Private company

Assenagon Asset Management S.A.

Last updated Oct 21, 2026.

Overview

  • HeadquartersN41

Corporate structure

Assenagon Asset Management S.A. sits at the top of its group. 3 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from major holders from Schedules 13D and 13G; stakes of 5% or more it reported on Schedules 13D and 13G (2 companies). Each entity in the chart links to its source.

Filings

25 filings to the SEC since October 2021: 25 other. The latest 20:

  1. Oct 15, 202613F-HR EDGAR
  2. Aug 21, 202613F-HR/A EDGAR
  3. Aug 14, 2026N-PX EDGAR
  4. Jul 8, 202613F-HR EDGAR
  5. Apr 20, 202613F-HR EDGAR
  6. Jan 9, 202613F-HR EDGAR
  7. Oct 7, 202513F-HR EDGAR
  8. Aug 1, 2025N-PX EDGAR
  9. Jul 11, 202513F-HR EDGAR
  10. Apr 15, 202513F-HR EDGAR
  11. Jan 14, 202513F-HR EDGAR
  12. Oct 23, 202413F-HR EDGAR
  13. Aug 19, 2024N-PX EDGAR
  14. Jul 18, 202413F-HR EDGAR
  15. Apr 24, 202413F-HR EDGAR
  16. Jan 17, 202413F-HR EDGAR
  17. Nov 6, 202313F-HR EDGAR
  18. Jul 25, 202313F-HR EDGAR
  19. Apr 18, 202313F-HR EDGAR
  20. Jan 12, 202313F-HR EDGAR

The 25 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Stakes it holds

Assenagon Asset Management S.A. has told the SEC it owns more than 5% of 2 companies, latest first (Schedules 13D and 13G).