Celldex Therapeutics, Inc.

CLDXNASDAQHealthcare● Active

$28.60

$-0.02(-0.07%)

Market Cap$1.9B

P/E Ratio—

52W High$35.79

52W Low$19.25

Avg Volume958K

Open$28.87

Beta0.93

Employees Ownership Insider Trades

Celldex Therapeutics, Inc. (CLDX) 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 · CLDX · as of Feb 25, 2026

Latest filing snapshot

198

+12+6.45%vs prior year

Celldex Therapeutics, Inc. (CLDX) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global

Total Employees

198

Change (1Y)

+12

Growth % (1Y)

+6.45%

Revenue / Employee

$7.6K

Net Income / Employee

$-1.31M

Market Cap

$1.9B

CLDX Employee Count

1995 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing Date	Period End	Employees	Change (1Y)	Growth (1Y)
2026-02-25	2025-12-31	198	+12	+6.45%
2025-02-27	2024-12-31	186	+26	+16.25%
2024-02-26	2023-12-31	160	+12	+8.11%
2023-02-28	2022-12-31	148	+14	+10.45%
2022-02-28	2021-12-31	134	+9	+7.20%
2021-03-29	2020-12-31	125	-5	-3.85%
2020-03-26	2019-12-31	130	-7	-5.11%
2019-03-07	2018-12-31	137	-60	-30.46%
2018-03-07	2017-12-31	197	-13	-6.19%
2017-03-14	2016-12-31	210	+11	+5.53%

▸ 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.

Related Companies — Employee Count

Biotechnology

#SymbolCompanyEmployeesMkt Cap

ABCL

AbCellera Biologics Inc.

Harmony Biosciences Holdings, Inc.

Celldex Therapeutics, Inc.YOU

Janux Therapeutics, Inc.

91$815M

Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · CLDX peer comparison

About CLDX employees

CLDX Employees · Headcount

Celldex Therapeutics, Inc. (CLDX) employee data is sourced from the annual SEC 10-K filing. As of 2025, Celldex Therapeutics, Inc. had 198 full-time employees globally. Full-time employees only. Global consolidated headcount.

Celldex Therapeutics, Inc. employs 198 full-time employees as of the latest filing within the Biotechnology industry. Revenue per employee stands at $7,576, reflecting the company's operational efficiency.

Celldex Therapeutics, Inc.'s workforce increased by 12 (6.45%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Celldex Therapeutics, Inc.'s revenue per employee of $7,576 positions it among the notable performers in the Biotechnology sector for operational efficiency.

Revenue Financial statements Net income SEC filings Price history Forecast & ratings Ownership Earnings

Frequently Asked Questions

CLDX Employees · 5 questions

As of the latest SEC 10-K filing (2025), Celldex Therapeutics, Inc. had 198 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Celldex Therapeutics, Inc. employee counthow many employees does Celldex Therapeutics, Inc. haveCLDX total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-25