Alnylam Pharmaceuticals, Inc.

ALNYNASDAQHealthcare● Active

$287.32

$-15.73(-5.19%)

Market Cap$38.4B

P/E Ratio—

52W High$495.55

52W Low$283.1

Avg Volume1.1M

Open$303.11

Beta0.27

Overview

Alnylam Pharmaceuticals, Inc. (ALNY) 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 · ALNY · as of Feb 12, 2026

Latest filing snapshot

2,500

+270+12.11%vs prior year

Alnylam Pharmaceuticals, Inc. (ALNY) 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

2,500

Change (1Y)

+270

Growth % (1Y)

+12.11%

Revenue / Employee

$1.49M

Net Income / Employee

$125.5K

Market Cap

$40.5B

ALNY Employee Count

2004 – 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)
2026-02-12	2025-12-31	2,500	+270	+12.11%
2025-02-13	2024-12-31	2,230	+130	+6.19%
2024-02-15	2023-12-31	2,100	+98	+4.90%
2023-02-23	2022-12-31	2,002	+337	+20.24%
2022-02-10	2021-12-31	1,665	+212	+14.59%
2021-02-11	2020-12-31	1,453	+130	+9.83%
2020-02-13	2019-12-31	1,323	+258	+24.23%
2019-02-14	2018-12-31	1,065	+316	+42.19%
2018-02-15	2017-12-31	749	+235	+45.72%
2017-02-15	2016-12-31	514	+145	+39.30%

▸ 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

Cigna Corporation

71,295$76.4B #2

BDX

Becton, Dickinson and Company

70,000$54.1B #3

CAH

Cardinal Health, Inc.

Edwards Lifesciences Corporation

15,800$49.0B #6

ALNY

Alnylam Pharmaceuticals, Inc.YOU

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

About ALNY employees

ALNY Employees · Headcount

Alnylam Pharmaceuticals, Inc. (ALNY) employee data is sourced from the annual SEC 10-K filing. As of 2025, Alnylam Pharmaceuticals, Inc. had 2,500 full-time employees globally. Full-time employees only. Global consolidated headcount.

Alnylam Pharmaceuticals, Inc. employs 2,500 full-time employees as of the latest filing within the Biotechnology industry. Revenue per employee stands at $1.49M, reflecting the company's operational efficiency.

Alnylam Pharmaceuticals, Inc.'s workforce increased by 270 (12.11%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Alnylam Pharmaceuticals, Inc.'s revenue per employee of $1.49M 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

ALNY Employees · 5 questions

As of the latest SEC 10-K filing (2025), Alnylam Pharmaceuticals, Inc. had 2,500 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Alnylam Pharmaceuticals, Inc. employee counthow many employees does Alnylam Pharmaceuticals, Inc. haveALNY total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-12