---
title: "DUFFY MICHAEL P — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3c4cd212-67bb-59af-9ba2-543c87ecc536
json: https://whiteintel.dev/api/public/dossier/3c4cd212-67bb-59af-9ba2-543c87ecc536
identifier: sec:0001237200
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DUFFY MICHAEL P

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001237200`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3c4cd212-67bb-59af-9ba2-543c87ecc536  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3c4cd212-67bb-59af-9ba2-543c87ecc536  

## Ownership & control

### Holdings / subsidiaries

- **Lantheus Holdings, Inc.** (officer) — https://whiteintel.dev/entity/a39909f2-a874-5f04-a0c9-dfbe565439d2
- **DARA BIOSCIENCES INC** (officer) — https://whiteintel.dev/entity/3b49a907-f706-599b-b579-a166f5e12acd

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DUFFY MICHAEL P**. Human view: https://whiteintel.dev/entity/3c4cd212-67bb-59af-9ba2-543c87ecc536 · Structured JSON: https://whiteintel.dev/api/public/dossier/3c4cd212-67bb-59af-9ba2-543c87ecc536._

_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"._