---
title: "POLARYX THERAPEUTICS, INC. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4ee15a02-e177-58ce-a21c-94f436ab7f3c
json: https://whiteintel.dev/api/public/dossier/4ee15a02-e177-58ce-a21c-94f436ab7f3c
identifier: sec:0002075320
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# POLARYX THERAPEUTICS, INC.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0002075320`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4ee15a02-e177-58ce-a21c-94f436ab7f3c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4ee15a02-e177-58ce-a21c-94f436ab7f3c  

## Ownership & control

### Owners / controllers

- **YANG ALEX KEUN MO** (tenpercentowner) — https://whiteintel.dev/entity/44729fcb-5ce6-5435-975a-b75d500c34df
- **MSTONE PARTNERS HEALTHCARE LTD** (tenpercentowner) — https://whiteintel.dev/entity/ca79f8b8-ce27-5a50-9e19-ab8b2cb76ee2

### UBO chain (walk to the ultimate owner)

A **12-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **POLARYX THERAPEUTICS, INC.**. Human view: https://whiteintel.dev/entity/4ee15a02-e177-58ce-a21c-94f436ab7f3c · Structured JSON: https://whiteintel.dev/api/public/dossier/4ee15a02-e177-58ce-a21c-94f436ab7f3c._

_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"._