---
title: "ONYX PHARMACEUTICALS INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7fac90ce-edef-5475-af55-497950d86fee
json: https://whiteintel.dev/api/public/dossier/7fac90ce-edef-5475-af55-497950d86fee
identifier: sec:0001012140
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ONYX PHARMACEUTICALS INC

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001012140`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7fac90ce-edef-5475-af55-497950d86fee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7fac90ce-edef-5475-af55-497950d86fee  

## Ownership & control

### Owners / controllers

- **WIGGANS THOMAS G** (director) — https://whiteintel.dev/entity/3bc2b895-7e29-5293-84c1-4082f8345510
- **KENNEY EDWARD F** (officer) — https://whiteintel.dev/entity/9bb079e1-2244-578d-a398-92ece491ac0d
- **WOOD JULIANNA R** (officer) — https://whiteintel.dev/entity/128768e5-f4f4-5a8e-a6f7-52127053cbc9
- **JEW JEANNE Y** (officer) — https://whiteintel.dev/entity/a5dd39fa-64ac-58fe-82da-c35e5ea0bd41
- **RENTON HOLLINGS** (director) — https://whiteintel.dev/entity/ddb97284-6751-5371-b338-e6efe98785ba
- **GIOTTA GREGORY J** (officer) — https://whiteintel.dev/entity/de120940-6ba0-5a00-8fbe-52d0c8ec6d29
- **FREEMAN SCOTT M** (officer) — https://whiteintel.dev/entity/9b037e3b-b399-5cbe-b574-897958778346
- **GODDARD PAUL** (director) — https://whiteintel.dev/entity/5d47bd9d-b0bf-5505-9d03-e539590b9fdf
- **RENTON HOLLINGS** (officer) — https://whiteintel.dev/entity/ddb97284-6751-5371-b338-e6efe98785ba
- **FUCHS HENRY J** (officer) — https://whiteintel.dev/entity/4972f4c1-067e-556d-afa5-045f23afed81
- **WORTZMAN MARILYN E** (officer) — https://whiteintel.dev/entity/fd3ce6cd-ef50-5afe-aef5-ff8e9f896272
- **COLES N ANTHONY** (director) — https://whiteintel.dev/entity/93e474bc-bba7-5ace-979b-48b7ea0929ad
- **WIERENGA WENDALL** (director) — https://whiteintel.dev/entity/72383fd8-bc9b-5937-94af-4f9cfc47b491
- **LASOWSKI JUERGEN** (officer) — https://whiteintel.dev/entity/74d9bdcf-3aeb-5da4-a96b-615a7981a97f
- **LYLE CORINNE H** (director) — https://whiteintel.dev/entity/ea4b6c83-6af9-5b8f-88d6-3edc707f1954
- **GRILLO LOPEZ ANTONIO J** (director) — https://whiteintel.dev/entity/eff8d8a8-9949-5ba8-bc84-fe4a5e9f23f3
- **Torley Helen** (officer) — https://whiteintel.dev/entity/de9231eb-f16e-5fc6-86ce-af3aa2fcb326
- **CAGNONI PABLO J** (officer) — https://whiteintel.dev/entity/4b8f6a2c-a20a-55b0-bce1-d72cbead5f71
- **Fust Matthew K** (officer) — https://whiteintel.dev/entity/02209f36-99ab-5af1-bf01-392fea58414f
- **LUNDBERG MAGNUS** (director) — https://whiteintel.dev/entity/9359a0b0-066d-52bd-a2d3-c79c6435b3dc
- **SHEMA SUZANNE M** (officer) — https://whiteintel.dev/entity/3d505ac1-5ef3-5243-9302-6c98848dd042
- **COLES N ANTHONY** (officer) — https://whiteintel.dev/entity/93e474bc-bba7-5ace-979b-48b7ea0929ad
- **RINGO WILLIAM R** (director) — https://whiteintel.dev/entity/0dbe6312-3545-5aad-af9d-2325efb477f6
- **FOSTER-CHEEK KAYE I** (officer) — https://whiteintel.dev/entity/f857c74e-7e9e-5238-8a79-4abd8076dec3
- **LOVE TED W** (officer) — https://whiteintel.dev/entity/1141706b-0eec-5393-a160-2752cddcbc2a
- **OSBORN JOHN E** (officer) — https://whiteintel.dev/entity/e56ccd19-b56d-5fc7-930d-93d28bd3d11b
- **BREGE LAURA** (officer) — https://whiteintel.dev/entity/63c92934-01e3-5985-be6e-3b0b967bd64b
- **BATLIN JUDY A** (officer) — https://whiteintel.dev/entity/e2c29120-84e7-5e86-baa1-aec995cac4f9
- **KAUFFMAN MICHAEL** (officer) — https://whiteintel.dev/entity/2d9a4fe0-140e-5b61-b69c-e21edf92f0a8
- **SCHAFER GREGORY W** (officer) — https://whiteintel.dev/entity/3f498f9b-c54e-5b52-b95f-cda85db710c5

### UBO chain (walk to the ultimate owner)

1. **WIGGANS THOMAS G** — director → *ONYX PHARMACEUTICALS INC*
1. **KENNEY EDWARD F** — officer → *ONYX PHARMACEUTICALS INC*
1. **WOOD JULIANNA R** — officer → *ONYX PHARMACEUTICALS INC*
1. **JEW JEANNE Y** — officer → *ONYX PHARMACEUTICALS INC*
1. **RENTON HOLLINGS** — director → *ONYX PHARMACEUTICALS INC*
1. **GIOTTA GREGORY J** — officer → *ONYX PHARMACEUTICALS INC*
1. **FREEMAN SCOTT M** — officer → *ONYX PHARMACEUTICALS INC*
1. **GODDARD PAUL** — director → *ONYX PHARMACEUTICALS INC*
1. **RENTON HOLLINGS** — officer → *ONYX PHARMACEUTICALS INC*
1. **FUCHS HENRY J** — officer → *ONYX PHARMACEUTICALS INC*
1. **WORTZMAN MARILYN E** — officer → *ONYX PHARMACEUTICALS INC*
1. **COLES N ANTHONY** — director → *ONYX PHARMACEUTICALS INC*
1. **WIERENGA WENDALL** — director → *ONYX PHARMACEUTICALS INC*
1. **LASOWSKI JUERGEN** — officer → *ONYX PHARMACEUTICALS INC*
1. **LYLE CORINNE H** — director → *ONYX PHARMACEUTICALS INC*
1. **GRILLO LOPEZ ANTONIO J** — director → *ONYX PHARMACEUTICALS INC*
1. **Torley Helen** — officer → *ONYX PHARMACEUTICALS INC*
1. **CAGNONI PABLO J** — officer → *ONYX PHARMACEUTICALS INC*
1. **Fust Matthew K** — officer → *ONYX PHARMACEUTICALS INC*
1. **LUNDBERG MAGNUS** — director → *ONYX PHARMACEUTICALS INC*
1. **SHEMA SUZANNE M** — officer → *ONYX PHARMACEUTICALS INC*
1. **COLES N ANTHONY** — officer → *ONYX PHARMACEUTICALS INC*
1. **RINGO WILLIAM R** — director → *ONYX PHARMACEUTICALS INC*
1. **FOSTER-CHEEK KAYE I** — officer → *ONYX PHARMACEUTICALS INC*
1. **LOVE TED W** — officer → *ONYX PHARMACEUTICALS INC*
1. **OSBORN JOHN E** — officer → *ONYX PHARMACEUTICALS INC*
1. **BREGE LAURA** — officer → *ONYX PHARMACEUTICALS INC*
1. **BATLIN JUDY A** — officer → *ONYX PHARMACEUTICALS INC*
1. **KAUFFMAN MICHAEL** — officer → *ONYX PHARMACEUTICALS INC*
1. **SCHAFER GREGORY W** — officer → *ONYX PHARMACEUTICALS INC*

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ONYX PHARMACEUTICALS INC**. Human view: https://whiteintel.dev/entity/7fac90ce-edef-5475-af55-497950d86fee · Structured JSON: https://whiteintel.dev/api/public/dossier/7fac90ce-edef-5475-af55-497950d86fee._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._