Private company

Foresite Capital Fund IV, L.P.

American company, incorporated in Delaware. Summary from the record

Last updated Oct 21, 2026.

Overview

HeadquartersDE¹

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Corporate structure

Foresite Capital Fund IV, L.P. sits at the top of its group. 10 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Foresite Capital Fund IV, L.P. DE
- Aclaris Therapeutics, Inc. Stake · Wayne, Pennsylvania, United States
- Eikon Therapeutics, Inc. Stake · Millbrae, California
- Keros Therapeutics, Inc. Stake · Lexington, Massachusetts
- Kinnate Biopharma Inc. Stake · San Diego, California
- Lyell Immunopharma, Inc. Stake · South San Francisco, California
- Maze Therapeutics, Inc. Stake · South San Francisco, California
- Nurix (United States) Stake · Brisbane, California
- Pharvaris N.V. Stake · P7
- Quantum-Si Inc Stake · Branford, Connecticut

Built from major holders from Schedules 13D and 13G; stakes of 5% or more it reported on Schedules 13D and 13G (9 companies). Each entity in the chart links to its source.

Stakes it holds

Foresite Capital Fund IV, L.P. has told the SEC it owns more than 5% of 9 companies, latest first (Schedules 13D and 13G).

Lyell Immunopharma, Inc.SCHEDULE 13G/A Feb 11, 2022 to Aug 14, 2026²
Eikon Therapeutics, Inc.SCHEDULE 13G Feb 11, 2026³
Maze Therapeutics, Inc.SCHEDULE 13G/A Feb 7, 2025 to Nov 14, 2025⁴
Aclaris Therapeutics, Inc.SC 13G/A Feb 13, 2023 to Feb 13, 2024⁵
Pharvaris N.V.SC 13G/A Feb 11, 2022 to Feb 13, 2024⁶
Kinnate Biopharma Inc.SC 13D/A Feb 22, 2023 to May 10, 2023⁷
Quantum-Si IncSC 13D/A Jun 28, 2022⁸
Keros Therapeutics, Inc.SC 13G/A Feb 11, 2022⁹
Nurix (United States)SC 13G/A Feb 11, 2022¹⁰

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARForesite Capital Fund IV, L.P. filings on SEC EDGAR
2
SEC EDGARForesite Capital Fund IV, L.P. SCHEDULE 13G/A on Lyell Immunopharma, Inc.
3
SEC EDGARForesite Capital Fund IV, L.P. SCHEDULE 13G on Eikon Therapeutics, Inc.
4
SEC EDGARForesite Capital Fund IV, L.P. SCHEDULE 13G/A on Maze Therapeutics, Inc.
5
SEC EDGARForesite Capital Fund IV, L.P. SC 13G/A on Aclaris Therapeutics, Inc.
6
SEC EDGARForesite Capital Fund IV, L.P. SC 13G/A on Pharvaris N.V.
7
SEC EDGARForesite Capital Fund IV, L.P. SC 13D/A on Kinnate Biopharma Inc.
8
SEC EDGARForesite Capital Fund IV, L.P. SC 13D/A on Quantum-Si Inc
9
SEC EDGARForesite Capital Fund IV, L.P. SC 13G/A on Keros Therapeutics, Inc.
10
SEC EDGARForesite Capital Fund IV, L.P. SC 13G/A on Nurix (United States)