Company: HCWB
Filing Date: 2025-04-28
Form Type: DEF 14A
Source: 0000950170-25-058961
Chunk: 18

Company: HCW Biologics Inc.
Filing Date: 2025-04-28
Form: DEF 14A
Chunk 18
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 time. During 2024: (i) our board of directors met twenty-four (24) times (which does not include any meetings held jointly with the audit committee or the compensation committee); (ii) our audit committee jointly with our board meetings met seven (7) times; (iii) our compensation committee met four(4) times separately and one (1) time jointly with the board and the audit committee; (iv) our finance subcommittee met one (1) time and jointly with our audit subcommittee four (4) times.

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TABLE OF CONTENTS

During 2024, each member of our board of directors attended at least 75% of the aggregate of all meetings of our board of directors and of all meetings of committees of our board of directors on which such member served that were held during the period in which such director served.

Our policy is to invite and encourage each member of our board of directors to be present at our annual meetings of stockholders. Four of our directors attended the 2024 annual meeting.

#### Communication with Directors
Stockholders and interested parties who wish to communicate with our board of directors, non-management members of our board of directors as a group, a committee of our board of directors or a specific member of our board of directors (including our Chairperson) may do so by letters addressed to the attention of the Corporate Secretary.

All communications are reviewed by the Corporate Secretary and provided to the members of our board of directors as appropriate. Unsolicited items, sales materials, abusive, threatening or otherwise inappropriate materials and other routine items and items unrelated to the duties and responsibilities of our board of directors will not be provided to directors.

The address for these communications is:

<div align='center'>HCW Biologics Inc.2929 N. Commerce Parkway
Miramar, Florida 33025
Attn: Corporate Secretary</div>

### Code of Business Conduct and Ethics
We have adopted a Code of Business Conduct and Ethics that applies to all of the members of our board of directors, officers and employees. Our Code of Business Conduct and Ethics is posted on the Investor Relations section of our website, which is located athttps://investors.hcwbiologics.com/, by clicking on “Governance Documents” in the “Governance” section of our website. We intend to satisfy the disclosure requirement under Item 5.05 of Form 8-K regarding amendment to, or waiver from, a provision of our Code of Business Conduct and Ethics