---
title: "PFEFFER MATTHEW J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cfe682b8-c68b-55ef-976a-05eea22baebb
json: https://whiteintel.dev/api/public/dossier/cfe682b8-c68b-55ef-976a-05eea22baebb
identifier: sec:0001192063
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PFEFFER MATTHEW J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001192063`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cfe682b8-c68b-55ef-976a-05eea22baebb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cfe682b8-c68b-55ef-976a-05eea22baebb  

## Ownership & control

### Holdings / subsidiaries

- **Vivani Medical, Inc.** (director) — https://whiteintel.dev/entity/45de99b4-c9d6-5964-adb1-700b53cc6621
- **MANNKIND CORP** (director) — https://whiteintel.dev/entity/cba4bf58-8c50-5faf-8c1f-003fc13e37a8
- **MANNKIND CORP** (officer) — https://whiteintel.dev/entity/cba4bf58-8c50-5faf-8c1f-003fc13e37a8
- **DIVINE SKIN INC.** (director) — https://whiteintel.dev/entity/f71a8210-70a9-5d23-b332-983c81116fb1
- **GENELABS TECHNOLOGIES INC /CA** (director) — https://whiteintel.dev/entity/3e84bad9-12d1-5f42-807b-30e3be0dd4f7
- **DIADEXUS, INC.** (officer) — https://whiteintel.dev/entity/73f1b19e-ce40-5dcb-824f-6e60dcef26e5

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PFEFFER MATTHEW J**. Human view: https://whiteintel.dev/entity/cfe682b8-c68b-55ef-976a-05eea22baebb · Structured JSON: https://whiteintel.dev/api/public/dossier/cfe682b8-c68b-55ef-976a-05eea22baebb._

_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"._