---
title: "AMORUSO LEONARD J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d5cd55f3-9545-5fda-b41d-78e50e9c79f2
json: https://whiteintel.dev/api/public/dossier/d5cd55f3-9545-5fda-b41d-78e50e9c79f2
identifier: sec:0001399192
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# AMORUSO LEONARD J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001399192`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d5cd55f3-9545-5fda-b41d-78e50e9c79f2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d5cd55f3-9545-5fda-b41d-78e50e9c79f2  

## Ownership & control

### Holdings / subsidiaries

- **KNIGHT CAPITAL GROUP LLC** (officer) — https://whiteintel.dev/entity/3fdd270b-f84e-5dd7-99b1-f507e69f2207

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **AMORUSO LEONARD J**. Human view: https://whiteintel.dev/entity/d5cd55f3-9545-5fda-b41d-78e50e9c79f2 · Structured JSON: https://whiteintel.dev/api/public/dossier/d5cd55f3-9545-5fda-b41d-78e50e9c79f2._

_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"._