Private company

Longitude Capital Partners II, LLC

American company, incorporated in Delaware. Summary from the record

Last updated Oct 21, 2026.

Overview

HeadquartersDE¹

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Corporate structure

Longitude Capital Partners II, LLC sits at the top of its group. 6 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Longitude Capital Partners II, LLC DE
- Aptinyx Inc. Stake · Evanston, Illinois
- Kala Pharmaceuticals (United States) Stake · Waltham
- RAPID MICRO BIOSYSTEMS, INC. Stake · Lexington, Massachusetts
- RxSight, Inc. Stake · Aliso Viejo, California
- Venus Concept Inc. Stake · DE

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

Stakes it holds

Longitude Capital Partners II, LLC has told the SEC it owns more than 5% of 5 companies, latest first (Schedules 13D and 13G).

RAPID MICRO BIOSYSTEMS, INC.SCHEDULE 13G/A Feb 15, 2022 to May 15, 2026²
Kala Pharmaceuticals (United States)SC 13D/A Feb 14, 2023 to Oct 18, 2023³
RxSight, Inc.SC 13D/A Jun 5, 2023 to Aug 18, 2023⁴
Aptinyx Inc.SC 13D/A Feb 14, 2023 to Mar 16, 2023⁵
Venus Concept Inc.SC 13D/A Jan 3, 2023⁶

Sources

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

1
SEC EDGARLongitude Capital Partners II, LLC filings on SEC EDGAR
2
SEC EDGARLongitude Capital Partners II, LLC SCHEDULE 13G/A on RAPID MICRO BIOSYSTEMS, INC.
3
SEC EDGARLongitude Capital Partners II, LLC SC 13D/A on Kala Pharmaceuticals (United States)
4
SEC EDGARLongitude Capital Partners II, LLC SC 13D/A on RxSight, Inc.
5
SEC EDGARLongitude Capital Partners II, LLC SC 13D/A on Aptinyx Inc.
6
SEC EDGARLongitude Capital Partners II, LLC SC 13D/A on Venus Concept Inc.