---
title: "ACADIAN ASSET MANAGEMENT (UK) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6960dc3f-c8fb-595e-8023-35dfd8858cb4
json: https://whiteintel.dev/api/public/dossier/6960dc3f-c8fb-595e-8023-35dfd8858cb4
identifier: oo:GB-COH-05644066
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ACADIAN ASSET MANAGEMENT (UK) LIMITED

**Type:** Company  
**Identifier:** `oo:GB-COH-05644066`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6960dc3f-c8fb-595e-8023-35dfd8858cb4  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6960dc3f-c8fb-595e-8023-35dfd8858cb4  

## Cross-source identity

The same real-world entity, resolved across sources:

- **Acadian Asset Management (UK) Limited** — GLEIF · `lei:549300PCEZBYIDRPN664` — https://whiteintel.dev/entity/427fbf80-2a7d-5f0d-963f-85cb79ec6eb9

## Ownership & control

### Owners / controllers

- **Om Asset Management Plc** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/bab08acb-a19c-43ee-bb98-04f04b8c9349
- **Brightsphere Uk Ltd** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e18f59ab-8f19-4b65-a1af-1c3dc5d4717c
- **Acadian Asset Management Inc** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3be715c7-a6c9-4750-9ade-01c70b6c0500

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

A **4-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.

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05644066
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05644066

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **ACADIAN ASSET MANAGEMENT (UK) LIMITED** — https://whiteintel.dev/entity/6960dc3f-c8fb-595e-8023-35dfd8858cb4 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ACADIAN ASSET MANAGEMENT (UK) LIMITED**. Human view: https://whiteintel.dev/entity/6960dc3f-c8fb-595e-8023-35dfd8858cb4 · Structured JSON: https://whiteintel.dev/api/public/dossier/6960dc3f-c8fb-595e-8023-35dfd8858cb4._

_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"._