---
title: "Klassen Preston — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dc609216-e92b-5d56-9b06-af7b3d9fa464
json: https://whiteintel.dev/api/public/dossier/dc609216-e92b-5d56-9b06-af7b3d9fa464
identifier: sec:0001493056
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# Klassen Preston

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001493056`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/dc609216-e92b-5d56-9b06-af7b3d9fa464  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dc609216-e92b-5d56-9b06-af7b3d9fa464  

## Ownership & control

### Holdings / subsidiaries

- **Regulus Therapeutics Inc.** (officer) — https://whiteintel.dev/entity/4fb1e8db-c587-5dce-8215-4c53445c8050
- **Regulus Therapeutics Inc.** (officer) — https://whiteintel.dev/entity/4fb1e8db-c587-5dce-8215-4c53445c8050
- **Regulus Therapeutics Inc.** (officer) — https://whiteintel.dev/entity/4fb1e8db-c587-5dce-8215-4c53445c8050
- **Regulus Therapeutics Inc.** (officer) — https://whiteintel.dev/entity/4fb1e8db-c587-5dce-8215-4c53445c8050
- **Regulus Therapeutics Inc.** (director) — https://whiteintel.dev/entity/4fb1e8db-c587-5dce-8215-4c53445c8050
- **Zura Bio Ltd** (officer) — https://whiteintel.dev/entity/4c696d46-221f-5975-a485-bcbbe749a021
- **METACRINE, INC.** (director) — https://whiteintel.dev/entity/3c707579-5436-5d9b-b078-2f670dec8a47
- **METACRINE, INC.** (officer) — https://whiteintel.dev/entity/3c707579-5436-5d9b-b078-2f670dec8a47
- **ARENA PHARMACEUTICALS INC** (officer) — https://whiteintel.dev/entity/9e52f84a-6202-57a9-96f4-7e3a78979e25
- **CONATUS PHARMACEUTICALS INC** (director) — https://whiteintel.dev/entity/a0f384b3-47fd-5719-bb2e-2f8165c2dadb
- **OREXIGEN THERAPEUTICS, INC.** (officer) — https://whiteintel.dev/entity/76d2fe41-fe64-5a11-8e88-051ea98a2f42

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Klassen Preston**. Human view: https://whiteintel.dev/entity/dc609216-e92b-5d56-9b06-af7b3d9fa464 · Structured JSON: https://whiteintel.dev/api/public/dossier/dc609216-e92b-5d56-9b06-af7b3d9fa464._

_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"._