Syndax Pharmaceuticals, Inc.

SNDXNASDAQHealthcare● Active

$16.96

$-0.38(-2.19%)

Market Cap$1.5B

P/E Ratio—

52W High$25.59

52W Low$8.585

Avg Volume1.6M

Open$17.38

Beta0.39

Overview

Syndax Pharmaceuticals, Inc. (SNDX) 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 · SNDX · as of Feb 26, 2026

Latest filing snapshot

298

+28+10.37%vs prior year

Syndax Pharmaceuticals, Inc. (SNDX) 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

298

Change (1Y)

+28

Growth % (1Y)

+10.37%

Revenue / Employee

$578.4K

Net Income / Employee

$-957.8K

Market Cap

$1.5B

SNDX Employee Count

2016 – 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)
2026-02-26	2025-12-31	298	+28	+10.37%
2025-03-03	2024-12-31	270	+86	+46.74%
2024-02-27	2023-12-31	184	+77	+71.96%
2023-02-28	2022-12-31	107	+48	+81.36%
2022-03-01	2021-12-31	59	+16	+37.21%
2021-03-12	2020-12-31	43	+8	+22.86%
2020-03-05	2019-12-31	35	-3	-7.89%
2019-03-07	2018-12-31	38	-6	-13.64%
2018-03-08	2017-12-31	44	+12	+37.50%
2017-03-14	2016-12-31	32	—	—

▸ 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

Syndax Pharmaceuticals, Inc.YOU

298$1.5B #4

INBX

Inhibrx Biosciences, Inc.

156$1.3B #5

AMLX

Amylyx Pharmaceuticals, Inc.

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

About SNDX employees

SNDX Employees · Headcount

Syndax Pharmaceuticals, Inc. (SNDX) employee data is sourced from the annual SEC 10-K filing. As of 2025, Syndax Pharmaceuticals, Inc. had 298 full-time employees globally. Full-time employees only. Global consolidated headcount.

Syndax Pharmaceuticals, Inc. employs 298 full-time employees as of the latest filing within the Biotechnology industry. Revenue per employee stands at $578,362, reflecting the company's operational efficiency.

Syndax Pharmaceuticals, Inc.'s workforce increased by 28 (10.37%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Syndax Pharmaceuticals, Inc.'s revenue per employee of $578,362 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

SNDX Employees · 5 questions

As of the latest SEC 10-K filing (2025), Syndax Pharmaceuticals, Inc. had 298 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Syndax Pharmaceuticals, Inc. employee counthow many employees does Syndax Pharmaceuticals, Inc. haveSNDX total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-26