---
title: "Spiegel Robert J. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/da187604-4e25-5116-a162-b9ab87aec42e
json: https://whiteintel.dev/api/public/dossier/da187604-4e25-5116-a162-b9ab87aec42e
identifier: sec:0001492256
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Spiegel Robert J.

**Type:** Person  
**Jurisdiction:** US  
**Identifier:** `sec:0001492256`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/da187604-4e25-5116-a162-b9ab87aec42e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/da187604-4e25-5116-a162-b9ab87aec42e  

## Ownership & control

### Holdings / subsidiaries

- **GERON CORP** (director) — https://whiteintel.dev/entity/9fa2096f-9aaa-5a97-a111-ae80ecee1e8a
- **GERON CORP** (director) — https://whiteintel.dev/entity/9fa2096f-9aaa-5a97-a111-ae80ecee1e8a
- **RENOVORX, INC.** (director) — https://whiteintel.dev/entity/72f1fa6f-0689-59fe-a732-6b4509cb318e
- **Cyclacel Pharmaceuticals, Inc.** (director) — https://whiteintel.dev/entity/2b640b7c-3e03-51c2-81e3-83fb45882268
- **ATHENEX, INC.** (director) — https://whiteintel.dev/entity/73286497-b537-5c18-9227-c22dd6891318
- **AYALA PHARMACEUTICALS, INC.** (director) — https://whiteintel.dev/entity/41d074b0-875c-57c9-a9cb-dbb1494ac7fb
- **ADVAXIS, INC.** (director) — https://whiteintel.dev/entity/f0073bfa-aa8e-52bd-9ec4-273bd18de528
- **PDS Biotechnology Corp** (director) — https://whiteintel.dev/entity/e2703dc3-b125-53f2-882e-5c573014d9ac
- **SUCAMPO PHARMACEUTICALS, INC.** (director) — https://whiteintel.dev/entity/75b1919f-f0d2-5874-a261-194aabb57fa2
- **PTC THERAPEUTICS, INC.** (officer) — https://whiteintel.dev/entity/bff295b0-99a5-5461-a4c1-3869041697ff
- **EMAIL REAL ESTATE COM INC** (director) — https://whiteintel.dev/entity/8c5bd255-a96e-5ec7-9d57-587839ec2296
- **CAPSTONE HOLDING CORP.** (director) — https://whiteintel.dev/entity/3d6d5bef-2320-59cb-8b5b-f754dd342faa

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Spiegel Robert J.**. Human view: https://whiteintel.dev/entity/da187604-4e25-5116-a162-b9ab87aec42e · Structured JSON: https://whiteintel.dev/api/public/dossier/da187604-4e25-5116-a162-b9ab87aec42e._

_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"._