🕵️ HCW Biologics Inc. ($HCWB)
SEC insider & ownership activity, last 12 months · CIK 1828673 · every row links its SEC filing
Over the last 12 months insiders bought $430K with no open-market selling against it. Scott T. Garrett bought $250K in discretionary trades (May). 2 red-flag 8-Ks in the window, most recently Delisting notice (3.01), Jun 29, 2026.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
3 buyers, $430K (6 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Scott T. Garrett | 2 | $250K | 0 | – | May 22, 2026 |
| Hing C. Wong | 2 | $160K | 0 | – | May 22, 2026 |
| Byam Rebecca | 2 | $20K | 0 | – | May 22, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| HING C. WONG, PH.D. | 23.4% | 13D | May 15, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jul 1, 2026 | filing ↗ |
| Delisting notice (3.01) | Jun 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 29, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Jun 24, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jun 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 16, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 15, 2026 | filing ↗ |
| Delisting notice (3.01) | May 29, 2026 | filing ↗ |
| Agreement terminated (1.02) | May 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 21, 2026 | filing ↗ |
| Material agreement (1.01) | May 21, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 21, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 21, 2026 | filing ↗ |
| Other events (8.01) | May 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 21, 2026 | filing ↗ |
| Earnings (2.02) | May 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 14, 2026 | filing ↗ |
| Other events (8.01) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Other events (8.01) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Apr 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 15, 2026 | filing ↗ |
| Earnings (2.02) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 16, 2026 | filing ↗ |