HCWB
HCW Biologics Inc.$1.28-0.04 (-2.65%)Prev Close$1.32·MCap$1.3M·P/E—·Vol468.8K·Yield—
▲
Buys (12M)
3
$391.7K
▼
Sells (12M)
0
$0.00
◆
Net Activity
Net Buyer
$391.7K
●
Active Insiders
3
last 12 mo
Over the past 12 months, insider activity at HCW Biologics Inc. (HCWB) has been exclusively buying, with 3 insider purchases totaling $391.7K and 0 insider sales totaling $0.00. The most recent insider transaction was by Byam Rebecca (officer: Chief Financial Officer), who purchased $18.2K worth of shares on May 27, 2026. HCW Biologics Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $1.3M.
HCWB Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 27, 2026 | Byam Rebecca | officer: Chief Financial Officer | Buy | 14,235 | $1.28 | $18.2K0.7% OS | 18,466+336% |
| May 27, 2026 | Wong Hing C | director, 10 percent owner, officer: Chief Executive Officer | Buy | 113,879 | $1.28 | $145.8K5.5% OS | 118,110New Position |
| May 27, 2026 | GARRETT SCOTT T | director | Buy | 177,936 | $1.28 | $227.8K8.5% OS | 180,628New Position |
| May 16, 2025 | GARRETT SCOTT T | Director | Buy | 13,423 | $7.45 | $100.0K0.6% OS | 0 |
| May 16, 2025 | Winer Gary M | Director | Buy | 1,342 | $7.45 | $10.0K | 0 |
| May 16, 2025 | Wong Hing C | Chief Executive Officer | Buy | 8,054 | $7.45 | $60.0K | 0 |
| May 7, 2025 | Byam Rebecca | Chief Financial Officer | Buy | 8,462 | $26.00 | $220.0K | 0 |
| May 7, 2025 | Flowers Lee | SVP of Business Development | Buy | 962 | $26.00 | $25.0K | 0 |
| May 7, 2025 | GARRETT SCOTT T | Director | Buy | 5,385 | $26.00 | $140.0K | 0 |
| May 7, 2025 | Winer Gary M | Director | Buy | 2,308 | $26.00 | $60.0K | 0 |
| May 7, 2025 | Wong Hing C | Chief Executive Officer | Buy | 92,500 | $26.00 | $2.40M4.3% OS | 0 |
| Sep 18, 2023 | Wong Hing C | Chief Executive Officer | Buy | 1,800 | $2.08 | $3.7K | 15,314,868 |
| Sep 15, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 5,000 | $2.10 | $10.5K | 573,946 |
| Sep 15, 2023 | Winer Gary M | Director | Buy | 1,587 | $2.05 | $3.3K | 17,000 |
| Sep 13, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $2.07 | $20.7K | 568,946 |
| Sep 12, 2023 | Winer Gary M | Director | Buy | 600 | $2.05 | $1.2K | 15,413 |
| Sep 8, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $1.99 | $19.9K | 558,946 |
| Sep 7, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 5,000 | $1.95 | $9.7K | 548,946 |
| Sep 7, 2023 | Winer Gary M | Director | Buy | 463 | $1.78 | $822.85 | 14,813 |
| Jun 9, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 20,000 | $2.06 | $41.3K0.9% OS | 543,946 |
| Jun 9, 2023 | Flowers Lee | SVP of Business Development | Buy | 10,000 | $2.16 | $21.6K | 111,308 |
| Jun 8, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 24,696 | $2.07 | $51.0K1.1% OS | 523,946 |
| Jun 7, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 39,062 | $1.74 | $68.1K1.8% OS | 499,250 |
| Jun 2, 2023 | Wong Hing C | Chief Executive Officer | Buy | 1,600 | $1.58 | $2.5K | 15,313,068 |
| Jun 1, 2023 | Wong Hing C | Chief Executive Officer | Buy | 5,000 | $1.55 | $7.8K | 15,311,468 |
| Jun 1, 2023 | Winer Gary M | Director | Buy | 1,350 | $1.51 | $2.0K | 14,350 |
| May 31, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 40,000 | $1.64 | $65.5K1.9% OS | 460,188 |
| May 24, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 58,486 | $1.56 | $91.1K2.7% OS | 420,188 |
| Sep 15, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 15,000 | $2.58 | $38.7K0.7% OS | 327,952 |
| Sep 14, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 30,000 | $2.61 | $78.4K1.4% OS | 312,952 |
| Sep 12, 2022 | Wong Hing C | Chief Executive Officer | Buy | 10,000 | $2.69 | $26.9K | 15,306,468 |
| Sep 7, 2022 | Wong Hing C | Chief Executive Officer | Buy | 10,000 | $2.57 | $25.7K | 15,296,468 |
| Sep 1, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 17,200 | $2.55 | $43.9K0.8% OS | 282,952 |
| Aug 30, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 20,000 | $2.55 | $51.0K0.9% OS | 265,752 |
| Aug 26, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 90,300 | $2.54 | $229.7K4.2% OS | 245,752+58% |
| Jun 15, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 66,452 | $2.42 | $160.8K3.1% OS | 155,452+75% |
| Jun 13, 2022 | Wong Hing C | Chief Executive Officer | Buy | 1,520 | $2.19 | $3.3K | 15,286,468 |
| Jun 10, 2022 | Winer Gary M | Director | Buy | 3,500 | $2.19 | $7.7K | 13,000+37% |
| Jun 9, 2022 | Wong Hing C | Chief Executive Officer | Buy | 3,000 | $2.27 | $6.8K | 15,284,948 |
| Jun 8, 2022 | Winer Gary M | Director | Buy | 2,000 | $2.11 | $4.2K | 9,500+27% |
| Jun 6, 2022 | Greene Rick S. | Director | Buy | 4,800 | $2.09 | $10.0K | 8,411+133% |
| Dec 7, 2021 | Jiao Jin-an | VP of Development | Buy | 10,000 | $2.42 | $24.1K | 30,571+49% |
| Sep 2, 2021 | Wong Hing C | Chief Executive Officer | Buy | 3,830 | $3.93 | $15.1K | 15,277,948 |
| Aug 30, 2021 | Wong Hing C | Chief Executive Officer | Buy | 18,500 | $3.85 | $71.2K0.9% OS | 15,274,118 |
| Aug 27, 2021 | Greene Rick S. | Director | Buy | 3,611 | $4.10 | $14.8K | 3,611 |
| Aug 24, 2021 | Flowers Lee | SVP of Business Development | Buy | 13,458 | $4.03 | $54.2K0.6% OS | 91,667 |
| Aug 23, 2021 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $4.40 | $44.0K | 62,000 |
| Aug 23, 2021 | Flowers Lee | SVP of Business Development | Buy | 10,532 | $4.25 | $44.8K | 78,209 |
| Jul 23, 2021 | Byam Rebecca | Chief Financial Officer | Buy | 25,000 | $8.00 | $200.0K1.2% OS | 52,000+93% |
| Jul 23, 2021 | Flowers Lee | SVP of Business Development | Buy | 31,250 | $8.00 | $250.0K1.5% OS | 67,677+86% |
Showing 1–50 of 53
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HCWB Insider Buying Activity
The following table shows recent insider purchases of HCW Biologics Inc. (HCWB) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 27, 2026 | Byam Rebecca | officer: Chief Financial Officer | Buy | 14,235 | $1.28 | $18.2K0.7% OS | 18,466+336% |
| May 27, 2026 | Wong Hing C | director, 10 percent owner, officer: Chief Executive Officer | Buy | 113,879 | $1.28 | $145.8K5.5% OS | 118,110New Position |
| May 27, 2026 | GARRETT SCOTT T | director | Buy | 177,936 | $1.28 | $227.8K8.5% OS | 180,628New Position |
| May 16, 2025 | GARRETT SCOTT T | Director | Buy | 13,423 | $7.45 | $100.0K0.6% OS | 0 |
| May 16, 2025 | Winer Gary M | Director | Buy | 1,342 | $7.45 | $10.0K | 0 |
| May 16, 2025 | Wong Hing C | Chief Executive Officer | Buy | 8,054 | $7.45 | $60.0K | 0 |
| May 7, 2025 | Byam Rebecca | Chief Financial Officer | Buy | 8,462 | $26.00 | $220.0K | 0 |
| May 7, 2025 | Flowers Lee | SVP of Business Development | Buy | 962 | $26.00 | $25.0K | 0 |
| May 7, 2025 | GARRETT SCOTT T | Director | Buy | 5,385 | $26.00 | $140.0K | 0 |
| May 7, 2025 | Winer Gary M | Director | Buy | 2,308 | $26.00 | $60.0K | 0 |
| May 7, 2025 | Wong Hing C | Chief Executive Officer | Buy | 92,500 | $26.00 | $2.40M4.3% OS | 0 |
| Sep 18, 2023 | Wong Hing C | Chief Executive Officer | Buy | 1,800 | $2.08 | $3.7K | 15,314,868 |
| Sep 15, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 5,000 | $2.10 | $10.5K | 573,946 |
| Sep 15, 2023 | Winer Gary M | Director | Buy | 1,587 | $2.05 | $3.3K | 17,000 |
| Sep 13, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $2.07 | $20.7K | 568,946 |
| Sep 12, 2023 | Winer Gary M | Director | Buy | 600 | $2.05 | $1.2K | 15,413 |
| Sep 8, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $1.99 | $19.9K | 558,946 |
| Sep 7, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 5,000 | $1.95 | $9.7K | 548,946 |
| Sep 7, 2023 | Winer Gary M | Director | Buy | 463 | $1.78 | $822.85 | 14,813 |
| Jun 9, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 20,000 | $2.06 | $41.3K0.9% OS | 543,946 |
| Jun 9, 2023 | Flowers Lee | SVP of Business Development | Buy | 10,000 | $2.16 | $21.6K | 111,308 |
| Jun 8, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 24,696 | $2.07 | $51.0K1.1% OS | 523,946 |
| Jun 7, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 39,062 | $1.74 | $68.1K1.8% OS | 499,250 |
| Jun 2, 2023 | Wong Hing C | Chief Executive Officer | Buy | 1,600 | $1.58 | $2.5K | 15,313,068 |
| Jun 1, 2023 | Wong Hing C | Chief Executive Officer | Buy | 5,000 | $1.55 | $7.8K | 15,311,468 |
| Jun 1, 2023 | Winer Gary M | Director | Buy | 1,350 | $1.51 | $2.0K | 14,350 |
| May 31, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 40,000 | $1.64 | $65.5K1.9% OS | 460,188 |
| May 24, 2023 | Byam Rebecca | Chief Financial Officer | Buy | 58,486 | $1.56 | $91.1K2.7% OS | 420,188 |
| Sep 15, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 15,000 | $2.58 | $38.7K0.7% OS | 327,952 |
| Sep 14, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 30,000 | $2.61 | $78.4K1.4% OS | 312,952 |
| Sep 12, 2022 | Wong Hing C | Chief Executive Officer | Buy | 10,000 | $2.69 | $26.9K | 15,306,468 |
| Sep 7, 2022 | Wong Hing C | Chief Executive Officer | Buy | 10,000 | $2.57 | $25.7K | 15,296,468 |
| Sep 1, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 17,200 | $2.55 | $43.9K0.8% OS | 282,952 |
| Aug 30, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 20,000 | $2.55 | $51.0K0.9% OS | 265,752 |
| Aug 26, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 90,300 | $2.54 | $229.7K4.2% OS | 245,752+58% |
| Jun 15, 2022 | Byam Rebecca | Chief Financial Officer | Buy | 66,452 | $2.42 | $160.8K3.1% OS | 155,452+75% |
| Jun 13, 2022 | Wong Hing C | Chief Executive Officer | Buy | 1,520 | $2.19 | $3.3K | 15,286,468 |
| Jun 10, 2022 | Winer Gary M | Director | Buy | 3,500 | $2.19 | $7.7K | 13,000+37% |
| Jun 9, 2022 | Wong Hing C | Chief Executive Officer | Buy | 3,000 | $2.27 | $6.8K | 15,284,948 |
| Jun 8, 2022 | Winer Gary M | Director | Buy | 2,000 | $2.11 | $4.2K | 9,500+27% |
| Jun 6, 2022 | Greene Rick S. | Director | Buy | 4,800 | $2.09 | $10.0K | 8,411+133% |
| Dec 7, 2021 | Jiao Jin-an | VP of Development | Buy | 10,000 | $2.42 | $24.1K | 30,571+49% |
| Sep 2, 2021 | Wong Hing C | Chief Executive Officer | Buy | 3,830 | $3.93 | $15.1K | 15,277,948 |
| Aug 30, 2021 | Wong Hing C | Chief Executive Officer | Buy | 18,500 | $3.85 | $71.2K0.9% OS | 15,274,118 |
| Aug 27, 2021 | Greene Rick S. | Director | Buy | 3,611 | $4.10 | $14.8K | 3,611 |
| Aug 24, 2021 | Flowers Lee | SVP of Business Development | Buy | 13,458 | $4.03 | $54.2K0.6% OS | 91,667 |
| Aug 23, 2021 | Byam Rebecca | Chief Financial Officer | Buy | 10,000 | $4.40 | $44.0K | 62,000 |
| Aug 23, 2021 | Flowers Lee | SVP of Business Development | Buy | 10,532 | $4.25 | $44.8K | 78,209 |
| Jul 23, 2021 | Byam Rebecca | Chief Financial Officer | Buy | 25,000 | $8.00 | $200.0K1.2% OS | 52,000+93% |
| Jul 23, 2021 | Flowers Lee | SVP of Business Development | Buy | 31,250 | $8.00 | $250.0K1.5% OS | 67,677+86% |
HCWB Insider Selling Activity
The following table shows recent insider sales of HCW Biologics Inc. (HCWB) stock reported via SEC Form 4 filings.
No insider selling activity found for HCWB in the last 12 months.
HCWB Insiders
Wong Hing C
director, 10 percent owner, officer: Chief Executive Officer
Bought $7.79M
13 tradesLast: May 27, 2026
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