Insiders / Moulder Leon O Jr
Moulder Leon O Jr
CIK 1228865personinsiderbeneficial owner
Companies
2
First seen
Jan 9, 2026
Last activity
Jun 22, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Zenas BioPharma, Inc. · ZBIO | 520,083 | — |
| Zai Lab Limited · ZLAB | — | — |
All securities held
3 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Zai Lab Limited | American Depositary Shares | 94,973 |
| Zenas BioPharma, Inc. | Common Stock | 520,083 |
| Zenas BioPharma, Inc. | Stock Option (Right to Buy)Derivative | 500,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 2, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $1.02M | +57K +15.57% | 423,155 0.65% of shares | high |
| May 18, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $1.01M | +60K +162.48% | 96,928 0.15% of shares | high |
| Jan 7, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $819.0K | +50K +18.79% | 316,155 0.49% of shares | high |
| Mar 31, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $656.5K | +34K +2.01% | 1,726,039 2.65% of shares | high |
| Apr 29, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $616.7K | +35K +2.00% | 1,786,039 2.74% of shares | high |
| Jan 8, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $489.0K | +30K +9.49% | 346,155 0.53% of shares | high |
| Apr 28, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $450.5K | +25K +1.45% | 1,751,039 2.69% of shares | medium |
| Mar 30, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $364.6K | +20K +1.20% | 1,692,039 2.60% of shares | medium |
| Jan 9, 2026 | Buy | ZBIO Zenas BioPharma, Inc. Common Stock | $331.0K | +20K +5.78% | 366,155 0.56% of shares | medium |
| Jun 17, 2026 | Grant | ZLAB Zai Lab Limited American Depositary Shares | $0 | +22K +30.81% | 94,973 <0.01% of shares | low |