Schedule 13D ownership disclosure

Zentalis Pharmaceuticals, Inc.

Common Stock, par value $0.001 per share · CUSIP: 98943L107

Event date: 2025-12-15

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
  • Matrix Capital Management Company, LPReported CIK 0001410830

    Shares: 6,459,973.00 · Class: 9.98%

  • David E. GoelReported CIK 0001548144

    Shares: 6,459,973.00 · Class: 9.98%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0000902664-25-005287
Form type
SCHEDULE 13D/A
Filer
Matrix Capital Management Company, LP
CIK
CIK 1410830
Filed
Dec 15, 2025
Reporting period
Dec 15, 2025
Description
Schedule 13D beneficial ownership

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