How many employees work at Arcellx?
Arcellx, Inc. has approximately 198 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Arcellx’s total headcount has grown 63.8% from 121 employees in 2023 to 198 in 2026.
Is Arcellx hiring right now?
Yes, Arcellx is actively hiring. Arcellx had 46 active job postings in 2026, a 45.3% increase from 2025 — see job openings & hiring trends.
About Arcellx’s Workforce
Arcellx, Inc. is a Pharmaceuticals company that employs 198 people worldwide as of March 2026. It is the largest by headcount among its peers. Founded in 2014, the company is headquartered in Redwood City, California.
Arcellx's workforce has grown 63.8% from 2023 to 2026, up 4.2% year over year in 2026. Its workforce is concentrated most in North America (99.5%), followed by South Asia (0.5%).
Arcellx's functional groups are Finance and Operations (46.3%), Engineering (35.7%), and Sales and Marketing (18.0%), with Sales and Marketing growing fastest (up 7.9%). The average salary is $195,713, highest in North America at a median of $165,000, up 2.2% year over year in 2026.
Arcellx's active job postings rose 45.3% in 2026 to 46, with new postings per month climbing from 14 in 2023 to 29 in 2026. Overall employee sentiment is positive and improving.
Sourced from Revelio Labs workforce data.
- Headquarters
- Redwood City, California
- Founded
- 2014
- Industry
- Pharmaceuticals
- Employees
- 198
- YoY
- +4.2% (+36)
As of March 2026
Arcellx workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Arcellx. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsArcellx Annual Employee Count (2023-2026)
- Arcellx had 198 employees in 2026, a 4.2% increase (+36) from 2025.
- Arcellx had 200 employees in 2025, a 9.0% increase (+50) from 2024.
- Arcellx had 150 employees in 2024, a 1.1% decline (+21) from 2023.
- Arcellx had 129 employees in 2023, a 8.4% increase (+28) from 2022.
Arcellx's total workforce has grown from 121 employees in 2023 to 198 in 2026.
Arcellx, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 198 | +36 | +4.2% |
| 2025 | Q4 | 200 | +50 | +9.0% |
| 2025 | Q3 | 188 | +38 | +6.0% |
| 2025 | Q2 | 187 | +27 | -0.5% |
| 2025 | Q1 | 162 | +28 | +2.3% |
| 2024 | Q4 | 150 | +21 | -1.1% |
| 2024 | Q3 | 150 | +24 | +4.6% |
| 2024 | Q2 | 160 | +39 | +10.6% |
| 2024 | Q1 | 134 | +23 | +5.6% |
| 2023 | Q4 | 129 | +28 | +8.4% |
| 2023 | Q3 | 126 | +34 | +7.3% |
| 2023 | Q2 | 121 | +36 | +10.3% |
See Arcellx's complete headcount history, including quarterly breakdowns.
Get the DataArcellx Employee Count by Region (2026)
North America accounts for the largest share of Arcellx's global workforce with approximately 100% of total employees, followed by South Asia.
Arcellx employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 195 | 99.5% |
| South Asia | 1 | 0.5% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataArcellx Employee Count by Department (2026)
Arcellx's employee groups are Finance and Operations (46.3%), Engineering (35.7%), and Sales and Marketing (18.0%).
Arcellx employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 92 | 46.3% |
| Engineering | 71 | 35.7% |
| Sales and Marketing | 36 | 18.0% |
Compare Arcellx's department mix to industry peers.
See Full DataArcellx Employee Salary by Region (2026)
Arcellx's average employee salary is $195,713 globally. Employees in North America receive the highest compensation.
Arcellx median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $165,000 |
Unlock salary by role, level, and city — and compare to Arcellx's industry peers.
Unlock Salary DataArcellx Job Openings and Hiring Trends (2023-2026)
- Arcellx had 46 active job postings in 2026, a 45.3% increase (-94) from 2025.
- Arcellx had 140 active job postings in 2025, a 159.0% increase (+124) from 2024.
- Arcellx had 16 active job postings in 2024, a 89.7% decline (-26) from 2023.
- Arcellx had 42 active job postings in 2023, a 41.5% decline from 2022.
- Hiring velocity in 2026: 29 new roles/month, up from 26 in 2025 and 9 in 2024.
Arcellx's hiring is accelerating: active job postings rose 45.3% in 2026 to 46, with new postings per month climbing from 14 in 2023 to 29 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataArcellx Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Arcellx's workforce based on public professional data. Overall sentiment is positive and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
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Frequently Asked Questions About Arcellx
- How fast is Arcellx growing?
- In 2026, Arcellx's headcount grew 4.2% to 198 employees, up from 162 in 2025.
- See the full headcount history
- Where are Arcellx employees located?
- Most Arcellx employees are based in North America (99.5% of headcount), followed by South Asia.
- Explore where the workforce is based
- What is the average salary at Arcellx?
- The average employee salary at Arcellx is approximately $195.7k per year.
- Analyze the salary distribution
- How many new job postings does Arcellx open per year?
- In Q1 2026, Arcellx opened 86 new job postings. In 2025, Arcellx opened 312 new job postings — about 26 per month.
- Track hiring trends by role
- When was Arcellx founded and where is it headquartered?
- Arcellx was founded in 2014 and is headquartered in Redwood City, California.
- Compare Arcellx to industry peers
Speak with a workforce expert about Arcellx.
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