HCW Biologics Inc.
HCWB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001828673
In the last 90 days, HCW Biologics Inc. insiders filed 3 open-market purchases and 0 sales; 12 institutions reported holding it in 13F filings for Q2 2026, worth $515.7K in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by HCW Biologics Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 3 filings
- 3 insiders, $100.0K in total
- Open-market sells
- 0 filings
- Insiders trading
- 3
- Net value
- +$100.0K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for HCW Biologics Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Wong Hing C | Chief Executive Officer | 125,845 | Jul 31, 2026 | 2 |
| Flowers Lee | SVP of Business Development | 8,691 | Jul 31, 2026 | 1 |
| Garrett Scott T | Director | 41,644Indirect | Jul 31, 2026 | 2 |
| Byam Rebecca | Chief Financial Officer | 57,245 | May 27, 2026 | 1 |
| Winer Gary M | Director | 4,075 | May 20, 2025 | 0 |
| Greene Rick S. | Director | 2,066 | May 9, 2025 | 0 |
| Giles Lisa M. | Director | 35,815 | Jun 17, 2024 | 0 |
| Rhode Peter | See Remarks | 77,500 | Dec 11, 2023 | 0 |
| Jiao Jin-an | VP of Development | 45,141 | Jun 2, 2022 | 0 |
| Medmira Capital Ltd. | 10% Owner | 0 | Sep 17, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 10, 2022 (view filing) | Jun 8-10 | 2 days | Winer Gary MDirector | PPurchase | +3.50K | $2.19 | +$7.67K | +36.8%13.0K after | 3 lots |
| Jun 9, 2022 (view filing) | Jun 7-9 | 2 days | Wong Hing CChief Executive Officer | PPurchase | +3.00K | $2.27 | +$6.81K | 0.0%15.3M after | 2 lots |
| Jun 8, 2022 (view filing) | Jun 6-7 | 2 days | Winer Gary MDirector | PPurchase | +2.00K | $2.12 | +$4.23K | +26.7%9.50K after | 2 lots |
| Jun 6, 2022 (view filing) | Jun 2 | 4 days | Greene Rick S.Director | PPurchase | +4.80K | $2.09 | +$10.0K | +132.9%8.41K after | |
| Dec 7, 2021 (view filing) | Dec 6 | 1 day | Jiao Jin-anVP of Development | PPurchase | +10.0K | $2.42 | +$24.2K | +48.6%30.6K after | |
| Oct 7, 2021 (view filing) | Aug 31 | 37 days | Wong Hing CChief Executive Officer | PPurchase | +5.83K | $3.94 | +$23.0K | 0.0%15.3M after | Amended |
| Oct 7, 2021 (view filing) | Aug 27 | 41 days | Wong Hing CChief Executive Officer | PPurchase | +8.00K | $3.76 | +$30.1K | +0.1%15.3M after | Amended |
| Sep 10, 2021 (view filing) | Aug 19 | 22 days | Byam RebeccaChief Financial Officer | PPurchase | +10.0K | $4.40 | +$44.0K | +19.2%62.0K after | Amended |
| Aug 30, 2021 (view filing) | Aug 26-30 | 4 days | Wong Hing CChief Executive Officer | PPurchase | +12.5K | $3.88 | +$48.5K | +0.1%15.3M after | From original2 lots |
| Aug 27, 2021 (view filing) | Aug 25 | 2 days | Greene Rick S.Director | PPurchase | +3.61K | $4.10 | +$14.8K | New position3.61K after | |
| Aug 24, 2021 (view filing) | Aug 20-23 | 4 days | Flowers LeeSVP of Business Development | PPurchase | +13.5K | $4.03 | +$54.2K | +17.2%91.7K after | 2 lots |
| Aug 24, 2021 (view filing) | Aug 19 | 5 days | Flowers LeeSVP of Business Development | PPurchase | +10.5K | $4.29 | +$45.2K | +15.6%78.2K after | Amended |
| Jul 23, 2021 (view filing) | Jul 22 | 1 day | Garrett Scott TDirector | PPurchase | +125.0K | $8.00 | +$1.00M | New position125.0K after | |
| Jul 23, 2021 (view filing) | Jul 22 | 1 day | Rhode PeterSee Remarks | PPurchase | +12.5K | $8.00 | +$100.0K | +36.5%46.8K after | |
| Jul 23, 2021 (view filing) | Jul 22 | 1 day | Flowers LeeSVP of Business Development | PPurchase | +31.3K | $8.00 | +$250.0K | +85.8%67.7K after | |
| Jul 23, 2021 (view filing) | Jul 22 | 1 day | Byam RebeccaChief Financial Officer | PPurchase | +25.0K | $8.00 | +$200.0K | +92.6%52.0K after | |
| Jul 23, 2021 (view filing) | Jul 22 | 1 day | Wong Hing CChief Executive Officer | PPurchase | +627.5K | $8.00 | +$5.02M | +4.3%15.3M after |