How many employees work at Karyopharm Therapeutics?
Karyopharm Therapeutics, Inc. (KPTI) has approximately 226 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Karyopharm Therapeutics’s total headcount has declined 35.1% from 348 employees in 2023 to 226 in 2026.
Is Karyopharm Therapeutics hiring right now?
Yes, Karyopharm Therapeutics is actively hiring. Karyopharm Therapeutics had 20 active job postings in 2026, a 35.3% increase from 2025 — see job openings & hiring trends.
About Karyopharm Therapeutics’s Workforce
Karyopharm Therapeutics Inc. (Nasdaq: KPTI) is an innovation-driven pharmaceutical company dedicated to the discovery, development, and commercialization of novel first-in-class drugs directed against nuclear export and related targets for the treatment of cancer and other major diseases. Karyopharm's Selective Inhibitor of Nuclear Export (SINE) compounds function by binding with and inhibiting the nuclear export protein XPO1 (or CRM1). Karyopharm’s lead compound, XPOVIO® (selinexor), received accelerated approval from the U.S. Food and Drug Administration (FDA) in July 2019 in combination with dexamethasone as a treatment for patients with heavily pretreated multiple myeloma. In June 2020, XPOVIO was approved by the FDA as a treatment for patients with relapsed or refractory diffuse large B-cell lymphoma. A Marketing Authorization Application for selinexor for patients with heavily pretreated multiple myeloma is also currently under review by the European Medicines Agency. In addition to single-agent and combination activity against a variety of human cancers, SINE compounds have also shown biological activity in models of neurodegeneration, inflammation, autoimmune disease, certain viruses and wound-healing. Karyopharm has several investigational programs in clinical or preclinical development.
Sourced from Revelio Labs workforce data.
- Ticker
- NASDAQ: KPTI
- Headquarters
- Newton, Massachusetts
- Founded
- 2008
- Industry
- Pharmaceuticals
- Employees
- 226
- YoY
- -7.6% (-37)
As of March 2026
Karyopharm Therapeutics workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Karyopharm Therapeutics. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsKaryopharm Therapeutics Annual Employee Count (2023-2026)
- Karyopharm Therapeutics had 226 employees in 2026, a 7.6% decline (-37) from 2025.
- Karyopharm Therapeutics had 229 employees in 2025, a 9.4% decline (-41) from 2024.
- Karyopharm Therapeutics had 270 employees in 2024, a 6.4% decline (-33) from 2023.
- Karyopharm Therapeutics had 303 employees in 2023, a 10.9% decline (-51) from 2022.
Karyopharm Therapeutics, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 226 | -37 | -7.6% |
| 2025 | Q4 | 229 | -41 | -9.4% |
| 2025 | Q3 | 228 | -50 | -11.0% |
| 2025 | Q2 | 258 | -43 | -8.0% |
| 2025 | Q1 | 263 | -34 | -6.8% |
| 2024 | Q4 | 270 | -33 | -6.4% |
| 2024 | Q3 | 278 | -34 | -7.3% |
| 2024 | Q2 | 301 | -47 | -8.9% |
| 2024 | Q1 | 297 | -52 | -9.8% |
| 2023 | Q4 | 303 | -51 | -10.9% |
| 2023 | Q3 | 312 | -60 | -9.9% |
| 2023 | Q2 | 348 | -58 | -6.5% |
See Karyopharm Therapeutics's complete headcount history, including quarterly breakdowns.
Get the DataKaryopharm Therapeutics Employee Count by Region (2026)
Karyopharm Therapeutics employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 209 | 96.1% |
| Southeast Asia | 3 | 1.4% |
| Sub-Saharan Africa | 1 | 0.7% |
| Central and Western Asia | 1 | 0.5% |
| Pacific Islands | 1 | 0.4% |
| South Asia | 1 | 0.3% |
| Central America and the Caribbean | 1 | 0.3% |
| Western Europe | 1 | 0.2% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataKaryopharm Therapeutics Employee Count by Department (2026)
Karyopharm Therapeutics employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 103 | 45.7% |
| Sales and Marketing | 82 | 36.4% |
| Engineering | 40 | 17.9% |
Compare Karyopharm Therapeutics's department mix to industry peers.
See Full DataKaryopharm Therapeutics Employee Salary by Region (2026)
Karyopharm Therapeutics median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $203,000 |
| Southeast Asia | $20,000 |
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Unlock Salary DataKaryopharm Therapeutics Job Openings and Hiring Trends (2023-2026)
- Karyopharm Therapeutics had 20 active job postings in 2026, a 35.3% increase (+9) from 2025.
- Karyopharm Therapeutics had 11 active job postings in 2025, a 58.8% increase (+5) from 2024.
- Karyopharm Therapeutics had 6 active job postings in 2024, a 66.7% decline (-6) from 2023.
- Karyopharm Therapeutics had 12 active job postings in 2023, a 136.8% decline from 2022.
- Hiring velocity in 2026: 11 new roles/month, up from 7 in 2025 and 10 in 2024.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataKaryopharm Therapeutics Employee Sentiment (2026)
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
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Frequently Asked Questions About Karyopharm Therapeutics
- How fast is Karyopharm Therapeutics growing?
- In 2026, Karyopharm Therapeutics's headcount shrank 7.6% to 226 employees, down from 263 in 2025.
- See the full headcount history
- Where are Karyopharm Therapeutics employees located?
- Most Karyopharm Therapeutics employees are based in North America (96.1% of headcount), followed by Southeast Asia and Sub-Saharan Africa.
- Explore where the workforce is based
- What is the average salary at Karyopharm Therapeutics?
- The average employee salary at Karyopharm Therapeutics is approximately $218.5k per year.
- Analyze the salary distribution
- How many new job postings does Karyopharm Therapeutics open per year?
- In Q1 2026, Karyopharm Therapeutics opened 34 new job postings. In 2025, Karyopharm Therapeutics opened 86 new job postings — about 7 per month.
- Track hiring trends by role
- When was Karyopharm Therapeutics founded and where is it headquartered?
- Karyopharm Therapeutics was founded in 2008 and is headquartered in Newton, Massachusetts.
- Compare Karyopharm Therapeutics to industry peers
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