Schedule 13G ownership disclosure

HILLEVAX INC

Common Stock · CUSIP: 43157M102

Event date: 2025-09-30

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
  • EcoR1 Capital, LLC

    Shares: 0.00 · Class: 0%

  • Oleg Nodelman

    Shares: 0.00 · Class: 0%

  • EcoR1 Capital Fund Qualified, L.P.

    Shares: 0.00 · Class: 0%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0000935836-25-000707
Form type
SCHEDULE 13G/A
Filer
EcoR1 Capital, LLC
CIK
CIK 1587114
Filed
Nov 14, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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