---
title: "DOLFIN JOHN — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b1a5ccff-2163-59a4-ab9a-bcffe6da2227
json: https://whiteintel.dev/api/public/dossier/b1a5ccff-2163-59a4-ab9a-bcffe6da2227
identifier: sec:0001639870
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DOLFIN JOHN

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001639870`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b1a5ccff-2163-59a4-ab9a-bcffe6da2227  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b1a5ccff-2163-59a4-ab9a-bcffe6da2227  

## Ownership & control

### Holdings / subsidiaries

- **ASPECT GLOBAL DIVERSIFIED FUND LP** (officer) — https://whiteintel.dev/entity/830b81b8-37be-57e8-8e75-cf203a97b2f1
- **FUTURES PORTFOLIO FUND L.P.** (officer) — https://whiteintel.dev/entity/49cee8d8-d731-569c-894e-704f30048342
- **STEBEN SELECT MULTI-STRATEGY FUND** (officer) — https://whiteintel.dev/entity/35b6723c-2a40-5ccf-85ec-8a417624bb9c
- **STEBEN SELECT MULTI-STRATEGY MASTER FUND** (officer) — https://whiteintel.dev/entity/56213ecb-5d7b-5081-8e99-8432ffbc9d9e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DOLFIN JOHN**. Human view: https://whiteintel.dev/entity/b1a5ccff-2163-59a4-ab9a-bcffe6da2227 · Structured JSON: https://whiteintel.dev/api/public/dossier/b1a5ccff-2163-59a4-ab9a-bcffe6da2227._

_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"._