HCW Biologics Inc. insider trading
Every open-market purchase and sale by HCW Biologics Inc.'s officers, directors and largest shareholders since November 4, 2021, and what the share price did next.
| Date | Insider | Trade | Shares | Price | Value | 1M after | 3M after | 6M after |
|---|
Does following HCW Biologics Inc.’s insiders pay?
From August 23, 2021 to July 31, 2026, 7 insiders reported 39 open-market purchases and 0 sales not made under a pre-set plan in HCW Biologics Inc. Twelve months after each purchase was reported, the shares were −115.6% against the S&P 500 on average (median −122.1%), over 8 purchases with a full year of prices; 0% beat the index. That rests on fewer than 20 purchases, too few to read much into. Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on May 12, 2025 into $5,041 by November 2, 2026, −37.2% a year. It held shares 70% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $13,117 (+20.2% a year), and held throughout $13,191 (+20.7%).
| Insider | Role | Purchases | 12 months after their purchases | Beat the S&P 500 | Sales | 12 months after their sales | Latest report |
|---|---|---|---|---|---|---|---|
| Byam Rebecca | Chief Financial Officer | 17 | −122.1% (1) | 0% | 0 | — | May 27, 2026 |
| Wong Hing C | Chief Executive Officer | 8 | −109.1% (2) | 0% | 0 | — | July 31, 2026 |
| Flowers Lee | SVP of Business Development | 5 | −122.1% (1) | 0% | 0 | — | July 31, 2026 |
| Garrett Scott T | Director | 4 | −109.1% (2) | 0% | 0 | — | July 31, 2026 |
| Greene Rick S. | Director | 3 | −122.1% (1) | 0% | 0 | — | May 9, 2025 |
| Jiao Jin-An | VP of Development | 1 | — | — | 0 | — | December 7, 2021 |
| Winer Gary M | Director | 1 | −122.1% (1) | 0% | 0 | — | May 9, 2025 |
When several insiders traded HCW Biologics Inc.
Months when 2 or more insiders became net buyers, or 3 or more net sellers, of HCW Biologics Inc. in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After the 1 buying crowd with six months of prices, it averaged −89.2% against the index. One company's history is too short to judge by; the test across every company is the better guide.
| Month | Crowd | 3 months on, vs S&P 500 | 6 months | 12 months |
|---|---|---|---|---|
| May 30, 2025 | 6 buying | −35.8% | −89.2% | −107.2% |