---
title: "RA Capital Nexus Fund II, L.P. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d8139aed-5225-59fc-a20a-9e2a98eca337
json: https://whiteintel.dev/api/public/dossier/d8139aed-5225-59fc-a20a-9e2a98eca337
identifier: sec:0001825376
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RA Capital Nexus Fund II, L.P.

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001825376`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d8139aed-5225-59fc-a20a-9e2a98eca337  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d8139aed-5225-59fc-a20a-9e2a98eca337  

## Cross-source identity

The same real-world entity, resolved across sources:

- **RA CAPITAL NEXUS FUND II, L.P.** — GLEIF · `lei:5493004U1YPLWMED3W73` — https://whiteintel.dev/entity/fca6b620-8eb6-5736-9220-f1850af78fa4

## Ownership & control

### Holdings / subsidiaries

- **Janux Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/3708c814-2ebd-5f65-9ca9-28737cbe0fa4
- **Acrivon Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/374491c8-21b8-5dc7-9616-741799d55196
- **PepGen Inc.** (director) — https://whiteintel.dev/entity/1fdb85bd-b570-58f0-a521-fd3ad119dec2
- **HEMAB THERAPEUTICS HOLDINGS, INC.** (director) — https://whiteintel.dev/entity/9e165d1b-994a-5fc3-9fb5-032c0017644f
- **Janux Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/3708c814-2ebd-5f65-9ca9-28737cbe0fa4
- **ARS Pharmaceuticals, Inc.** (director) — https://whiteintel.dev/entity/a9c00c55-4330-55f3-a417-febad978a7c8
- **Climb Bio, Inc.** (director) — https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6
- **Acumen Pharmaceuticals, Inc.** (director) — https://whiteintel.dev/entity/7b02c45e-4a54-552d-ad08-77647bbed1fa
- **LENZ Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/52024eeb-7411-50be-bf00-889ef1323af1
- **Werewolf Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/25dbb1ae-b2ce-5573-9a76-fcb7b2a3eb35
- **Werewolf Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/25dbb1ae-b2ce-5573-9a76-fcb7b2a3eb35
- **AN2 Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/fb929871-b4e2-5a2d-989c-30759fc39c2b
- **Acrivon Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/374491c8-21b8-5dc7-9616-741799d55196
- **Acumen Pharmaceuticals, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/7b02c45e-4a54-552d-ad08-77647bbed1fa
- **Boundless Bio, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/adcd4b25-680c-5d72-8d95-904e59ace4a0
- **ICOSAVAX, INC.** (director) — https://whiteintel.dev/entity/2958b830-5125-54ab-ba6b-685404014cd5
- **ICOSAVAX, INC.** (tenpercentowner) — https://whiteintel.dev/entity/2958b830-5125-54ab-ba6b-685404014cd5
- **LENZ Therapeutics, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/52024eeb-7411-50be-bf00-889ef1323af1
- **PepGen Inc.** (tenpercentowner) — https://whiteintel.dev/entity/1fdb85bd-b570-58f0-a521-fd3ad119dec2
- **DICE MOLECULES HOLDINGS, LLC** (other) — https://whiteintel.dev/entity/998fcfd9-2558-57b2-8535-15ce70c8b5da
- **Climb Bio, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6
- **DICE MOLECULES HOLDINGS, LLC** (tenpercentowner) — https://whiteintel.dev/entity/998fcfd9-2558-57b2-8535-15ce70c8b5da
- **DICE MOLECULES HOLDINGS, LLC** (director) — https://whiteintel.dev/entity/998fcfd9-2558-57b2-8535-15ce70c8b5da
- **Cytek Biosciences, Inc.** (director) — https://whiteintel.dev/entity/fdf48b9b-3286-53d7-8353-f182534ff9a8

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RA Capital Nexus Fund II, L.P.**. Human view: https://whiteintel.dev/entity/d8139aed-5225-59fc-a20a-9e2a98eca337 · Structured JSON: https://whiteintel.dev/api/public/dossier/d8139aed-5225-59fc-a20a-9e2a98eca337._

_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"._