How many employees work at Keros Therapeutics?
Keros Therapeutics, Inc. (KROS) has approximately 79 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Keros Therapeutics’s total headcount has declined 14.4% from 92 employees in 2023 to 79 in 2026.
Is Keros Therapeutics hiring right now?
Yes, Keros Therapeutics is actively hiring. Keros Therapeutics had 33 active job postings in 2026, a 53.8% increase from 2025 — see job openings & hiring trends.
About Keros Therapeutics’s Workforce
Keros Therapeutics, Inc. (KROS) is a Pharmaceuticals company that employs 79 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 2015, the company is headquartered in Lexington, Massachusetts and trades on the NASDAQ.
Keros Therapeutics's workforce has declined 14.4% from 2023 to 2026, down 13.2% year over year in 2026. It fell to a low of 65 in 2025 Q3 before recovering. Its workforce is concentrated most in North America (97.1%), followed by Sub-Saharan Africa (2.9%).
Keros Therapeutics's functional groups are Finance and Operations (44.7%), Engineering (29.9%), and Sales and Marketing (25.3%), with Engineering growing fastest (up 11.5%). The average salary is $173,136, highest in North America at a median of $171,000, down 1.4% year over year in 2026.
Keros Therapeutics's active job postings rose 53.8% in 2026 to 33, with new postings per month cooling from 16 in 2023 to 15 in 2026. Overall employee sentiment is neutral but improving.
Sourced from Revelio Labs workforce data.
- Ticker
- NASDAQ: KROS
- Headquarters
- Lexington, Massachusetts
- Founded
- 2015
- Industry
- Pharmaceuticals
- Employees
- 79
- YoY
- -13.2% (-39)
As of March 2026
Keros Therapeutics workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Keros Therapeutics. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsKeros Therapeutics Annual Employee Count (2023-2026)
- Keros Therapeutics had 79 employees in 2026, a 13.2% decline (-39) from 2025.
- Keros Therapeutics had 78 employees in 2025, a 13.1% decline (-44) from 2024.
- Keros Therapeutics had 122 employees in 2024, a 5.8% increase (+24) from 2023.
- Keros Therapeutics had 98 employees in 2023, a 10.8% increase (+20) from 2022.
Keros Therapeutics's total workforce has grown from 65 employees in 2025 to 79 in 2026. Keros Therapeutics's headcount peaked at 122 in 2024 before declining in 2025 and recovering through 2026.
Keros Therapeutics, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 79 | -39 | -13.2% |
| 2025 | Q4 | 78 | -44 | -13.1% |
| 2025 | Q3 | 65 | -53 | -19.7% |
| 2025 | Q2 | 95 | -16 | -0.7% |
| 2025 | Q1 | 118 | +16 | +5.2% |
| 2024 | Q4 | 122 | +24 | +5.8% |
| 2024 | Q3 | 118 | +23 | +7.4% |
| 2024 | Q2 | 111 | +19 | +7.9% |
| 2024 | Q1 | 102 | +21 | +13.3% |
| 2023 | Q4 | 98 | +20 | +10.8% |
| 2023 | Q3 | 95 | +20 | +7.2% |
| 2023 | Q2 | 92 | +24 | +6.7% |
See Keros Therapeutics's complete headcount history, including quarterly breakdowns.
Get the DataKeros Therapeutics Employee Count by Region (2026)
North America accounts for the largest share of Keros Therapeutics's global workforce with approximately 97% of total employees, followed by Sub-Saharan Africa.
Keros Therapeutics employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 73 | 97.1% |
| Sub-Saharan Africa | 2 | 2.9% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataKeros Therapeutics Employee Count by Department (2026)
Keros Therapeutics's employee groups are Finance and Operations (44.7%), Engineering (29.9%), and Sales and Marketing (25.3%).
Keros Therapeutics employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 35 | 44.7% |
| Engineering | 23 | 29.9% |
| Sales and Marketing | 20 | 25.3% |
Compare Keros Therapeutics's department mix to industry peers.
See Full DataKeros Therapeutics Employee Salary by Region (2026)
Keros Therapeutics's average employee salary is $173,136 globally. Employees in North America receive the highest compensation.
Keros Therapeutics median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $171,000 |
Unlock salary by role, level, and city — and compare to Keros Therapeutics's industry peers.
Unlock Salary DataKeros Therapeutics Job Openings and Hiring Trends (2023-2026)
- Keros Therapeutics had 33 active job postings in 2026, a 53.8% increase (+19) from 2025.
- Keros Therapeutics had 14 active job postings in 2025, a 7.4% increase (+1) from 2024.
- Keros Therapeutics had 13 active job postings in 2024, a 8.0% increase (+1) from 2023.
- Keros Therapeutics had 12 active job postings in 2023, a 88.4% decline from 2022.
- Hiring velocity in 2026: 15 new roles/month, up from 9 in 2025 and 18 in 2024.
Keros Therapeutics's active job postings rose 53.8% in 2026 to 33, with new postings per month cooling from 16 in 2023 to 15 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataKeros Therapeutics Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Keros Therapeutics's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
Similar Pharmaceuticals Companies by Employee Count
Frequently Asked Questions About Keros Therapeutics
- How fast is Keros Therapeutics growing?
- In 2026, Keros Therapeutics's headcount shrank 13.2% to 79 employees, down from 118 in 2025.
- See the full headcount history
- Where are Keros Therapeutics employees located?
- Most Keros Therapeutics employees are based in North America (97.1% of headcount), followed by Sub-Saharan Africa.
- Explore where the workforce is based
- What is the average salary at Keros Therapeutics?
- The average employee salary at Keros Therapeutics is approximately $173.1k per year.
- Analyze the salary distribution
- How many new job postings does Keros Therapeutics open per year?
- In Q1 2026, Keros Therapeutics opened 44 new job postings. In 2025, Keros Therapeutics opened 111 new job postings — about 9 per month.
- Track hiring trends by role
- When was Keros Therapeutics founded and where is it headquartered?
- Keros Therapeutics was founded in 2015 and is headquartered in Lexington, Massachusetts.
- Compare Keros Therapeutics to industry peers
Speak with a workforce expert about Keros Therapeutics.
Book a DemoSee something that doesn't look right? Reach out and our team will review it.