---
title: "ARMSTRONG WILLIAM J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bf5ac41c-efca-58a7-a122-bfa9d302e6f5
json: https://whiteintel.dev/api/public/dossier/bf5ac41c-efca-58a7-a122-bfa9d302e6f5
identifier: sec:0001282025
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ARMSTRONG WILLIAM J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001282025`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bf5ac41c-efca-58a7-a122-bfa9d302e6f5  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bf5ac41c-efca-58a7-a122-bfa9d302e6f5  

## Ownership & control

### Holdings / subsidiaries

- **J.P. MORGAN ACCESS MULTI-STRATEGY FUND II** (director) — https://whiteintel.dev/entity/3979ad57-6cde-5e53-8702-4310c8a5fe7a
- **JP MORGAN ACCESS MULTI-STRATEGY FUND LLC** (director) — https://whiteintel.dev/entity/893c3c19-6313-5f76-a748-577de0ba47bd
- **PACHOLDER FUND INC** (director) — https://whiteintel.dev/entity/09faaf8c-abaf-53be-9d30-73a5265fa99c

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ARMSTRONG WILLIAM J**. Human view: https://whiteintel.dev/entity/bf5ac41c-efca-58a7-a122-bfa9d302e6f5 · Structured JSON: https://whiteintel.dev/api/public/dossier/bf5ac41c-efca-58a7-a122-bfa9d302e6f5._

_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"._