NASDAQ: SEPN

How many employees work at Septerna?

Septerna, Inc. (SEPN) has approximately 137 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Septerna’s total headcount has grown 121.6% from 62 employees in 2023 to 137 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 20232026Published August 2026

Is Septerna hiring right now?

Yes, Septerna is actively hiring. Septerna had 16 active job postings in 2026, a 13.3% increase from 2025 see job openings & hiring trends.

About Septerna’s Workforce

Septerna, Inc. (SEPN) is a Biotech and Healthcare Services company that employs 137 people worldwide as of March 2026. It is the 8th-largest by headcount among its peers. Founded in 2019, the company is headquartered in South San Francisco, California and trades on the NASDAQ.

Septerna's workforce has grown 121.6% from 2023 to 2026, up 6.4% year over year in 2026. Its workforce is concentrated most in North America (98.2%), followed by Southern Europe (1.8%).

Septerna's functional groups are Finance and Operations (40.8%), Engineering (39.0%), and Sales and Marketing (20.2%), with Sales and Marketing growing fastest (up 21.3%). The average salary is $203,614, highest in North America at a median of $160,000, up 2.0% year over year in 2026.

Septerna's active job postings rose 13.3% in 2026 to 16, with new postings per month climbing from 4 in 2023 to 10 in 2026. Overall employee sentiment is positive and broadly stable.

Sourced from Revelio Labs workforce data.

Ticker
NASDAQ: SEPN
Headquarters
South San Francisco, California
Founded
2019
Industry
Biotech and Healthcare Services
Employees
137
YoY
+6.4% (+43)

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Septerna Annual Employee Count (2023-2026)

Interactive chart of Septerna annual worldwide employee count from 2023 to 2026.
  • Septerna had 137 employees in 2026, a 6.4% increase (+43) from 2025.
  • Septerna had 129 employees in 2025, a 4.3% increase (+38) from 2024.
  • Septerna had 91 employees in 2024, a 7.5% increase (+22) from 2023.
  • Septerna had 69 employees in 2023, a 0.3% increase (+13) from 2022.

Septerna's total workforce has grown from 62 employees in 2023 to 137 in 2026.

Septerna, Inc. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q1137+43+6.4%
2025Q4129+38+4.3%
2025Q3124+43+6.7%
2025Q2110+24+6.0%
2025Q194+20+4.3%
2024Q491+22+7.5%
2024Q381+15+3.8%
2024Q286+24+4.0%
2024Q174+15+3.9%
2023Q469+13+0.3%
2023Q366+12+0.7%
2023Q262+14+2.2%

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Septerna Employee Count by Region (2026)

North America accounts for the largest share of Septerna's global workforce with approximately 98% of total employees, followed by Southern Europe.

Septerna employees by region

RegionEmployees% of Total
North America13098.2%
Southern Europe21.8%

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Septerna Employee Count by Department (2026)

Septerna's employee groups are Finance and Operations (40.8%), Engineering (39.0%), and Sales and Marketing (20.2%).

Septerna employees by department

DepartmentEmployees% of Total
Finance and Operations5540.8%
Engineering5239.0%
Sales and Marketing2720.2%

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Septerna Employee Salary by Region (2026)

Septerna's average employee salary is $203,614 globally. Employees in North America receive the highest compensation.

Septerna median employee salary by region (USD)

RegionMedian Salary
North America$160,000

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Septerna Job Openings and Hiring Trends (2023-2026)

Interactive chart of Septerna annual active job postings from 2023 to 2026.
  • Septerna had 16 active job postings in 2026, a 13.3% increase (+2) from 2025.
  • Septerna had 14 active job postings in 2025, a 15.4% increase (+2) from 2024.
  • Septerna had 12 active job postings in 2024, a 100.0% increase (+8) from 2023.
  • Septerna had 4 active job postings in 2023, a 28.6% increase from 2022.
  • Hiring velocity in 2026: 10 new roles/month, up from 8 in 2025 and 6 in 2024.

Septerna's hiring is accelerating: active job postings rose 13.3% in 2026 to 16, with new postings per month climbing from 4 in 2023 to 10 in 2026.

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Septerna Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Septerna'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 Septerna

How fast is Septerna growing?
In 2026, Septerna's headcount grew 6.4% to 137 employees, up from 94 in 2025.
See the full headcount history
Where are Septerna employees located?
Most Septerna employees are based in North America (98.2% of headcount), followed by Southern Europe.
Explore where the workforce is based
What is the average salary at Septerna?
The average employee salary at Septerna is approximately $203.6k per year.
Analyze the salary distribution
How many new job postings does Septerna open per year?
In Q1 2026, Septerna opened 31 new job postings. In 2025, Septerna opened 93 new job postings — about 8 per month.
Track hiring trends by role
When was Septerna founded and where is it headquartered?
Septerna was founded in 2019 and is headquartered in South San Francisco, California.
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