---
title: "ONYX THERAPEUTICS, INC. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fefded2f-20cb-573c-b736-929eab4134e5
json: https://whiteintel.dev/api/public/dossier/fefded2f-20cb-573c-b736-929eab4134e5
identifier: sec:0001744260
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ONYX THERAPEUTICS, INC.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001744260`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fefded2f-20cb-573c-b736-929eab4134e5  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fefded2f-20cb-573c-b736-929eab4134e5  

## Ownership & control

### Holdings / subsidiaries

- **Kezar Life Sciences, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/15b209f0-8e30-5f1f-8648-076d67bb5ebe

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ONYX THERAPEUTICS, INC.**. Human view: https://whiteintel.dev/entity/fefded2f-20cb-573c-b736-929eab4134e5 · Structured JSON: https://whiteintel.dev/api/public/dossier/fefded2f-20cb-573c-b736-929eab4134e5._

_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"._