---
title: "STEIGROD ALAN A — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4fe89c66-a560-5446-9bf7-9c121d9716cc
json: https://whiteintel.dev/api/public/dossier/4fe89c66-a560-5446-9bf7-9c121d9716cc
identifier: sec:0001061901
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# STEIGROD ALAN A

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001061901`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4fe89c66-a560-5446-9bf7-9c121d9716cc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4fe89c66-a560-5446-9bf7-9c121d9716cc  

## Ownership & control

### Holdings / subsidiaries

- **SEPRACOR INC /DE/** (director) — https://whiteintel.dev/entity/ee1fe6d9-5ffb-590e-b7e7-4e4a162edbf9
- **NEORX CORP** (director) — https://whiteintel.dev/entity/7b75811b-52dd-5d01-a88a-f39ea2c674bf

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **STEIGROD ALAN A**. Human view: https://whiteintel.dev/entity/4fe89c66-a560-5446-9bf7-9c121d9716cc · Structured JSON: https://whiteintel.dev/api/public/dossier/4fe89c66-a560-5446-9bf7-9c121d9716cc._

_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"._