Whitehawk Therapeutics Receives FDA Clearance for HWK-007 IND
Whitehawk Therapeutics announced that the U.S. FDA has cleared the Investigational New Drug application for HWK-007, its PTK7-targeted ADC. Whitehawk's Phase 1 trial for HWK-007 is now actively recruiting and will initially evaluate activity in lung and ovarian cancers, two PTK7-expressing tumor types with established precedent data, as well as endometrial cancer, one of the highest PTK7-expressing tumor types. The company also announced the submission of an IND for HWK-016, its MUC16-targeted ADC, to the FDA in December 2025. A Phase 1 trial is anticipated to start recruiting this quarter and is expected to initially evaluate activity in two high MUC16-expressing gynecologic cancers, ovarian and endometrial. Both next-generation ADC programs leverage Whitehawk's advanced ADC technology platform consisting of a highly stable yet cleavable linker that delivers a DNA Topoisomerase I inhibitor payload. Whitehawk expects to report initial clinical data from these trials in early 2027.
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- Preclinical Research Findings: Whitehawk Therapeutics will present three preclinical research findings on antibody-drug conjugates (ADCs) at the 2026 American Association for Cancer Research Annual Meeting, providing comprehensive proof-of-concept for HWK-007, HWK-016, and HWK-206 aimed at improving cancer patient outcomes.
- High Efficacy Performance: The research indicates that Whitehawk's ADCs exhibit high potency with significant tumor regressions at low single-digit mg/kg doses, and in non-human primate studies, a highest non-severely toxic dose (HNSTD) of 60 mg/kg demonstrates excellent tolerability.
- Innovative Technology Application: The study utilizes Whitehawk's proprietary
- Preclinical Data Presentation: Whitehawk Therapeutics will present three preclinical abstracts at the 2026 American Association for Cancer Research Annual Meeting, showcasing comprehensive proof-of-concept for its ADC programs HWK-007, HWK-016, and HWK-206, aimed at improving cancer treatment outcomes.
- High Efficacy and Tolerability: These ADCs demonstrated high potency with tumor regressions in xenograft studies at low single-digit mg/kg doses, and in non-human primate studies, the highest non-severely toxic dose (HNSTD) reached 60 mg/kg, indicating excellent tolerability.
- Innovative Technology Utilization: Whitehawk's ADCs utilize its proprietary
- Financial Performance: Whitehawk Therapeutics reported a Q4 GAAP EPS of -$0.34, indicating challenges in profitability that may affect investor confidence moving forward.
- Cash Position: As of December 31, 2025, the company reported cash, cash equivalents, and short-term investments totaling $145.7 million, a significant increase from $47.2 million in 2024, reflecting substantial progress in financial management.
- Funding Outlook: The current cash reserves are anticipated to fund operations into 2028, providing financial security for future R&D and market expansion, thereby enhancing the company's long-term growth potential.
- Market Reaction Expectations: Despite the increase in cash reserves, the negative EPS may raise concerns about the company's future profitability, prompting investors to closely monitor subsequent strategic adjustments and financial performance.

- Presentation Schedule: Dr. Dave Lennon, CEO of Whitehawk Therapeutics, will present at the Oppenheimer 36th Annual Healthcare Life Sciences Conference on February 25, 2026, at 8:40 AM EST, showcasing the company's latest advancements in oncology treatments.
- Webcast Availability: The presentation will be live-streamed on Whitehawk Therapeutics' investor relations website and will be available for replay for approximately 30 days post-event, ensuring that investors and the public can access key information in a timely manner.
- Company Background: Whitehawk Therapeutics is a clinical-stage oncology therapeutics company focused on leveraging advanced technologies to enhance antibody-drug conjugate (ADC) cancer treatments, aiming to provide effective solutions for patients with difficult-to-treat cancers.
- Portfolio Advantages: The company boasts an advanced three-asset ADC portfolio, licensed exclusively from WuXi Biologics under a global commercialization agreement, designed to overcome the limitations of first-generation products and deliver significant therapeutic impact for patients.

- Trial Initiation: Whitehawk Therapeutics has received FDA clearance for its Phase 1 trial of HWK-007, which is now actively recruiting participants to evaluate its efficacy in lung and ovarian cancers, potentially offering new treatment options for patients.
- IND Submission: The company submitted an IND for HWK-016 to the FDA in December 2025, with plans to initiate Phase 1 trials this quarter targeting high MUC16-expressing ovarian and endometrial cancers, thereby expanding its therapeutic pipeline.
- Technological Edge: Both HWK-007 and HWK-016 leverage Whitehawk's advanced ADC technology platform, which combines a highly stable yet cleavable linker to enhance tumor targeting while minimizing off-target toxicity, aiming to improve treatment outcomes.
- Market Opportunity: PTK7 is the third most highly expressed tumor marker among clinically validated ADC targets, present in approximately 70% of tumors, positioning Whitehawk's new drugs to fill a significant market gap and address unmet medical needs.

- Trial Launch: Whitehawk Therapeutics has announced the active recruitment for its Phase 1 trial of HWK-007, aimed at evaluating its efficacy in PTK7-expressing tumors such as lung and ovarian cancers, marking a significant advancement in the company's oncology drug development.
- IND Submission: The company submitted an IND for HWK-016 to the FDA in December 2025, with a Phase 1 trial expected to start this quarter focusing on high MUC16-expressing ovarian and endometrial cancers, further expanding its antibody-drug conjugate (ADC) pipeline.
- Platform Advantages: Whitehawk's ADC technology platform features a highly stable yet cleavable linker designed to maximize tumor targeting while minimizing off-target toxicity, which is expected to provide more effective treatment options for patients and enhance market competitiveness.
- Data Release Expectations: The company anticipates reporting initial clinical data for both HWK-007 and HWK-016 in early 2027, which will provide crucial validation for the efficacy of its ADC programs and potentially drive future market opportunities.





