HCWB insider transaction filings
HCW Biologics Inc. — 25 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-31. Screen HCWB transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 3 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 3 legs across 3 filings by 3 insiders — 38,682 shares, $99,993 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 0.
- Largest priced transaction: purchase of 23,210 shares @ $2.58 ($59,998) by Wong Hing C, filed 2026-07-31.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Wong Hing C — Chief Executive Officer, Director, 10% owner | 1 | 1 leg · 23,210 sh · $59,998 | — | — |
| Flowers Lee — SVP of Business Development | 1 | 1 leg · 7,736 sh · $19,998 | — | — |
| GARRETT SCOTT T — Director | 1 | 1 leg · 7,736 sh · $19,998 | — | — |
Recent Form 4 filings — HCW Biologics Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-31 | 4 | Wong Hing C — Chief Executive Officer, Director, 10% owner | Purchase (P): 23,210 @ $2.58 | EDGAR |
| 2026-07-31 | 4 | Flowers Lee — SVP of Business Development | Purchase (P): 7,736 @ $2.58 | EDGAR |
| 2026-07-31 | 4 | GARRETT SCOTT T — Director | Purchase (P): 7,736 @ $2.58 | EDGAR |
| 2026-05-27 | 4 | Wong Hing C — Chief Executive Officer, Director, 10% owner | Purchase (P): 113,879 @ $1.41 · Purchase (P): 113,879 (derivative) @ $0 | EDGAR |
| 2026-05-27 | 4 | Byam Rebecca — Chief Financial Officer | Purchase (P): 14,235 @ $1.41 · Purchase (P): 14,235 (derivative) @ $0 | EDGAR |
| 2026-05-27 | 4 | GARRETT SCOTT T — Director | Purchase (P): 177,936 @ $1.41 · Purchase (P): 177,936 (derivative) @ $0 | EDGAR |
| 2025-05-20 | 4 | Wong Hing C — Chief Executive Officer, Director, 10% owner | Purchase (P): 8,054 @ $7.45 | EDGAR |
| 2025-05-20 | 4 | Winer Gary M — Director | Purchase (P): 1,342 @ $7.45 | EDGAR |
| 2025-05-20 | 4 | GARRETT SCOTT T — Director | Purchase (P): 13,423 @ $7.45 | EDGAR |
| 2025-05-09 | 4 | Wong Hing C — Chief Executive Officer, Director, 10% owner | Purchase (P): 92,500 @ $26 · Purchase (P): 46,250 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | Byam Rebecca — Chief Financial Officer | Purchase (P): 8,462 @ $26 · Purchase (P): 4,231 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | Flowers Lee — SVP of Business Development | Purchase (P): 962 @ $26 · Purchase (P): 481 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | Greene Rick S. — Director | Purchase (P): 962 @ $26 · Purchase (P): 481 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | Winer Gary M — Director | Purchase (P): 2,308 @ $26 · Purchase (P): 1,154 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | GARRETT SCOTT T — Director | Purchase (P): 5,385 @ $26 · Purchase (P): 2,692 (derivative) @ $0 | EDGAR |
| 2024-06-17 | 4 | Greene Rick S. — Director | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2024-06-17 | 4 | Winer Gary M — Director | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2024-06-17 | 4 | Giles Lisa M. — Director | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2024-06-17 | 4 | GARRETT SCOTT T — Director | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2024-02-22 | 4 | Wong Hing C — Chief Executive Officer, Director | Grant/award (A): 739,288 @ $1.40 | EDGAR |
| 2024-02-22 | 4 | Greene Rick S. — Director | Grant/award (A): 35,714 @ $1.40 | EDGAR |
| 2024-02-22 | 4 | Flowers Lee — SVP of Business Development | Grant/award (A): 71,429 @ $1.40 | EDGAR |
| 2024-02-22 | 4 | Byam Rebecca — Chief Financial Officer | Grant/award (A): 760,714 @ $1.40 | EDGAR |
| 2024-02-22 | 4 | Giles Lisa M. — Director | Grant/award (A): 35,715 @ $1.40 | EDGAR |
| 2024-02-22 | 4 | GARRETT SCOTT T — Director | Grant/award (A): 142,858 @ $1.40 | EDGAR |
Recent 8-K events — HCW Biologics Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-10 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-09-08 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-14 | 8-K | 4.02 — Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review | EDGAR |
| 2026-08-14 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-29 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-01 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-06-30 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-26 | 8-K | 3.03 — Material Modification to Rights of Security Holders 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-16 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-15 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
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