---
title: "LAIVINS PETER N — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d0e9ae64-1ea4-5178-9b8a-039bab44b64d
json: https://whiteintel.dev/api/public/dossier/d0e9ae64-1ea4-5178-9b8a-039bab44b64d
identifier: sec:0001608541
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# LAIVINS PETER N

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001608541`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d0e9ae64-1ea4-5178-9b8a-039bab44b64d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d0e9ae64-1ea4-5178-9b8a-039bab44b64d  

## Ownership & control

### Holdings / subsidiaries

- **MERRIMACK PHARMACEUTICALS INC** (officer) — https://whiteintel.dev/entity/4d45c6ce-b63c-5b85-b216-6bbbb5f8a83b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **LAIVINS PETER N**. Human view: https://whiteintel.dev/entity/d0e9ae64-1ea4-5178-9b8a-039bab44b64d · Structured JSON: https://whiteintel.dev/api/public/dossier/d0e9ae64-1ea4-5178-9b8a-039bab44b64d._

_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"._