Regeneron Pharmaceuticals, Inc.

REGNNASDAQHealthcare● Active

$635.45

+$6.72(+1.07%)

Market Cap$65.5B

P/E Ratio—

52W High$821.11

52W Low$476.49

Avg Volume831K

Open$632.26

Beta0.24

Overview

Regeneron Pharmaceuticals, Inc. (REGN) 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 · REGN · as of Feb 4, 2026

Latest filing snapshot

15,410

+304+2.01%vs prior year

Regeneron Pharmaceuticals, Inc. (REGN) 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

15,410

Change (1Y)

+304

Growth % (1Y)

+2.01%

Revenue / Employee

$930.8K

Net Income / Employee

$292.3K

Market Cap

$65.5B

REGN Employee Count

1996 – 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)
2026-02-04	2025-12-31	15,410	+304	+2.01%
2025-02-05	2024-12-31	15,106	+1,656	+12.31%
2024-02-05	2023-12-31	13,450	+1,599	+13.49%
2023-02-06	2022-12-31	11,851	+1,483	+14.30%
2022-02-07	2021-12-31	10,368	+1,245	+13.65%
2021-02-08	2020-12-31	9,123	+1,023	+12.63%
2020-02-07	2019-12-31	8,100	+700	+9.46%
2019-02-07	2018-12-31	7,400	+1,200	+19.35%
2018-02-08	2017-12-31	6,200	+800	+14.81%
2017-02-09	2016-12-31	5,400	+1,100	+25.58%

▸ 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

Regeneron Pharmaceuticals, Inc.YOU

Alnylam Pharmaceuticals, Inc.

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

About REGN employees

REGN Employees · Headcount

Regeneron Pharmaceuticals, Inc. (REGN) employee data is sourced from the annual SEC 10-K filing. As of 2025, Regeneron Pharmaceuticals, Inc. had 15,410 full-time employees globally. Full-time employees only. Global consolidated headcount.

Regeneron Pharmaceuticals, Inc. employs 15,410 full-time employees as of the latest filing within the Biotechnology industry. Revenue per employee stands at $930,753, reflecting the company's operational efficiency.

Regeneron Pharmaceuticals, Inc.'s workforce increased by 304 (2.01%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Regeneron Pharmaceuticals, Inc.'s revenue per employee of $930,753 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

REGN Employees · 5 questions

As of the latest SEC 10-K filing (2025), Regeneron Pharmaceuticals, Inc. had 15,410 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Regeneron Pharmaceuticals, Inc. employee counthow many employees does Regeneron Pharmaceuticals, Inc. haveREGN total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-04