---
title: "BB BIOTECH AG — Ownership Dossier"
canonical: https://whiteintel.dev/entity/53553cab-c166-58aa-943a-0eb053e3c754
json: https://whiteintel.dev/api/public/dossier/53553cab-c166-58aa-943a-0eb053e3c754
identifier: sec:0000924223
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BB BIOTECH AG

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000924223`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/53553cab-c166-58aa-943a-0eb053e3c754  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/53553cab-c166-58aa-943a-0eb053e3c754  

## Ownership & control

### Holdings / subsidiaries

- **Black Diamond Therapeutics, Inc.** (10% owner) — https://whiteintel.dev/entity/eebeac84-4ec0-5c45-a922-3876ecea7a84
- **Black Diamond Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/eebeac84-4ec0-5c45-a922-3876ecea7a84
- **MOLECULAR TEMPLATES, INC.** (tenpercentowner) — https://whiteintel.dev/entity/4dd43c6c-f34c-592a-823a-cb3a03beba45
- **ESSA PHARMA INC.** (tenpercentowner) — https://whiteintel.dev/entity/a496bea7-7d30-5e59-8841-ba61e99e06cf
- **MACROGENICS INC** (tenpercentowner) — https://whiteintel.dev/entity/b2b51de0-ab67-591f-ad54-9a4a5e9857e9
- **MPM ACQUISITION CORP** (tenpercentowner) — https://whiteintel.dev/entity/6ba1394a-97c0-5b9d-9529-b52f63e198b8
- **Esperion Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/81cbdfd2-e186-5143-8c51-21506a65d822
- **Cidara Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/390d0573-0eba-5945-9b14-d2e453caaa1d

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **BB BIOTECH AG** — https://whiteintel.dev/entity/53553cab-c166-58aa-943a-0eb053e3c754 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BB BIOTECH AG**. Human view: https://whiteintel.dev/entity/53553cab-c166-58aa-943a-0eb053e3c754 · Structured JSON: https://whiteintel.dev/api/public/dossier/53553cab-c166-58aa-943a-0eb053e3c754._

_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"._