Schedule 13D ownership disclosure

NEWAMSTERDAM PHARMA COMPANY

Ordinary Shares, nominal value Euro 0.12 per share · CUSIP: N62509109

Event date: 2025-11-05

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
  • BCLS Fund III Investments, LPReported CIK 0001952107

    Shares: 11,422,504 · Class: 9.99%

  • Bain Capital Life Sciences Opportunities III, LPReported CIK 0001950105

    Shares: 11,422,504 · Class: 9.99%

  • Bain Capital Life Sciences Fund II, L.P.Reported CIK 0001773187

    Shares: 11,422,504 · Class: 9.99%

  • BCLS II Investco, LPReported CIK 0001818893

    Shares: 11,422,504 · Class: 9.99%

  • BCLS II Equity Opportunities, LPReported CIK 0001814474

    Shares: 11,422,504 · Class: 9.99%

  • BCIP Life Sciences Associates, LPReported CIK 0001702921

    Shares: 11,422,504 · Class: 9.99%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0001193125-25-272748
Form type
SCHEDULE 13D/A
Filer
BCLS II Investco, LP
CIK
CIK 1818893
Filed
Nov 07, 2025
Reporting period
Nov 05, 2025
Description
Schedule 13D beneficial ownership

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