Schedule 13D ownership disclosure

RALLYBIO CORP

Common Stock, par value $0.0001 per share · CUSIP: 75120L209

Event date: 2026-02-25

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • 5AM Ventures V, L.P.Reported CIK 0001674324

    Shares: 135,319.00 · Class: 2.6%

  • 5AM Partners V, LLCReported CIK 0001791889

    Shares: 135,319.00 · Class: 2.6%

  • 5AM Opportunities I, L.P.Reported CIK 0001753000

    Shares: 156,469.00 · Class: 3.0%

  • 5AM Opportunities I (GP), LLCReported CIK 0001790778

    Shares: 156,469.00 · Class: 3.0%

  • Andrew J. SchwabReported CIK 0001598549

    Shares: 291,788.00 · Class: 5.5%

  • Kush ParmarReported CIK 0001664281

    Shares: 291,788.00 · Class: 5.5%

  • Scott M. RocklageReported CIK 0001219014

    Shares: 135,319.00 · Class: 2.6%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001674324-26-000002
Form type
SCHEDULE 13D/A
Filer
5AM Ventures V, L.P.
CIK
CIK 1674324
Filed
Feb 27, 2026
Reporting period
Feb 25, 2026
Description
Schedule 13D beneficial ownership

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