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Genprex (NASDAQ: GNPX) advances REQORSA patent strategy and expands Acclaim-3 lung cancer trial

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Form Type
8-K

Rhea-AI Filing Summary

Genprex, Inc. reported that IP Australia issued a Notice of Acceptance for its patent application covering the use of REQORSA Gene Therapy with PD-L1 antibodies to treat cancers. If granted, this patent would secure exclusivity for this drug combination in Australia and strengthen Genprex’s intellectual property portfolio alongside granted patents in the U.S. and Korea.

The company is also pursuing additional patent applications in Europe, Canada, Brazil, China and Israel and has opened a new Acclaim-3 clinical trial site at the University of Kentucky. Acclaim-3 is a Phase 1/2 trial of REQORSA plus Tecentriq as maintenance therapy for extensive stage small cell lung cancer, supported by FDA Fast Track and Orphan Drug Designations.

The Phase 2 expansion is expected to enroll about 50 patients, with an interim analysis planned after the 25th patient reaches 18 weeks of follow-up. Genprex expects to complete enrollment of these 25 patients in the first half of 2026 and conduct the interim analysis in the second half of 2026.

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Insights

Genprex advances IP protection and Acclaim-3 trial but value impact hinges on later data.

Genprex has received a Notice of Acceptance from IP Australia for a patent on using REQORSA with PD-L1 antibodies in cancer. If granted, this would provide exclusivity in Australia, adding to existing patents in the U.S. and Korea and supporting a broader international IP strategy.

The company is expanding its Acclaim-3 Phase 1/2 trial by opening a new site at the University of Kentucky and targeting about 50 Phase 2 patients with extensive stage small cell lung cancer. The study evaluates REQORSA plus Tecentriq as maintenance therapy, backed by FDA Fast Track and Orphan Drug Designations, which can ease regulatory interactions.

An interim analysis is planned after the 25th patient in Phase 2 reaches 18 weeks of follow up, with enrollment of those 25 patients expected in the first half of 2026 and interim analysis in the second half of 2026. Actual commercial and financial impact will depend on future clinical outcomes and any eventual regulatory approvals, which are not addressed here.

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 
   
 
 
FORM 8-K
    
 
 
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
 
February 10, 2026
Date of report (Date of earliest event reported)
 
GENPREX, INC.
(Exact name of registrant as specified in its charter)
 
Delaware
001-38244
90-0772347
(State or other jurisdiction of
incorporation or organization)
(Commission File Number)
(I.R.S. Employer
Identification Number)
     
3300 Bee Cave Road, #650-227, Austin, TX
 
78746
(Address of principal executive offices)
 
(Zip Code)
 
Registrant’s telephone number, including area code: (512) 537-7997
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:
 
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
 
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
 
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
 
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
 
Trading
Symbol(s)
 
Name of each exchange on which registered
Common Stock, par value $0.001 per share
 
GNPX
 
The Nasdaq Capital Market
 
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b–2 of the Securities Exchange Act of 1934 (§ 240.12b–2 of this chapter).
Emerging growth company 
 
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
 
 

 
 
Item 8.01 Other Events.
 
On February 10, 2026, Genprex, Inc. (“Genprex” or the “Company”) issued a press release in which it announced that IP Australia, the Australian government agency responsible for administering Australia’s intellectual property rights system, has issued a Notice of Acceptance, on February 5, 2026, of the Genprex patent application claiming the use of Reqorsa® Gene Therapy in combination with PD-L1 antibodies for the treatment of cancers. The subject claims have been successfully granted in other countries. Should the patent grant, the press release notes that it will strengthen Genprex’s intellectual property portfolio, providing crucial protection for the therapeutic combination currently being evaluated in the Acclaim-3 clinical trial. A granted patent will secure exclusivity for this drug combination in Australia, preventing potential competitors from manufacturing, using or selling it. Such exclusivity is vital for protecting the significant investments made in research and development, ensuring that Genprex can continue to pursue and commercialize its novel therapeutic approaches without immediate competitive infringement in this specific combination.
 
The grant of a patent will build upon Genprex’s existing intellectual property foundation, which includes granted patents for the use of REQORSA in combination with PD-L1 antibodies in the U.S. and Korea. Genprex is actively pursuing additional patent applications in key international markets, including Europe, Canada, Brazil, China and Israel. This comprehensive patent strategy is designed to safeguard the company's innovations and maximize the potential of its pipeline assets.
 
In addition, the press release announced that the Company has also recently opened an additional clinical trial site for the Acclaim-3 clinical trial to include the University of Kentucky. The Company expects to add and open additional clinical trial sites for its Acclaim clinical trials in an effort to expand its reach to additional patients and expedite enrollment. These developments further underscore Genprex’s commitment to protecting and expeditiously advancing its clinical trials in lung cancer.
 
Acclaim-3 is a Phase 1/2 clinical trial evaluating the combination of REQORSA and Genentech’s Tecentriq® (atezolizumab) as maintenance therapy in patients with extensive stage small cell lung cancer (“ES-SCLC”) who are candidates for maintenance therapy after receiving Tecentriq and chemotherapy as standard of care initial treatment. In this study, patients will be treated with REQORSA and Tecentriq until disease progression or unacceptable toxicity is experienced. The Phase 2 expansion study follows the successful completion of the Phase 1 dose escalation portion of the study, which showed REQORSA was generally well tolerated. There were no dose limiting toxicities, and in Acclaim-3, the Phase 2 patients are receiving the same dose of REQORSA as patients in the Phase 2 portion of Acclaim-1. The Phase 2 expansion portion is expected to enroll approximately 50 patients. The primary endpoint of the Phase 2 portion is to determine the 18-week progression-free survival rate from the time of the start of maintenance therapy with REQORSA and Tecentriq in patients with ES-SCLC. Patients will also be followed for survival. Genprex’s team plans to conduct an interim analysis after the 25th patient enrolled and treated reaches 18 weeks of follow up. The Company expects to complete enrollment of the first 25 patients for interim analysis in the Phase 2 expansion portion of the study in the first half of 2026 and expects the interim analysis in the second half of 2026. The Acclaim-3 clinical trial is supported by U.S. Food and Drug Administration Fast Track Designation and Orphan Drug Designation.
 
Cautionary Language Concerning Forward-Looking Statements
 
Statements contained in this Current Report on Form 8-K regarding matters that are not historical facts are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements are made on the basis of the current beliefs, expectations and assumptions of management, are not guarantees of performance and are subject to significant risks and uncertainty. These forward-looking statements should, therefore, be considered in light of various important factors, including those set forth in Genprex’s reports that it files from time to time with the Securities and Exchange Commission and which you should review, including those statements under “Item 1A – Risk Factors” in Genprex’s Annual Report on Form 10-K for the year ended December 31, 2024.
 
Because forward-looking statements are subject to risks and uncertainties, actual results may differ materially from those expressed or implied by such forward-looking statements. Such statements include, but are not limited to, statements regarding: Genprex’s ability to advance the clinical development, manufacturing and commercialization of its product candidates in accordance with projected timelines; the timing and success of Genprex’s clinical trials and regulatory approvals; the effect of Genprex’s product candidates, alone and in combination with other therapies, on cancer and diabetes; the effects of any strategic research and development prioritization initiatives, and any other strategic alternatives or other efforts that Genprex takes or may take in the future that are aimed at optimizing and re-focusing Genprex’s diabetes, oncology and/or other clinical development programs including prioritization of resources, and the extent to which Genprex is able to implement such efforts and initiatives successfully to achieve the desired and intended results thereof; Genprex’s future growth and financial status, including Genprex’s ability to regain and/or maintain compliance with the continued listing requirements of The Nasdaq Capital Market and to continue as a going concern and to obtain capital to meet its long-term liquidity needs on acceptable terms, or at all; Genprex’s commercial and strategic partnerships, including those with its third party vendors, suppliers and manufacturers and their ability to successfully perform and scale up the manufacture of its product candidates; and Genprex’s intellectual property and licenses, including the anticipated exclusivity of this patent grant and the potential for future grants of patent applications globally.
 
These forward-looking statements should not be relied upon as predictions of future events and Genprex cannot assure you that the events or circumstances discussed or reflected in these statements will be achieved or will occur. If such forward-looking statements prove to be inaccurate, the inaccuracy may be material. You should not regard these statements as a representation or warranty by Genprex or any other person that Genprex will achieve its objectives and plans in any specified timeframe, or at all. You are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date of this filing. Genprex disclaims any obligation to publicly update or release any revisions to these forward-looking statements, whether as a result of new information, future events or otherwise, after the date of this filing or to reflect the occurrence of unanticipated events, except as required by law.
 
Item 9.01 Financial Statements and Exhibits.
 
(d) Exhibits.
 
Exhibit
Number
 
 Description
     
104   Cover Page Interactive Data File (embedded within the Inline XBRL document).
 
 

 
 
SIGNATURES
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
 
GENPREX, INC.
 
       
Date: February 10, 2026
By:
/s/ Ryan Confer
 
   
Ryan Confer
 
   
Chief Executive Officer and Chief Financial Officer
(Principal Executive Officer and Principal Financial and Accounting Officer)
 
 
 

FAQ

What patent development did Genprex (GNPX) announce in Australia?

Genprex announced a Notice of Acceptance from IP Australia for a patent application covering the use of REQORSA Gene Therapy with PD-L1 antibodies to treat cancers. If granted, the patent would secure exclusivity for this combination in Australia and strengthen the company’s global intellectual property portfolio.

How does the Australian patent support Genprex’s REQORSA strategy?

The Australian patent, if granted, would protect REQORSA plus PD-L1 antibodies as a cancer treatment in that country. It builds on granted patents in the U.S. and Korea and complements additional applications in Europe, Canada, Brazil, China and Israel to safeguard Genprex’s pipeline assets internationally.

What is Genprex’s Acclaim-3 clinical trial and what does it study?

Acclaim-3 is a Phase 1/2 trial in extensive stage small cell lung cancer, testing REQORSA with Genentech’s Tecentriq as maintenance therapy after standard Tecentriq plus chemotherapy. Patients receive both drugs until disease progression or unacceptable toxicity, with progression-free survival at 18 weeks as the primary Phase 2 endpoint.

What recent clinical site expansion did Genprex (GNPX) disclose for Acclaim-3?

Genprex recently opened an additional Acclaim-3 trial site at the University of Kentucky. The company plans to add more sites across its Acclaim trials to reach more patients and speed enrollment, supporting faster progress of its REQORSA-based lung cancer clinical programs.

When does Genprex expect interim results from the Acclaim-3 Phase 2 expansion?

Genprex plans an interim analysis after the 25th Phase 2 patient reaches 18 weeks of follow up. It expects to complete enrollment of these first 25 patients in the first half of 2026 and conduct the interim analysis in the second half of 2026.

What regulatory designations support the Acclaim-3 trial for REQORSA?

The Acclaim-3 trial is supported by FDA Fast Track Designation and Orphan Drug Designation for the REQORSA and Tecentriq combination in extensive stage small cell lung cancer. These designations are intended to facilitate development and review of treatments for serious, rare conditions.

How does Genprex describe the safety of REQORSA in Acclaim-3 so far?

Genprex states that the Phase 1 dose escalation portion of Acclaim-3 showed REQORSA was generally well tolerated. There were no dose-limiting toxicities reported, and Phase 2 patients are receiving the same REQORSA dose used in the Phase 2 portion of the Acclaim-1 trial.

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