How many employees does Zenas BioPharma, Inc. have?

Zenas BioPharma, Inc. reported 167 employees for the fiscal year ending Dec 2025, in the annual report it filed on March 16, 2026. That is up 28.5% from a year earlier.

What is Zenas BioPharma, Inc.'s revenue per employee?

Zenas BioPharma, Inc. brought in $10.0M of revenue in fiscal Dec 2025, which is $60K per employee. That ranks 96 of 108 companies we track in Biotechnology, where the median is $459K.

Where do these numbers come from?

Employee counts and revenue are taken from each company's own annual report (Form 10-K). Open roles are counted from the company's public job board where we have matched one. Companies report headcount once a year, sometimes rounded, so small changes can be noise.

Company data

Zenas BioPharma, Inc. employees and revenue per employee

ZBIO · Biotechnology · $1.72B market cap

Zenas BioPharma, Inc. had 167 employees at the end of fiscal Dec 2025, up 28.5% from a year earlier. Revenue for the year was $10.0M, up 100.0% from a year earlier, or $60K per employee. Revenue and headcount both grew, and revenue grew faster.

Employees

167

+28.5% YoY

Revenue

$10.0M

+100.0% YoY

Revenue / employee

$60K

Peer median $459K

Rank in industry

96 of 108

Biotechnology

Headcount against revenue

Both lines start at 100 in the first year we hold, so you can see which one grew faster.

EmployeesRevenueIndexed to 100 in Dec 2024

Hover a year for the numbers.

ZBIO employees and revenue by fiscal year
Year ending	Employees	Revenue	Per employee	Staff YoY	Revenue YoY
Dec 2025	167	$10.0M	$60K	+28.5%	+100.0%
Dec 2024	130	$5.0M	$38K	—	—

Open roles: we have not matched a verified job board for this company yet.

Employees, last six fiscal years

Revenue per employee, last six fiscal years

Zenas BioPharma, Inc. against similar companies

The closest industry peers by revenue, from Biotechnology.

Company	Employees	Revenue	Revenue / employee	Shape
CBIO Crescent Biopharma, Inc.	44	$10.8M	$246K	—
JANX Janux Therapeutics, Inc.	109	$10.0M	$92K	Hiring into decline
RLAY Relay Therapeutics, Inc.	192	$15.4M	$80K	Leaner
PRAX Praxis Precision Medicines, Inc.	116	$8.6M	$74K	Efficient growth
PGEN Precigen, Inc.	160	$9.7M	$61K	Efficient growth
ZBIO Zenas BioPharma, Inc.	167	$10.0M	$60K	Efficient growth
IMNM Immunome, Inc.	177	$6.9M	$39K	Hiring into decline
CRNX Crinetics Pharmaceuticals, Inc.	594	$7.7M	$13K	Efficient growth
AKTS Aktis Oncology, Inc.	200,000	$6.5M	$32	—

Every Healthcare company

Questions about Zenas BioPharma, Inc.

How many employees does Zenas BioPharma, Inc. have?: Zenas BioPharma, Inc. reported 167 employees for the fiscal year ending Dec 2025, in the annual report it filed on March 16, 2026. That is up 28.5% from a year earlier.
What is Zenas BioPharma, Inc.'s revenue per employee?: Zenas BioPharma, Inc. brought in $10.0M of revenue in fiscal Dec 2025, which is $60K per employee. That ranks 96 of 108 companies we track in Biotechnology, where the median is $459K.
Where do these numbers come from?: Employee counts and revenue are taken from each company's own annual report (Form 10-K). Open roles are counted from the company's public job board where we have matched one. Companies report headcount once a year, sometimes rounded, so small changes can be noise.

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Compare ZBIO with the rest of the market

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Source: employee counts and revenue as stated in Zenas BioPharma, Inc.'s annual reports (Form 10-K), latest filed March 16, 2026. This is data, not a recommendation to buy or sell ZBIO.