How many employees work at Y-mAbs Therapeutics?
Y-mAbs Therapeutics, Inc. has approximately 52 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Y-mAbs Therapeutics’s total headcount has declined 48.9% from 101 employees in 2023 to 52 in 2026.
Is Y-mAbs Therapeutics hiring right now?
No, Y-mAbs Therapeutics is not actively hiring. Y-mAbs Therapeutics had 0 active job postings in 2026, a 200.0% decline from 2025 — see job openings & hiring trends.
About Y-mAbs Therapeutics’s Workforce
Y-mAbs Therapeutics, Inc. is a Pharmaceuticals company that employs 52 people worldwide as of March 2026. It is the 4th-largest by headcount among its peers. Founded in 2015, the company is headquartered in Princeton, New Jersey.
Y-mAbs Therapeutics's workforce has declined 48.9% from 2023 to 2026, down 18.4% year over year in 2026. It fell to a low of 52 in 2026 Q1 before recovering. Its workforce is concentrated most in North America (54.4%), followed by Northern Europe (38.7%) and Sub-Saharan Africa (6.4%).
Y-mAbs Therapeutics's functional groups are Finance and Operations (51.9%), Engineering (38.7%), and Sales and Marketing (9.3%). The average salary is $182,028, ranging from a median of $201,000 in Northern Europe to $174,000 in North America, down 10.6% year over year in 2026.
Y-mAbs Therapeutics's active job postings fell 200.0% in 2026 to 0, with new postings per month cooling from 1 in 2023 to 0 in 2026. Overall employee sentiment is negative and broadly stable.
Sourced from Revelio Labs workforce data.
- Headquarters
- Princeton, New Jersey
- Founded
- 2015
- Industry
- Pharmaceuticals
- Employees
- 52
- YoY
- -18.4% (-49)
As of March 2026
Y-mAbs Therapeutics workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Y-mAbs Therapeutics. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsY-mAbs Therapeutics Annual Employee Count (2023-2026)
- Y-mAbs Therapeutics had 52 employees in 2026, a 18.4% decline (-49) from 2025.
- Y-mAbs Therapeutics had 68 employees in 2025, a 16.3% decline (-37) from 2024.
- Y-mAbs Therapeutics had 105 employees in 2024, a 1.9% decline (-5) from 2023.
- Y-mAbs Therapeutics had 110 employees in 2023, a 2.9% decline (-32) from 2022.
Y-mAbs Therapeutics's total workforce has declined from 101 employees in 2023 to 52 in 2026. Y-mAbs Therapeutics's headcount peaked at 122 in 2024.
Y-mAbs Therapeutics, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 52 | -49 | -18.4% |
| 2025 | Q4 | 68 | -37 | -16.3% |
| 2025 | Q3 | 83 | -32 | -10.1% |
| 2025 | Q2 | 100 | -22 | -6.0% |
| 2025 | Q1 | 101 | -14 | -2.0% |
| 2024 | Q4 | 105 | -5 | -1.9% |
| 2024 | Q3 | 115 | +11 | +1.7% |
| 2024 | Q2 | 122 | +21 | +8.0% |
| 2024 | Q1 | 115 | +7 | +3.0% |
| 2023 | Q4 | 110 | -32 | -2.9% |
| 2023 | Q3 | 104 | -40 | -5.8% |
| 2023 | Q2 | 101 | -40 | -9.3% |
See Y-mAbs Therapeutics's complete headcount history, including quarterly breakdowns.
Get the DataY-mAbs Therapeutics Employee Count by Region (2026)
North America accounts for the largest share of Y-mAbs Therapeutics's global workforce with approximately 54% of total employees, followed by Northern Europe and Sub-Saharan Africa.
Y-mAbs Therapeutics employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 28 | 54.4% |
| Northern Europe | 20 | 38.7% |
| Sub-Saharan Africa | 3 | 6.4% |
| Southeast Asia | 0 | 0.5% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataY-mAbs Therapeutics Employee Count by Department (2026)
Y-mAbs Therapeutics's employee groups are Finance and Operations (51.9%), Engineering (38.7%), and Sales and Marketing (9.3%).
Y-mAbs Therapeutics employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 27 | 51.9% |
| Engineering | 20 | 38.7% |
| Sales and Marketing | 5 | 9.3% |
Compare Y-mAbs Therapeutics's department mix to industry peers.
See Full DataY-mAbs Therapeutics Employee Salary by Region (2026)
Y-mAbs Therapeutics's average employee salary is $182,028 globally. Employees in Northern Europe receive the highest compensation. Pay is lowest in North America, at a median of $174,000.
Y-mAbs Therapeutics median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Northern Europe | $201,000 |
| North America | $174,000 |
Unlock salary by role, level, and city — and compare to Y-mAbs Therapeutics's industry peers.
Unlock Salary DataY-mAbs Therapeutics Job Openings and Hiring Trends (2023-2026)
- Y-mAbs Therapeutics had 0 active job postings in 2026, a 200.0% decline from 2025.
- Y-mAbs Therapeutics had 0 active job postings in 2025, a 0% no change from 2024.
- Y-mAbs Therapeutics had 0 active job postings in 2024, a 200.0% decline (-1) from 2023.
- Y-mAbs Therapeutics had 1 active job postings in 2023, a 66.7% decline from 2022.
- Hiring velocity in 2026: 0 new roles/month, down from 3 in 2025 and 1 in 2024.
Y-mAbs Therapeutics's hiring is slowing: active job postings fell 200.0% in 2026 to 0, with new postings per month cooling from 1 in 2023 to 0 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataY-mAbs Therapeutics Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Y-mAbs Therapeutics's workforce based on public professional data. Overall sentiment is negative and has held steady 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 Y-mAbs Therapeutics
- How fast is Y-mAbs Therapeutics growing?
- In 2026, Y-mAbs Therapeutics's headcount shrank 18.4% to 52 employees, down from 101 in 2025.
- See the full headcount history
- Where are Y-mAbs Therapeutics employees located?
- Most Y-mAbs Therapeutics employees are based in North America (54.4% of headcount), followed by Northern Europe and Sub-Saharan Africa.
- Explore where the workforce is based
- What is the average salary at Y-mAbs Therapeutics?
- The average employee salary at Y-mAbs Therapeutics is approximately $182k per year.
- Analyze the salary distribution
- How many new job postings does Y-mAbs Therapeutics open per year?
- In Q1 2026, Y-mAbs Therapeutics opened 0 new job postings. In 2025, Y-mAbs Therapeutics opened 32 new job postings — about 3 per month.
- Track hiring trends by role
- When was Y-mAbs Therapeutics founded and where is it headquartered?
- Y-mAbs Therapeutics was founded in 2015 and is headquartered in Princeton, New Jersey.
- Compare Y-mAbs Therapeutics to industry peers
Speak with a workforce expert about Y-mAbs Therapeutics.
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