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IN8bio Reports Second Quarter 2026 Financial Results and Recent Business Highlights

globenewswire.com

IN8bio Reports Second Quarter 2026 Financial Results and Recent Business Highlights NEW YORK, Aug. 06, 2026 (GLOBE NEWSWIRE) -- IN8bio, Inc. (Nasdaq: INAB), a clinical-stage biopharmaceutical company developing innovative gamma-delta (γδ) T cell therapies and γδ T cell engagers (TCEs) for cancer and autoimmune diseases, today reported financial results and business highlights for the second quarter ended June 30, 2026.

“The second quarter marked an important period of scientific and clinical validation for γδ T cell therapeutics and IN8bio. Our γδ TCE platform is progressing, with INB-619 advancing into initial animal models. We are pleased to remain on track for reporting initial in vivo data this year,” said William Ho, Chief Executive Officer and co-founder of IN8bio. “In addition, peer-reviewed and updated clinical data from our glioblastoma program continue to demonstrate a favorable safety profile and provide strong evidence that γδ T cells are clinically active and can be delivered safely to potentially improve patient outcomes. We remain focused on disciplined execution, as we continue to seek a regulatory pathway for our glioblastoma program, with the ultimate goal of bringing much needed treatment to patients.”

Advancing Next-Generation γδ TCE Platform (INB-619)

Reported Clinical and Translational Advances for DeltEx™ DRI in Newly Diagnosed Glioblastoma

During the second quarter, IN8bio reported multiple clinical and scientific milestones supporting the clinical activity of γδ T cells and IN8bio’s DeltEx™ DRI platform:

Upcoming Anticipated Milestones

Second Quarter 2026 Financial Highlights

About IN8bio

IN8bio is a clinical-stage biopharmaceutical company developing γδ T cell and γδ T cell engager (TCE) product candidates to address unmet medical needs. γδ T cells are a specialized population of T cells that possess unique properties, including the ability to differentiate between healthy and diseased tissue. The Company’s pipeline is anchored by INB-600, a novel γδ T cell engager platform with potential applications across oncology and autoimmune indications. IN8bio is also advancing INB-100, an allogeneic γδ T cell candidate for adult patients with high-risk leukemias undergoing haploidentical stem cell transplantation, and INB-200/400, an autologous genetically modified γδ T cell candidate for newly diagnosed glioblastoma (GBM). For more information about IN8bio, visit www.IN8bio.com.

Forward Looking Statements

This press release may contain forward-looking statements made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. These statements may be identified by words such as “aims,” “anticipates,” “believes,” “could,” “estimates,” “expects,” “forecasts,” “goal,” “intends,” “may,” “plans,” “possible,” “potential,” “seeks,” “will” and variations of these words or similar expressions that are intended to identify forward-looking statements, although not all forward-looking statements contain these words. Forward-looking statements in this press release include, but are not limited to, statements regarding: the therapeutic potential of IN8bio’s product candidates; the potential of IN8bio’s INB-600 platform to improve durability and safety compared with traditional CD3-targeting engagers; IN8bio’s ability to achieve anticipated milestones, including receipt of guidance from the FDA on regulatory pathways for the DeltEx™ DRI GBM program, expected presentations and data readouts from its preclinical studies and clinical trials including preclinical in vivo data for INB-619, patient dosing timelines and advancement of clinical development plans; and other statements that are not historical fact. IN8bio may not actually achieve the plans, intentions or expectations disclosed in these forward-looking statements, and you should not place undue reliance on these forward-looking statements. Actual results or events could differ materially from the plans, intentions and expectations disclosed in these forward-looking statements as a result of various factors, including: risks to site initiation, clinical trial commencement, patient enrollment and follow-up, as well as IN8bio’s ability to meet anticipated deadlines and milestones; uncertainties inherent in the initiation and completion of preclinical studies and clinical trials and clinical development of IN8bio’s product candidates; the risk that IN8bio may be unable to raise additional capital and could be forced to delay, further reduce or to explore other strategic options for certain of its development programs, or even terminate its operations; IN8bio’s ability to continue to operate as a going concern; the risk that IN8bio may not realize the intended benefits of its DeltEx platform and TCE program; availability and timing of results from preclinical studies and clinical trials; whether the outcomes of preclinical studies will be predictive of clinical trial results; whether initial or interim results from a clinical trial will be predictive of the final results of the trial or the results of future trials; the risk that trials and studies may be delayed and may not have satisfactory outcomes; potential adverse effects arising from the testing or use of IN8bio’s product candidates; the uncertainty of regulatory approvals to conduct trials or to market products; IN8bio’s reliance on third parties, including licensors and clinical research organizations; and other important factors, any of which could cause IN8bio’s actual results to differ from those contained in the forward-looking statements, which are described in greater detail in the section entitled “Risk Factors” in IN8bio’s Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission (SEC) on May 7, 2026, as well as in other filings IN8bio may make with the SEC in the future. Any forward-looking statements contained in this press release speak only as of the date hereof, and IN8bio expressly disclaims any obligation to update any forward-looking statements contained herein, whether because of any new information, future events, changed circumstances or otherwise, except as otherwise required by law.

Investors and Corporate Contact:

IN8bio, Inc.

Patrick McCall

646.933.5603

pfmccall@IN8bio.com

Media Contact

Kimberly Ha

KKH Advisors

917.291.5744

kimberly.ha@kkhadvisors.com