---
title: "COMBINATORX INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ebcb95b8-c7e4-5779-b5e7-29ce6029d873
json: https://whiteintel.dev/api/public/dossier/ebcb95b8-c7e4-5779-b5e7-29ce6029d873
identifier: sec:0001135906
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# COMBINATORX INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001135906`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ebcb95b8-c7e4-5779-b5e7-29ce6029d873  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ebcb95b8-c7e4-5779-b5e7-29ce6029d873  

## Ownership & control

### Owners / controllers

- **ROCKLAGE SCOTT M** (tenpercentowner) — https://whiteintel.dev/entity/d6df5162-fc9f-58ff-8e74-b0f4b2b6ea81
- **Schwab Andrew J.** (tenpercentowner) — https://whiteintel.dev/entity/8f30801b-d5eb-51c9-919f-44e2852ff52d
- **5AM CO-INVESTORS III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/fda2d9b9-95b1-57e2-a99c-9a0cd6ab5b1d
- **5AM VENTURES III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/702aa186-a7d3-51be-830a-45269fc9d6bc
- **5AM PARTNERS III, LLC** (tenpercentowner) — https://whiteintel.dev/entity/cce2a265-5ae0-534e-b31d-ead892e75666
- **DIEKMAN JOHN D** (tenpercentowner) — https://whiteintel.dev/entity/354fa538-2f56-5901-a4ca-d53b41a4bdca
- **MONTREUX EQUITY PARTNERS IV LP** (tenpercentowner) — https://whiteintel.dev/entity/860da2d3-6548-5b4d-b501-e4c8cae24bcc
- **MONTREUX EQUITY PARTNERS V, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/cd97acdb-3b1b-542d-8f06-8c526e64cd73
- **LIVZON MABPHARM INC.** (tenpercentowner) — https://whiteintel.dev/entity/30be6ad3-ac88-5107-802f-659d0f74e085
- **BONDERMAN DAVID** (tenpercentowner) — https://whiteintel.dev/entity/13159d62-ea06-582a-b477-564db73fbce3
- **TPG GROUP HOLDINGS (SBS) ADVISORS, INC.** (tenpercentowner) — https://whiteintel.dev/entity/be4c9dea-f73b-5cea-b6fb-eca84bc78e44
- **COULTER JAMES G** (tenpercentowner) — https://whiteintel.dev/entity/1c9af5ce-4fa4-5f72-a7b2-3db4087e2cf4
- **STEINMETZ MICHAEL** (tenpercentowner) — https://whiteintel.dev/entity/c30b57e9-e0a9-5270-8715-4251b813099f
- **MPM ASSET MANAGEMENT LLC** (tenpercentowner) — https://whiteintel.dev/entity/78221e74-4438-56ea-904e-af3cc19a6a12
- **EVNIN LUKE** (tenpercentowner) — https://whiteintel.dev/entity/e4d341cd-cb07-58bc-8144-c8413904c78b
- **SIMON NICHOLAS J III** (tenpercentowner) — https://whiteintel.dev/entity/66e3f131-24f7-5e09-b02f-618751111db0
- **WHEELER KURT** (tenpercentowner) — https://whiteintel.dev/entity/433b023a-4de1-5c4a-a8a5-47dd6d34dace
- **GALAKATOS NICHOLAS** (tenpercentowner) — https://whiteintel.dev/entity/f8b5e14d-e4c2-5521-8a62-36456b1e72ad
- **MPM BIO VENTURES III PARALLEL FUND** (tenpercentowner) — https://whiteintel.dev/entity/5f1b62b8-bccd-5449-ad39-da7d43f655c0
- **GADICKE ANSBERT** (tenpercentowner) — https://whiteintel.dev/entity/3d6fb5d6-4514-5ca9-bf31-0f4073abbd96
- **MPM BIO VENTURES III QP LP** (tenpercentowner) — https://whiteintel.dev/entity/722ca404-15c8-5f3e-8b76-2ea99ca80ad3
- **MPM BIO VENTURES III LLC** (tenpercentowner) — https://whiteintel.dev/entity/37219560-4b15-55be-8b14-4c36eac8e4ad
- **MPM BIO VENTURES III GP LP** (tenpercentowner) — https://whiteintel.dev/entity/7e05515f-b237-5e32-a556-29fdf0da6367
- **MPM BIO VENTURES III GMBH & CO** (tenpercentowner) — https://whiteintel.dev/entity/46f8c6f4-e0fc-51b0-bf9c-77afa2715b6e
- **MPM BIO VENTURES III LP** (tenpercentowner) — https://whiteintel.dev/entity/c5b6e85e-9a0f-53cf-8e49-12aae3ac3acf
- **MPM ASSET MANAGEMENT INVESTORS 2003 BVIII LLC** (tenpercentowner) — https://whiteintel.dev/entity/ae1d1987-9196-51b8-abf0-d67018665a5d
- **HENNER DENNIS** (tenpercentowner) — https://whiteintel.dev/entity/7f9f8828-19ec-5f98-9179-f20d20d9018b
- **LAMPERT MARK N** (tenpercentowner) — https://whiteintel.dev/entity/88b59549-d5c2-569d-a163-bc9f5aadeb62
- **BVF PARTNERS L P/IL** (tenpercentowner) — https://whiteintel.dev/entity/2d1fe4be-fda1-5949-a4dc-2db0872357b2
- **BVF INC/IL** (tenpercentowner) — https://whiteintel.dev/entity/c3788db9-7dee-589d-a6de-f535d1b919df
- **BVF INVESTMENTS LLC** (tenpercentownerother) — https://whiteintel.dev/entity/b58c086f-c881-5c3b-b585-54bf5342dc64
- **BIOTECHNOLOGY VALUE FUND L P** (tenpercentownerother) — https://whiteintel.dev/entity/e0781eb6-5c7c-50b2-9211-3f2c16af19b5
- **BIOTECHNOLOGY VALUE FUND II LP** (tenpercentownerother) — https://whiteintel.dev/entity/9ff49e18-8ece-51e1-9f80-9949902ef4c8
- **BVF INC/IL** (tenpercentownerother) — https://whiteintel.dev/entity/c3788db9-7dee-589d-a6de-f535d1b919df
- **BVF PARTNERS L P/IL** (tenpercentownerother) — https://whiteintel.dev/entity/2d1fe4be-fda1-5949-a4dc-2db0872357b2

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

A **79-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 **COMBINATORX INC** — https://whiteintel.dev/entity/ebcb95b8-c7e4-5779-b5e7-29ce6029d873 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **COMBINATORX INC**. Human view: https://whiteintel.dev/entity/ebcb95b8-c7e4-5779-b5e7-29ce6029d873 · Structured JSON: https://whiteintel.dev/api/public/dossier/ebcb95b8-c7e4-5779-b5e7-29ce6029d873._

_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"._