---
title: "MPM ASSET MANAGEMENT II LP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/554ab034-e6a8-5a15-a067-e55ec1e8bd32
json: https://whiteintel.dev/api/public/dossier/554ab034-e6a8-5a15-a067-e55ec1e8bd32
identifier: sec:0001264826
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MPM ASSET MANAGEMENT II LP

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001264826`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/554ab034-e6a8-5a15-a067-e55ec1e8bd32  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/554ab034-e6a8-5a15-a067-e55ec1e8bd32  

## Ownership & control

### Holdings / subsidiaries

- **SENORX INC** (tenpercentowner) — https://whiteintel.dev/entity/4cf10452-f44a-5e89-addf-680fba9259b9
- **METABASIS THERAPEUTICS INC** (tenpercentowner) — https://whiteintel.dev/entity/f302622f-cae7-5570-930c-9aa394a0bdf7
- **AVEO PHARMACEUTICALS INC** (tenpercentowner) — https://whiteintel.dev/entity/f61619ca-9658-5a9f-b293-b6df7a74450d
- **AVEO PHARMACEUTICALS INC** (other) — https://whiteintel.dev/entity/f61619ca-9658-5a9f-b293-b6df7a74450d
- **RESTORE MEDICAL, INC.** (tenpercentowner) — https://whiteintel.dev/entity/7071ca99-3f16-5fd2-9427-701f651a1b3f
- **CRYOCOR INC** (tenpercentowner) — https://whiteintel.dev/entity/1d97d0b7-89f8-50c4-99bb-69b068f2b556
- **VIACELL INC** (tenpercentowner) — https://whiteintel.dev/entity/7637cd8c-a821-564c-8ef3-9a2aca991e4e
- **HEMOSENSE INC** (tenpercentowner) — https://whiteintel.dev/entity/b7b9dc21-0634-5151-9501-ace06419e089
- **ALSIUS CORP** (tenpercentowner) — https://whiteintel.dev/entity/15a010d0-dc4e-53b9-b1b7-8d0acdef2bdb
- **CORNERSTONE THERAPEUTICS INC** (other) — https://whiteintel.dev/entity/fa16ceee-2c79-5b4f-95a7-16b7d0873928
- **AFFYMAX INC** (tenpercentowner) — https://whiteintel.dev/entity/fff6ce45-e5e5-5912-a5e1-b5af738ecae0

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MPM ASSET MANAGEMENT II LP**. Human view: https://whiteintel.dev/entity/554ab034-e6a8-5a15-a067-e55ec1e8bd32 · Structured JSON: https://whiteintel.dev/api/public/dossier/554ab034-e6a8-5a15-a067-e55ec1e8bd32._

_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"._