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$ZNTL · Zentalis Pharmaceuticals, Inc.

Zentalis Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, focuses on discovering and developing small molecule therapeutics for the treatment of various cancers in the United States.

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Zentalis Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, focuses on discovering and developing small molecule therapeutics for the treatment of various cancers in the United States. It develops azenosertib, which is in a Phase 3 clinical trial for the treatment of ovarian cancer and other tumor types. The company also develops ZN-c3-001, a phase 1 study that evaluated azenosertib monotherapy in solid tumors; and MAMMOTH (ZN-c3-006) is a Phase 1/2 clinical trial of azenosertib in patients with PARP-inhibitor resistant ovarian cancer. It has licensing agreements and strategic collaborations with Recurium IP Holdings, LLC. Zentalis Pharmaceuticals, Inc. was incorporated in 2014 and is based in San Diego, California.

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FiledFormActivist% of classConviction
2026-01-02SCHEDULE 13D/AMatrix Capital Management Company, LPMedfiling

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FiledInsiderRoleSharesValue
2026-01-08WALTERS WILLIAM THURMAN10%-owner6,459,973$7,751,968Form 4

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