---
title: "COLLEGIUM PHARMACEUTICAL, INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23
json: https://whiteintel.dev/api/public/dossier/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23
identifier: sec:0001267565
jurisdiction: US
risk: High
source: WhiteIntel corporate-ownership graph
---

# COLLEGIUM PHARMACEUTICAL, INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001267565`  
**Risk level:** High  
**Canonical dossier:** https://whiteintel.dev/entity/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23  

## Ownership & control

### Owners / controllers

- **ROSEN DAVID EFRAIM** (tenpercentowner) — https://whiteintel.dev/entity/74515406-e164-52c6-8f9c-85ee16b1aca2
- **RUBRIC CAPITAL MANAGEMENT LP** (tenpercentowner) — https://whiteintel.dev/entity/d2e06312-b3d7-571c-95d6-311b2c0b8eed
- **KANEKO YASUNORI** (tenpercentowner) — https://whiteintel.dev/entity/e8830182-d106-548d-b074-1016d41fcf31
- **FREUND JOHN GORDON** (tenpercentowner) — https://whiteintel.dev/entity/cfac94e7-1582-588d-85c6-605b2c6dacb2
- **ENRIGHT PATRICK G** (tenpercentowner) — https://whiteintel.dev/entity/72567e3a-3eb2-5a7f-b14f-75c71d8b8f7f
- **LONGITUDE CAPITAL PARTNERS, LLC** (tenpercentowner) — https://whiteintel.dev/entity/ec678115-0e98-5b5b-b4c9-1ad2ce8cac2b
- **SKYLINE VENTURE MANAGEMENT V, LLC** (tenpercentowner) — https://whiteintel.dev/entity/aedb464c-4c01-58dc-b5d1-b6928e4047c2
- **HIRSCH DAVID** (tenpercentowner) — https://whiteintel.dev/entity/142afc1a-995e-5b29-bdca-1f6301f6a2ad
- **TAMMENOMS BAKKER JULIET** (tenpercentowner) — https://whiteintel.dev/entity/f259a46b-9160-5068-bda6-ebc8b0a595b2
- **SKYLINE VENTURE PARTNERS V LP** (tenpercentowner) — https://whiteintel.dev/entity/074c842a-76ae-5345-9b28-b880a07d4b84
- **LONGITUDE VENTURE PARTNERS L.P.** (tenpercentowner) — https://whiteintel.dev/entity/02c6e6a8-81ba-54a0-af4a-e5bda31c47f8
- **LONGITUDE CAPITAL ASSOCIATES, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/2725b06a-e1b8-56cf-9871-771695f7aa17
- **Heron Patrick J** (tenpercentowner) — https://whiteintel.dev/entity/dd84b832-00e7-5b82-a731-49c671fe4068
- **BONDERMAN DAVID** (tenpercentowner) — https://whiteintel.dev/entity/13159d62-ea06-582a-b477-564db73fbce3
- **COULTER JAMES G** (tenpercentowner) — https://whiteintel.dev/entity/1c9af5ce-4fa4-5f72-a7b2-3db4087e2cf4
- **Topper James N** (tenpercentowner) — https://whiteintel.dev/entity/849d011c-8ad7-5b5a-a99e-cfbdbf1b1e09
- **NAINI NADER J** (tenpercentowner) — https://whiteintel.dev/entity/243da684-269e-59c1-8222-f2adb99f2abc
- **FRAZIER HEALTHCARE VI, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/6402b500-8195-596b-b937-cad866a0e111
- **FHM VI, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/76fab300-abeb-515a-8de3-dbe9b7ee941a
- **FRAZIER ALAN D** (tenpercentowner) — https://whiteintel.dev/entity/a4c65bf9-b875-5bde-9f3e-743ead49672d
- **FHM VI, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/1c117040-8bca-5b80-b410-43614f1f7262
- **EVERY NATHAN R** (tenpercentowner) — https://whiteintel.dev/entity/c4caadf8-7532-537b-a1e3-4eeda717ce73
- **TPG GROUP HOLDINGS (SBS) ADVISORS, INC.** (tenpercentowner) — https://whiteintel.dev/entity/be4c9dea-f73b-5cea-b6fb-eca84bc78e44

### UBO chain (walk to the ultimate owner)

A **78-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **COLLEGIUM PHARMACEUTICAL, INC**. Human view: https://whiteintel.dev/entity/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23 · Structured JSON: https://whiteintel.dev/api/public/dossier/ec3f084c-c882-5f7a-8b68-eecb4bbd1c23._

_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"._