Company: HCWB
Filing Date: 2025-04-16
Form Type: 424B3
Source: 0001193125-25-082835
Chunk: 86

Company: HCW Biologics Inc.
Filing Date: 2025-04-16
Form: 424B3
Chunk 86
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,909 |     |                |   187,000 |     |              |  1,568,909 |     |               | 3.5%  |
| Scott T. Garrett(4)                                         |     |        |    267,858 |     |                |    75,305 |     |              |    343,163 |     |               | *     |
| Rick S. Greene(5)                                           |     |        |     44,125 |     |                |    75,305 |     |              |    119,430 |     |               | *     |
| Gary M. Winer(6)                                            |     |        |     17,000 |     |                |    91,378 |     |              |    108,378 |     |               | *     |
| Lisa M. Giles(7)                                            |     |        |     35,815 |     |                |    91,378 |     |              |    127,193 |     |               | *     |
| All executive officers and directors as a group (8 persons) |     |        | 18,068,601 |     |                | 1,114,650 |     |              | 19,183,251 |     |               | 42.7% |

| * | Represents beneficial ownership of less than one percent of the outstanding shares of our Common Stock. |

| (1) | Consists of (a) 11,926,537 shares held directly by Dr. Hing C. Wong and (b) 4,127,619 shares held by 
 Dr. Hing C. Wong and Ms. Bee Yau Huang.                                                              |

| (2) | Consists of 77,500 shares held directly by Dr. Peter Rhode. |

| (3) | Consists of 1,381,909 shares held directly by Rebecca Byam. |

| (4) | Consists of 267,858 shares held by Garrett Capital Partners, LLC. Mr. Garrett is deemed to beneficially 
 own the shares held by Garrett Capital Partners, LLC.                                                   |

| (5) | Consists of 44,125 shares held directly by Rick S. Greene. |

| (6) | Consists of 17,000 shares held directly by Gary M. Winer. |

| (7) | Consists of 35,815 shares held by Lisa M