HCW Biologics Inc.

Forward Looking Statements:

Statements in this press release contain “forward-looking statements” that are subject to substantial risks and uncertainties. These statements are made under the “safe harbor” provisions of the U.S. Private Securities Litigation Reform Act of 1995. Forward-looking statements contained in this press release may be identified by the use of words such as “anticipate,” “expect,” “believe,” “will,” “may,” “should,” “estimate,” “project,” “outlook,” “forecast” or other similar words and include, without limitation, statements regarding the completion of the Offering and the satisfaction of customary closing conditions; the anticipated use of proceeds from the Offering; the Company’s ability to obtain stockholder approval for the issuance of the Common Warrants; the anticipated issuance of the Common Warrants following receipt of stockholder approval; the anticipated filing and effectiveness of registration statements covering the shares of Common Stock issued in the Offering; and the prospective efficacy and success of the Company’s immunotherapeutic candidates and development programs. Further, certain forward-looking statements are based on assumptions as to future events that may not prove to be accurate. Factors that could cause actual results to differ include, but are not limited to, the risks and uncertainties that are described in the section titled “Risk Factors” in the annual report on Form 10-K filed with the SEC on March 31, 2026, and in other filings filed from time to time with the SEC.