Private company
New Leaf Ventures III, L.P.
American company, incorporated in Delaware. Summary from the record
Last updated Oct 21, 2026.
Overview
- HeadquartersDE1
Corporate structure
New Leaf Ventures III, L.P. sits at the top of its group. 5 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.
- New Leaf Ventures III, L.P. DE
- Aptinyx Inc. Stake · Evanston, Illinois
- Arvinas (United States) Stake · New Haven
- Harpoon Therapeutics, Inc. Stake · South San Francisco, California, United States
- Rallybio Stake · Wilmington, Delaware, United States
Built from major holders from Schedules 13D and 13G; stakes of 5% or more it reported on Schedules 13D and 13G (4 companies). Each entity in the chart links to its source.
Stakes it holds
New Leaf Ventures III, L.P. has told the SEC it owns more than 5% of 4 companies, latest first (Schedules 13D and 13G).
- Harpoon Therapeutics, Inc.SC 13G/A Feb 11, 2022 to Feb 13, 20242
- RallybioSC 13G/A Feb 11, 2022 to Feb 6, 20233
- Aptinyx Inc.SC 13D/A Feb 11, 20224
- Arvinas (United States)SC 13G/A Feb 11, 20225
Sources
The numbers on this page point here. Each one links to the record it came from.
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