NASDAQ: ARWR

How many employees work at Arrowhead Pharmaceuticals?

Arrowhead Pharmaceuticals, Inc. (ARWR) has approximately 792 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Arrowhead Pharmaceuticals's total headcount has grown 59.4% from 497 employees in 2023 to 792 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026

Arrowhead Pharmaceuticals is hiring

Is Arrowhead Pharmaceuticals hiring right now?

Yes, Arrowhead Pharmaceuticals is actively hiring. Arrowhead Pharmaceuticals had 152 active job postings in 2026, a 64.3% increase from 2025 see job openings & hiring trends.

About Arrowhead Pharmaceuticals's Workforce

Arrowhead Pharmaceuticals, Inc. (ARWR) is a Pharmaceuticals company that employs 792 people worldwide as of March 2026. It is the 4th-largest by headcount among its peers. Founded in 1989, the company is headquartered in Pasadena, California and trades on the NASDAQ.

Arrowhead Pharmaceuticals's workforce has grown 59.4% from 2023 to 2026, up 29.2% year over year in 2026. Its workforce is concentrated most in the United States (91.5%), followed by China (7.4%) and Canada (0.4%), with New Zealand, its fastest-growing location.

Arrowhead Pharmaceuticals's largest functional groups are Finance and Operations (47.3%), Engineering (29.9%), and Sales and Marketing (22.8%), with Sales and Marketing growing fastest (up 15.7%). Median employee tenure is 2.4 years. The average salary is $130,436, ranging from a median of $116,000 in Northern America to $67,000 in Eastern Asia.

Arrowhead Pharmaceuticals's active job postings rose 64.3% in 2026 to 152, with new postings per month climbing from 43 in 2023 to 88 in 2026. Overall employee sentiment is neutral but improving.

Sourced from Revelio Labs workforce data.

As of March 2026

Arrowhead Pharmaceuticals
workforce metrics

Headcount

792

29.2% YoY

Avg. Salary

$130.4k

6.1% YoY

Tenure

2.4yr

0.8yr YoY

Growth Rate

29.2%

22.7pts YoY

Hiring Rate

Attrition Rate

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Interactive chart of Arrowhead Pharmaceuticals annual worldwide employee count from 2023 to 2026.
  • Arrowhead Pharmaceuticals had 792 employees in 2026, a 29.2% increase (+202) from 2025.
  • Arrowhead Pharmaceuticals had 738 employees in 2025, a 22.3% increase (+148) from 2024.
  • Arrowhead Pharmaceuticals had 590 employees in 2024, a 8.3% increase (+47) from 2023.
  • Arrowhead Pharmaceuticals had 543 employees in 2023, a 24.2% increase (+118) from 2022.

Arrowhead Pharmaceuticals's total workforce has grown from 497 employees in 2023 to 792 in 2026.

Arrowhead Pharmaceuticals, Inc. — quarterly employee count (20232026)

YearQtrEmployeesYoY ChangeYoY %
2026Q1792+202+29.2%
2025Q4738+148+22.3%
2025Q3669+84+13.5%
2025Q2640+44+7.1%
2025Q1590+38+6.6%
2024Q4590+47+8.3%
2024Q3585+64+11.6%
2024Q2596+99+18.2%
2024Q1552+102+20.5%
2023Q4543+118+24.2%
2023Q3521+121+26.1%
2023Q2497+121+27.6%

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The United States accounts for the largest share of Arrowhead Pharmaceuticals's global workforce with approximately 92% of total employees, followed by China and Canada. Arrowhead Pharmaceuticals's headcount in New Zealand is growing fastest among its major locations, up 100.0% year over year in 2026.

Arrowhead Pharmaceuticals employees by country — 2026

CountryEmployees% of TotalYoY %
United States71491.5%+11.9%
China587.4%+26.9%
Canada30.4%+44.3%
Nepal10.2%+0.0%
India10.2%+0.0%
New Zealand10.1%+100.0%
France10.1%+100.0%
United Kingdom10.1%+0.0%

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Arrowhead Pharmaceuticals's largest employee groups are Finance and Operations (47.3%), Engineering (29.9%), and Sales and Marketing (22.8%).

Arrowhead Pharmaceuticals employees by department — 2026

DepartmentEmployees% of TotalYoY %
Finance and Operations37747.3%+14.7%
Engineering23829.9%+11.0%
Sales and Marketing18222.8%+15.7%

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Arrowhead Pharmaceuticals's average employee salary is $130,436 globally. Employees in Northern America receive the highest compensation. Pay is lowest in Eastern Asia, at a median of $67,000.

Arrowhead Pharmaceuticals median employee salary by region — 2026 (USD)

RegionMedian Salary
Northern America$116,000
Eastern Asia$67,000

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Interactive chart of Arrowhead Pharmaceuticals annual active job postings from 2023 to 2026.
  • Arrowhead Pharmaceuticals had 152 active job postings in 2026, a 64.3% increase (+79) from 2025.
  • Arrowhead Pharmaceuticals had 73 active job postings in 2025, a 124.4% increase (+56) from 2024.
  • Arrowhead Pharmaceuticals had 17 active job postings in 2024, a 88.5% decline (-27) from 2023.
  • Arrowhead Pharmaceuticals had 44 active job postings in 2023, a 56.9% decline from 2022.
  • Hiring velocity in 2026: 88 new roles/month, up from 57 in 2025 and 30 in 2024. New metric

Arrowhead Pharmaceuticals's hiring is accelerating: active job postings rose 64.3% in 2026 to 152, with new postings per month climbing from 43 in 2023 to 88 in 2026.

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Revelio Labs tracks employee sentiment across Arrowhead Pharmaceuticals's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2026.

Overall

NegativePositive

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How fast is Arrowhead Pharmaceuticals growing?
In 2026, Arrowhead Pharmaceuticals's headcount grew 29.2% to 792 employees, up from 590 in 2025.
Where are Arrowhead Pharmaceuticals employees located?
Most Arrowhead Pharmaceuticals employees are based in the United States (91.5% of headcount), followed by China and Canada.
What is the average salary at Arrowhead Pharmaceuticals?
The average employee salary at Arrowhead Pharmaceuticals is approximately $130.4k per year.
How many people does Arrowhead Pharmaceuticals hire per year?
In 2026, Arrowhead Pharmaceuticals opened roughly 1,056 new roles — about 88 per month.
When was Arrowhead Pharmaceuticals founded and where is it headquartered?
Arrowhead Pharmaceuticals was founded in 1989 and is headquartered in Pasadena, California.

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