5AM Opportunities II (GP), LLC - 18 Dec 2025 SCHEDULE 13G Report for Zentalis Pharmaceuticals, Inc. Common Stock, $0.001 par value per share (ZNTL)

Filing Manager
5AM Opportunities II (GP), LLC
Reporting Manager
Andrew J. Schwab
Security
Zentalis Pharmaceuticals, Inc. Common Stock, $0.001 par value per share
Symbol
ZNTL
Shares outstanding
75,602,672 shares
Disclosed Ownership
4,838,571 shares
Ownership
6.4%
Form type
SCHEDULE 13G
Filing time
30 Dec 2025, 16:10:44 UTC
Date of event
18 Dec 2025
SEC
View on sec.gov

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Quoteable Key Fact

"5AM Opportunities II (GP), LLC disclosed 6.4% ownership in Zentalis Pharmaceuticals, Inc. Common Stock, $0.001 par value per share (ZNTL) on 18 Dec 2025."

Quick Takeaways

  • 5AM Opportunities II (GP), LLC filed SCHEDULE 13G for Zentalis Pharmaceuticals, Inc. Common Stock, $0.001 par value per share (ZNTL).
  • Disclosed ownership: 6.4%.
  • Date of event: 18 Dec 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 30 Dec 2025, 16:10.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
5AM Opportunities II (GP), LLC 5.2% 3,947,913 0 3,947,913 /s/ Andrew J. Schwab By Andrew J. Schwab, Managing Member
5AM Opportunities II, L.P. 5.2% 3,947,913 0 3,947,913 /s/ Andrew J. Schwab By 5AM Opportunities II (GP), LLC, its General Partner, By Andrew J. Schwab, Managing Member
5AM Opportunities (GP), LLC 1.2% 890,658 0 890,658 /s/ Andrew J. Schwab By Andrew J. Schwab, Managing Member
5AM Opportunities Master Fund L.P. 1.2% 890,658 0 890,658 /s/ Andrew J. Schwab By 5AM Opportunities II (GP), LLC, its General Partner, By Andrew J. Schwab, Managing Member
Andrew J. Schwab 6.4% 4,838,571 0 4,838,571 /s/ Andrew J. Schwab Andrew J. Schwab
Kush Parmar 6.4% 4,838,571 0 4,838,571 /s/ Kush Parmar Kush Parmar
Anna Yaeger 1.2% 890,658 0 890,658 /s/ Anna Yaeger Anna Yaeger

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