---
title: "ROUSSIN STEPHEN C. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f2e57f29-e809-5639-a829-26ddf35810ee
json: https://whiteintel.dev/api/public/dossier/f2e57f29-e809-5639-a829-26ddf35810ee
identifier: sec:0001434578
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ROUSSIN STEPHEN C.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001434578`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f2e57f29-e809-5639-a829-26ddf35810ee  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f2e57f29-e809-5639-a829-26ddf35810ee  

## Ownership & control

### Holdings / subsidiaries

- **RAMIUS IDF MASTER FUND LLC** (director) — https://whiteintel.dev/entity/02838e1e-0b63-5054-9c0c-9e0b5bdccd23
- **RAMIUS IDF LLC** (director) — https://whiteintel.dev/entity/2f78ab8c-022e-5393-a058-3c67629587dd
- **CAMPBELL FUND TRUST** (officer) — https://whiteintel.dev/entity/ea6d42f3-a5a6-587f-bb9c-424911b3003b
- **CAMPBELL STRATEGIC ALLOCATION FUND LP** (director) — https://whiteintel.dev/entity/ac235e36-d586-54b9-aabd-76ab5b929884
- **CAMPBELL CLASSIC TREND FUND, L.P.** (director) — https://whiteintel.dev/entity/a6e0dfdf-e811-57c9-a192-2fbdf61ec4c7
- **CAMPBELL FUND TRUST** (director) — https://whiteintel.dev/entity/ea6d42f3-a5a6-587f-bb9c-424911b3003b
- **CAMPBELL MULTI-STRATEGY TRUST** (director) — https://whiteintel.dev/entity/45a761af-ad09-57bc-86a7-a0f1efb17118
- **CAMPBELL MULTI-STRATEGY TRUST** (officer) — https://whiteintel.dev/entity/45a761af-ad09-57bc-86a7-a0f1efb17118
- **CAMPBELL STRATEGIC ALLOCATION FUND LP** (officer) — https://whiteintel.dev/entity/ac235e36-d586-54b9-aabd-76ab5b929884
- **CAMPBELL CLASSIC TREND FUND, L.P.** (officer) — https://whiteintel.dev/entity/a6e0dfdf-e811-57c9-a192-2fbdf61ec4c7
- **A&Q EQUITY OPPORTUNITY FUND LLC** (other) — https://whiteintel.dev/entity/b7f38939-f440-5a23-bc67-68c32eae9b8c
- **PW EUCALYPTUS FUND LLC** (other) — https://whiteintel.dev/entity/ccdb53ca-b906-51b7-9207-ba8c8c59d146
- **PW BIRCH FUND LLC** (other) — https://whiteintel.dev/entity/342db5d8-5499-5879-906f-349e090b5737
- **UBS ENSO FUND** (other) — https://whiteintel.dev/entity/7095e767-3ac4-5d35-910f-20ab25f5f9f7
- **PW CYPRESS FUND LLC** (other) — https://whiteintel.dev/entity/56b90586-45cc-513c-a79e-99dc22970965
- **A&Q LONG/SHORT STRATEGIES FUND LLC** (other) — https://whiteintel.dev/entity/6552b97c-7be2-53cc-b8b5-be249d1a6bd5
- **A&Q EVENT FUND LLC** (other) — https://whiteintel.dev/entity/ae772f0a-fe6b-59d1-ba20-f97a4a80d62d
- **PW EQUITY OPPORTUNITY FUND LLC** (other) — https://whiteintel.dev/entity/f145fe8e-edd4-5b72-b4dc-7539e2671bd8
- **A&Q ALTERNATIVE FIXED-INCOME STRATEGIES FUND LLC** (other) — https://whiteintel.dev/entity/c3993be6-a7ef-5915-a55b-401fcfddb536
- **A&Q AGGREGATED ALPHA STRATEGIES FUND LLC** (other) — https://whiteintel.dev/entity/af050c46-3f60-58bf-b1b3-20eb0a23e330
- **A&Q TECHNOLOGY FUND LLC** (other) — https://whiteintel.dev/entity/205f02c9-0a98-517d-b165-f0920e1eed16
- **PW WILLOW FUND LLC** (other) — https://whiteintel.dev/entity/2dbc7228-74bf-59dd-a5e8-4d68ac491b82
- **PW SEQUOIA FUND LLC** (officer) — https://whiteintel.dev/entity/d9a515e3-8c4b-5592-b51d-7e6371d69d31
- **PW CYPRESS FUND LLC** (officer) — https://whiteintel.dev/entity/56b90586-45cc-513c-a79e-99dc22970965
- **A&Q AGGREGATED ALPHA STRATEGIES FUND LLC** (officer) — https://whiteintel.dev/entity/af050c46-3f60-58bf-b1b3-20eb0a23e330
- **PW EUCALYPTUS FUND LLC** (officer) — https://whiteintel.dev/entity/ccdb53ca-b906-51b7-9207-ba8c8c59d146
- **PW BIRCH FUND LLC** (officer) — https://whiteintel.dev/entity/342db5d8-5499-5879-906f-349e090b5737
- **PW WILLOW FUND LLC** (officer) — https://whiteintel.dev/entity/2dbc7228-74bf-59dd-a5e8-4d68ac491b82
- **A&Q LONG/SHORT STRATEGIES FUND LLC** (officer) — https://whiteintel.dev/entity/6552b97c-7be2-53cc-b8b5-be249d1a6bd5
- **A&Q ALTERNATIVE FIXED-INCOME STRATEGIES FUND LLC** (officer) — https://whiteintel.dev/entity/c3993be6-a7ef-5915-a55b-401fcfddb536
- **A&Q EQUITY OPPORTUNITY FUND LLC** (officer) — https://whiteintel.dev/entity/b7f38939-f440-5a23-bc67-68c32eae9b8c
- **PW EQUITY OPPORTUNITY FUND LLC** (officer) — https://whiteintel.dev/entity/f145fe8e-edd4-5b72-b4dc-7539e2671bd8
- **UBS ENSO FUND** (officer) — https://whiteintel.dev/entity/7095e767-3ac4-5d35-910f-20ab25f5f9f7
- **PW HEALTH SCIENCES FUND LLC** (officer) — https://whiteintel.dev/entity/b85faa1f-9c5f-5ded-85f0-64f428b2e880
- **A&Q EVENT FUND LLC** (officer) — https://whiteintel.dev/entity/ae772f0a-fe6b-59d1-ba20-f97a4a80d62d
- **A&Q TECHNOLOGY FUND LLC** (officer) — https://whiteintel.dev/entity/205f02c9-0a98-517d-b165-f0920e1eed16

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ROUSSIN STEPHEN C.**. Human view: https://whiteintel.dev/entity/f2e57f29-e809-5639-a829-26ddf35810ee · Structured JSON: https://whiteintel.dev/api/public/dossier/f2e57f29-e809-5639-a829-26ddf35810ee._

_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"._