---
title: "LEONE PETER BRIAN — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c
json: https://whiteintel.dev/api/public/dossier/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c
identifier: sec:0001635893
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# LEONE PETER BRIAN

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001635893`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c  

## Ownership & control

### Holdings / subsidiaries

- **BICYCLE THERAPEUTICS PLC** (officer) — https://whiteintel.dev/entity/0acb5729-b5ad-50bb-a9be-f3ce653d4a67
- **ARROWHEAD PHARMACEUTICALS, INC.** (officer) — https://whiteintel.dev/entity/20125424-c80b-5409-af56-8d2f6f221f50

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **LEONE PETER BRIAN**. Human view: https://whiteintel.dev/entity/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c · Structured JSON: https://whiteintel.dev/api/public/dossier/dcf8bf58-0093-5cf6-a27a-acdcfd07bc3c._

_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"._