employees and Human Capital Resources As of February 15, 2026, we had 59 full-time employees, of which 15 had M.D. or Ph.D. degrees. 2025 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 Sionna Therapeutics, Inc.'s SEC filings (10-K and 10-Q). How we read and check them: methodology and data sources. Not investment advice. Back to Sionna Therapeutics, Inc.