HCWB

HCW9302 is a best-in-class IL-2-based immunotherapeutic for treatment of autoimmune diseases through expanding and activating regulatory T cells Patent allowance received for use of HCW9302 as treatment for alopecia areata Phase 1 dose-escalating clinical study evaluating HCW9302 as monotherapy in patients with alopecia areata on track for completion in Q4 2026, continues to be well tolerated with no dose-limiting toxicities Preliminary readout of first two dose cohorts is encouraging -- patients diagnosed with alopecia areata show positive response after single dose of monotherapy at 3 micrograms/kg dose level MIRAMAR, Fla., Sept. 02, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”) (NASDAQ: HCWB), a U.S.-based clinical-stage biopharmaceutical company focused on developing novel fusion immunotherapeutics to treat autoimmune diseases, cancer, and senescence-associated dysplasia, announced receipt of a Notice of Allowance from the U.S. Patent and Trademark Office (“USPTO”) for claims directed to use of HCW9302 to treat alopecia areata (U.S. Patent Application Publication No.

Human studies show that the TGF-β trap and IL-15 fusion used alone promotes expansion of progenitor CD8 + T cells and NK cells Company has incorporated the TGF-β/IL-15 moiety into the constructs of its second-generation fusion immunotherapeutics constructed with novel TRBC drug development platform MIRAMAR, Fla., Aug. 25, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”) (NASDAQ: HCWB), a U.S.-based clinical-stage biopharmaceutical company focused on developing novel fusion immunotherapeutics to treat autoimmune diseases, cancer, and senescence-associated dysplasia, together with collaborators at leading research institutions, have identified a TGF-β trap and IL-15 fusion as a novel moiety with potential applications against diseased cells and viral infections.

MIRAMAR, Fla., Aug. 14, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”) (NASDAQ: HCWB), a clinical-stage biopharmaceutical company focused on developing transformative fusion immunotherapeutics to treat autoimmune diseases, cancer and senescence-associated dysplasia, today reported financial results and recent business highlights for the three and six months ended June 30, 2026.

MIRAMAR, Fla., July 29, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”), (NASDAQ: HCWB), a clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics to treat autoimmune diseases, cancer and senescence-associated dysplasia, today announced the pricing of its $1.6 million private placement offering (the “Offering”) with a group of investors, including officers, directors and an existing stockholder of the Company, (each, and “Investor” and collectively, the “Investors”). Pursuant to a securities purchase agreement entered into with the Investors (the “Purchase Agreement”), the Company agreed to issue and sell an aggregate of 618,682 units (the “Units”), with each Unit consisting of (i) one share of the Company's common stock, par value $0.0001 per share (“Common Stock”), or, in lieu thereof, one pre-funded warrant to purchase one share of Common Stock (a “Pre-Funded Warrant”), and (ii) the right to receive one common stock purchase warrant (a “Common Warrant”) to purchase one share of Common Stock upon, and subject to, stockholder approval of the issuance thereof.

Company requested Type B pre-IND meeting with U.S. FDA to discuss development and regulatory strategy for its investigational tetravalent T-cell engager, HCW11-018b HCW11-018b has demonstrated potential for treating solid tumors that overexpress human tissue factor, including gynecologic and pancreatic cancers Company has developed a streamlined, robust manufacturing process designed to produce high-quality cGMP material at a lower cost than current methods MIRAMAR, Fla., July 23, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”), (NASDAQ: HCWB), a U.S.-based clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics to treat diseases promoted by chronic inflammation, focusing on autoimmune disorders and other inflammatory diseases, cancer and senescence-associated dysplasia, today announced that it has requested a Type B (pre-IND application) meeting with the U.S. FDA to discuss the development and regulatory strategy for its investigational lead product candidate, HCW11-018b, a tetravalent T-cell engager (“TCE”) constructed with the Company's proprietary TRBC drug development platform.

MIRAMAR, Fla., June 30, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”) (Nasdaq: HCWB), a U.S.-based clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics to support or treat diseases promoted by chronic inflammation, focusing on autoimmune disorders and other inflammatory diseases, cancer and senescence-associated dysplasia, today reported that, on June 29, 2026, the Nasdaq Hearings Panel (the “Panel”) of The Nasdaq Stock Market LLC (“Nasdaq” or the “Exchange”) found that the Company regained compliance with Listing Rule 5550(a)(2), the “Bid Price Rule,” per the terms set forth in the Panel's decision letter dated May 29, 2026, as amended, and is subject to a mandatory monitoring period through June 17, 2027.

Company completed 28 consecutive trading days above $1.00 per share on June 25, 2026 Reverse stock split effectuated to ensure ongoing compliance with the Bid Price Rule and additional requirements from Nasdaq Hearings Panel MIRAMAR, Fla., June 26, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company” or “HCW Biologics”) (NASDAQ: HCWB), a U.S.-based clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics to support or treat diseases promoted by chronic inflammation, focusing on autoimmune disorders and other inflammatory diseases, cancer and senescence-associated dysplasia, today announced that its Board of Directors has approved a 1-for-6 reverse stock split of the Company's common stock, par value $0.0001 (“Common Stock”), which will be effective at 12:01 a.m.

Potentially best-in-class IL-2 based treatment for autoimmune diseases by expanding and activating regulatory T cells Readout for dose-escalating clinical study for first two dose cohorts All participants in second dose cohort at the dose level of 3 micrograms/kg body weight showed positive clinical response after single dose administration Well tolerated, with no dose-limiting toxicities or significant known IL-2-treatment-related adverse effects, including no reported incidence of capillary leak, cytokine release syndrome, or increase in blood eosinophil counts HCW Biologics projects to establish the Recommended Phase 2 Dose by year end 2026 MIRAMAR, Fla., June 16, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (“HCWB” or the “Company”) (NASDAQ: HCWB), a U.S.-based clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics to support or treat diseases promoted by chronic inflammation, focusing on autoimmune disorders and other inflammatory diseases, cancer and senescence-associated dysplasia, today announced a positive preliminary human data readout for the first two dose cohorts from its dose-escalating Phase 1 clinical trial of HCW9302, an IL-2 based fusion immunotherapeutic, in patients with alopecia areata.

Positions the Company to participate in fast-growing, multi-billion-dollar CAR-T immunotherapy market Recently published data suggest that HCW9206 may reduce CAR-T production costs and improve therapeutic efficacies, with the potential to support curative outcomes Company plans to commercialize the reagents through corporate partners focused on CAR-T and NK-cell therapies, including developers and manufacturers MIRAMAR, Fla., May 27, 2026 (GLOBE NEWSWIRE) -- HCW Biologics Inc. (the “Company”) (NASDAQ: HCWB), a clinical-stage biopharmaceutical company developing first-in-class fusion immunotherapeutics for autoimmune diseases, cancer, and senescence-associated dysplasia, today announced that it has exercised its option to regain full ex vivo rights to HCW9206 and HCW9201, two commercial-ready compounds as reagents, from its licensee, Wugen Inc. Wugen held exclusive worldwide rights to these two compounds for ex vivo, cell-based therapy applications.

NEW YORK, May 22, 2026 (GLOBE NEWSWIRE) -- E.F. Hutton & Co. (“E.F. Hutton”), an investment banking and financial advisory firm headquartered in New York City, today announced that it acted as the sole placement agent in connection with a $4.0 million private placement for HCW Biologics Inc. (“HCW Biologics” or the “Company”) (NASDAQ: HCWB), a clinical-stage biopharmaceutical company developing transformative fusion immunotherapeutics designed to treat diseases driven by chronic inflammation, including autoimmune disorders, cancer, and senescence-associated conditions.