On the Record · Amgen
Amgen subsidiaries, as it lists them
The subsidiaries Amgen lists in its latest annual report, with the jurisdiction of each, linked to the filing.
Subsidiaries it lists
| Subsidiary | Jurisdiction |
|---|---|
| Amgen (Europe) GmbH | Switzerland |
| Amgen Canada Inc. | Canada |
| Amgen Fremont Inc. | Delaware |
| Amgen Global Finance B.V. | Netherlands |
| Amgen Global Technology Unlimited Company | Ireland |
| Amgen GmbH Germany | Germany |
| Amgen Ilaç Ticaret Limited Şirketi | Türkiye |
| Amgen International Holdings Inc. | Delaware |
| Amgen K.K. | Japan |
| Amgen K-A, Inc. | Delaware |
| Amgen Manufacturing Limited LLC | Puerto Rico |
| Amgen Rare Disease Holdings Inc. | Delaware |
| Amgen Research (Munich) GmbH | Germany |
| Amgen S.A.S. | France |
| Amgen S.p.A. | Italy |
| Amgen SF, LLC | Delaware |
| Amgen Singapore Holding Pte. Ltd. | Singapore |
| Amgen Singapore Manufacturing Pte. Ltd. | Singapore |
| Amgen Technology (Ireland) Unlimited Company | Ireland |
| Amgen Technology, Limited | Bermuda |
| Amgen USA Inc. | Delaware |
| Amgen Worldwide Holdings B.V. | Netherlands |
| Amgen, S.A. | Spain |
| BioVex LLC | Delaware |
| ChemoCentryx, Inc. | Delaware |
| Five Prime Therapeutics, Inc. | Delaware |
| Horizon Therapeutics Finance S.à.r.l | Luxembourg |
| Horizon Therapeutics Holdings Limited | Ireland |
| Horizon Therapeutics Ireland DAC | Ireland |
| Horizon Therapeutics Limited | Ireland |
| Horizon Therapeutics Services LLC | Delaware |
| Horizon Therapeutics U.S. Holding LLC | Delaware |
| Horizon Therapeutics USA, Inc. | Delaware |
| HZNP Finance Limited | Bermuda |
| Immunex Corporation | Washington |
| Immunex Rhode Island Corporation | Delaware |
| Onyx Pharmaceuticals, Inc. | Delaware |
| Onyx Therapeutics, Inc. | Delaware |
| Pillartree Limited | Ireland |
| Saga Investments Coöperatief U.A. | Netherlands |
| TeneoBio, Inc. | Delaware |
| Viela Bio, Inc. | Delaware |
From Exhibit 21 of the 10-K for 2025. Companies must list their significant subsidiaries there and may leave out smaller ones, so this is the company’s own list, not every entity it owns.
Read from Amgen’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-13. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.