---
title: "AMBIT BIOSCIENCES CORP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4c71da9e-6a50-575d-8bed-22590c66e271
json: https://whiteintel.dev/api/public/dossier/4c71da9e-6a50-575d-8bed-22590c66e271
identifier: sec:0001131543
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# AMBIT BIOSCIENCES CORP

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001131543`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4c71da9e-6a50-575d-8bed-22590c66e271  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4c71da9e-6a50-575d-8bed-22590c66e271  

## Ownership & control

### Owners / controllers

- **FORESITE CAPITAL FUND I, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/4308af96-e4d3-5959-a25e-8f2e79c1cb45
- **FORESITE CAPITAL MANAGEMENT I, LLC** (tenpercentowner) — https://whiteintel.dev/entity/380aadbb-ec57-5665-9b7c-b7ec539ae497
- **TANANBAUM JAMES B.** (tenpercentowner) — https://whiteintel.dev/entity/bdac58e1-8b66-5151-8fcb-f85623517b5e
- **ORBIMED CAPITAL GP III LLC** (tenpercentowner) — https://whiteintel.dev/entity/d3b7d1d6-5a6d-5aa7-9614-180ffcee2e0a
- **ORBIMED ADVISORS LLC** (tenpercentowner) — https://whiteintel.dev/entity/4fe8d3ec-3487-5b04-877d-c8ddaf0718be
- **ISALY SAMUEL D** (tenpercentowner) — https://whiteintel.dev/entity/6eb4d15a-ef6c-5a2e-bed4-48871342f0c0
- **BONITA DAVID P** (tenpercentowner) — https://whiteintel.dev/entity/ae5918ab-8110-5975-b366-fbaf0de4dbad

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

A **22-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## 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 **AMBIT BIOSCIENCES CORP** — https://whiteintel.dev/entity/4c71da9e-6a50-575d-8bed-22590c66e271 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **AMBIT BIOSCIENCES CORP**. Human view: https://whiteintel.dev/entity/4c71da9e-6a50-575d-8bed-22590c66e271 · Structured JSON: https://whiteintel.dev/api/public/dossier/4c71da9e-6a50-575d-8bed-22590c66e271._

_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"._