How many employees work at Cosyne Therapeutics?

Cosyne Therapeutics Ltd. has approximately 22 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Cosyne Therapeutics’s total headcount has declined 11.2% from 25 employees in 2023 to 22 in 2026.

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

Is Cosyne Therapeutics hiring right now?

No, Cosyne Therapeutics is not actively hiring. Cosyne Therapeutics had 0 active job postings in 2026, a 0.0% no change from 2025 — see job openings & hiring trends.

About Cosyne Therapeutics’s Workforce

Cosyne Therapeutics Ltd. is a Biotech and Healthcare Services company that employs 22 people worldwide as of March 2026. It is the 7th-largest by headcount among its peers. Founded in 2021, the company is headquartered in London, United Kingdom.

Cosyne Therapeutics's workforce has declined 11.2% from 2023 to 2026, down 19.6% year over year in 2026. It fell to a low of 22 in 2025 Q4 before recovering. Its workforce is concentrated most in Northern Europe (94.6%), followed by Western Europe (5.4%).

Cosyne Therapeutics's functional groups are Finance and Operations (47.6%), Engineering (40.2%), and Sales and Marketing (12.2%). The average salary is $93,140, highest in Northern Europe at a median of $81,000, down 12.8% year over year in 2026.

Cosyne Therapeutics's hiring activity held steady in 2026. Overall employee sentiment is positive and broadly stable.

Sourced from Revelio Labs workforce data.

Headquarters
London, United Kingdom
Founded
2021
Industry
Biotech and Healthcare Services
Employees
22
YoY
-19.6% (-11)

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Cosyne Therapeutics Annual Employee Count (2023-2026)

Interactive chart of Cosyne Therapeutics annual worldwide employee count from 2023 to 2026.
  • Cosyne Therapeutics had 22 employees in 2026, a 19.6% decline (-11) from 2025.
  • Cosyne Therapeutics had 22 employees in 2025, a 15.1% decline (-10) from 2024.
  • Cosyne Therapeutics had 32 employees in 2024, a 6.7% decline (-3) from 2023.
  • Cosyne Therapeutics had 35 employees in 2023, a 24.3% increase (+18) from 2022.

Cosyne Therapeutics's total workforce has declined from 25 employees in 2023 to 22 in 2026.

Cosyne Therapeutics Ltd. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q122-11-19.6%
2025Q422-10-15.1%
2025Q325-9-7.3%
2025Q233-1+7.1%
2025Q133-1-2.6%
2024Q432-3-6.7%
2024Q334+6-3.2%
2024Q234+9+3.1%
2024Q134+14+18.6%
2023Q435+18+24.3%
2023Q328+12+15.6%
2023Q225+15+8.8%

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Cosyne Therapeutics Employee Count by Region (2026)

Northern Europe accounts for the largest share of Cosyne Therapeutics's global workforce with approximately 95% of total employees, followed by Western Europe.

Cosyne Therapeutics employees by region

RegionEmployees% of Total
Northern Europe2194.6%
Western Europe15.4%

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Cosyne Therapeutics Employee Count by Department (2026)

Cosyne Therapeutics's employee groups are Finance and Operations (47.6%), Engineering (40.2%), and Sales and Marketing (12.2%).

Cosyne Therapeutics employees by department

DepartmentEmployees% of Total
Finance and Operations1047.6%
Engineering940.2%
Sales and Marketing312.2%

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Cosyne Therapeutics Employee Salary by Region (2026)

Cosyne Therapeutics's average employee salary is $93,140 globally. Employees in Northern Europe receive the highest compensation.

Cosyne Therapeutics median employee salary by region (USD)

RegionMedian Salary
Northern Europe$81,000

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Cosyne Therapeutics Job Openings and Hiring Trends (2023-2026)

Interactive chart of Cosyne Therapeutics annual active job postings from 2023 to 2026.
  • Cosyne Therapeutics had 0 active job postings in 2026, a 0% no change from 2025.
  • Cosyne Therapeutics had 0 active job postings in 2025, a 0% no change from 2024.
  • Cosyne Therapeutics had 0 active job postings in 2024, a 200.0% decline (-1) from 2023.
  • Cosyne Therapeutics had 1 active job postings in 2023, a 0% no change from 2022.
  • Hiring velocity in 2026: 0 new roles/month, up from 0 in 2025 and 0 in 2024.

Cosyne Therapeutics's hiring activity held steady in 2026.

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Cosyne Therapeutics Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Cosyne Therapeutics's workforce based on public professional data. Overall sentiment is positive and has held steady year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About Cosyne Therapeutics

How fast is Cosyne Therapeutics growing?
In 2026, Cosyne Therapeutics's headcount shrank 19.6% to 22 employees, down from 33 in 2025.
See the full headcount history
Where are Cosyne Therapeutics employees located?
Most Cosyne Therapeutics employees are based in Northern Europe (94.6% of headcount), followed by Western Europe.
Explore where the workforce is based
What is the average salary at Cosyne Therapeutics?
The average employee salary at Cosyne Therapeutics is approximately $93.1k per year.
Analyze the salary distribution
How many new job postings does Cosyne Therapeutics open per year?
In Q1 2026, Cosyne Therapeutics opened 0 new job postings. In 2025, Cosyne Therapeutics opened 3 new job postings — about 0 per month.
Track hiring trends by role
When was Cosyne Therapeutics founded and where is it headquartered?
Cosyne Therapeutics was founded in 2021 and is headquartered in London, United Kingdom.
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