argenx Management
Management criteria checks 4/4
We currently do not have sufficient information about the CEO.
Key information
Karen Massey
Chief executive officer
US$6.3m
Total compensation
| CEO salary percentage | 11.73% |
| CEO tenure | no data |
| CEO ownership | 0.007% |
| Management average tenure | 4.1yrs |
| Board average tenure | 3.5yrs |
Recent management updates
Recent updates
CEO Compensation Analysis
| Date | Total Compensation | Salary | Company Earnings |
|---|---|---|---|
| Mar 31 2026 | n/a | n/a | US$1b |
| Dec 31 2025 | US$6m | US$742k | US$1b |
| Sep 30 2025 | n/a | n/a | US$2b |
| Jun 30 2025 | n/a | n/a | US$1b |
| Mar 31 2025 | n/a | n/a | US$1b |
| Dec 31 2024 | US$6m | US$656k | US$833m |
| Sep 30 2024 | n/a | n/a | -US$40m |
| Jun 30 2024 | n/a | n/a | -US$204m |
| Mar 31 2024 | n/a | n/a | -US$328m |
| Dec 31 2023 | US$8m | US$481k | -US$295m |
Compensation vs Market: Karen's total compensation ($USD6.32M) is about average for companies of similar size in the German market ($USD5.57M).
Compensation vs Earnings: Karen's compensation has been consistent with company performance over the past year.
CEO
Karen Massey (46 yo)
Ms. Karen Massey serves as CEO & Executive Director of argenx SE since May 6, 2026. She was Chief Operating Officer at argenx SE since March 13, 2023 until May 6, 2026. She has experience in the pharmaceut...
Leadership Team
| Name | Position | Tenure | Compensation | Ownership |
|---|---|---|---|---|
| CEO & Executive Director | no data | US$6.32m | 0.0071% € 3.1m | |
| Chief Financial Officer | 4.9yrs | US$4.24m | no data | |
| Chief Scientific Officer | 3.3yrs | no data | no data | |
| General Counsel & Corporate Secretary | 4.3yrs | no data | no data | |
| Vice President of Corporate Development & Strategy | 10yrs | no data | no data | |
| Global Head of Quality | 6.3yrs | no data | no data | |
| Chief Medical Officer | 4.1yrs | no data | no data | |
| Co-Founder & Member of Board Advisors | no data | no data | no data | |
| Chief Technology Innovation Officer | 4.1yrs | no data | no data | |
| Global Head of Human Resources | 7.4yrs | no data | no data | |
| Global Head of Digital Technologies | less than a year | no data | no data | |
| Chief Commercialization Officer | 1.3yrs | no data | no data |
Experienced Management: 1AE's management team is considered experienced (4.1 years average tenure).
Board Members
| Name | Position | Tenure | Compensation | Ownership |
|---|---|---|---|---|
| CEO & Executive Director | no data | US$6.32m | 0.0071% € 3.1m | |
| Co-Founder & Member of Board Advisors | no data | no data | no data | |
| Independent Vice Chairman | 9.1yrs | US$477.40k | 0.0037% € 1.6m | |
| Non-Executive Director | 2yrs | US$484.90k | 0.0016% € 693.1k | |
| Member of Board Advisors | no data | no data | no data | |
| Independent Non-Executive Director | 10.1yrs | US$472.40k | 0.0037% € 1.6m | |
| Co-Founder & Non-Executive Chairman of the Board | 11.8yrs | US$4.57m | 0.13% € 57.4m | |
| Member of Board Advisors | no data | US$622.58k | no data | |
| Independent Non-Executive Director | 3.3yrs | US$490.84k | 0.0024% € 1.0m | |
| Independent Non-Executive Director | 3.7yrs | US$464.90k | 0.0030% € 1.3m | |
| Independent Non-Executive Director | 3.4yrs | US$475.84k | 0.0021% € 906.7k |
Experienced Board: 1AE's board of directors are considered experienced (3.5 years average tenure).
Company Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2026/05/22 01:42 |
| End of Day Share Price | 2026/05/22 00:00 |
| Earnings | 2026/03/31 |
| Annual Earnings | 2025/12/31 |
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
|
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| Market Prices | 30 years |
| |
| Ownership | 10 years |
| |
| Management | 10 years |
| |
| Key Developments | 10 years |
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* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.
Learn about the world class team who designed and built the Simply Wall St analysis model.
Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
argenx SE is covered by 55 analysts. 30 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.
| Analyst | Institution |
|---|---|
| null null | Baird |
| Colleen Kusy | Baird |
| Joel Beatty | Baird |