ZBIO
Zenas BioPharma, Inc.
Zenas BioPharma, Inc. (ZBIO) has 4 SEC Form 4 filings (5 transaction rows) in the rolling window, disclosed by 1 distinct insider. Most recent filing: Jun 17, 2026.
The most active filer is Chief Executive Officer MOULDER LEON O JR with 3 filings. Insiders have net bought $2.1M over the trailing 6 months. The largest single insider purchase in this window was $1.0M by Chief Executive Officer MOULDER LEON O JR on May 18, 2026.
- Industry:Biotechnology
- CEO:Leon Oliver Moulder Jr.
- Employees:130
- HQ:Waltham, MA, US
- IPO:2024-09-13
Insider Buying
$2.1M
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Unique Insiders
1
in the rolling window
Market Cap
$2.0B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
| Chief Executive Officer | Purchase | 60,000 | $1.0M | May 19 | SEC ↗ | |
MOULDER LEON O JRFirst filing | Chief Executive Officer | Purchase | 25,000 | $451K | Apr 29 | SEC ↗ |
MOULDER LEON O JRFirst filing | Chief Executive Officer | Purchase | 35,000 | $617K | Apr 29 | SEC ↗ |
Related companies
Zenas BioPharma, Inc. is in the Healthcare sector.