Leon O Moulder Jr. - 31 Mar 2026 SCHEDULE 13D/A Report for Zenas BioPharma, Inc. Common Stock, $0.0001 par value per share (ZBIO)
- Filing Manager
- Leon O Moulder Jr.
- Reporting Manager
- Leon O. Moulder, Jr.
- Symbol
- ZBIO
- Shares outstanding
- 63,202,357 shares
- Disclosed Ownership
- 3,029,921 shares
- Ownership
- 4.8%
- Form type
- SCHEDULE 13D/A
- Filing time
- 02 Apr 2026, 17:44:06 UTC
- Date of event
- 31 Mar 2026
- Previous filing
- 14 Jan 2026
- SEC
- View on sec.gov
Reporting Managers (3)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Leon O. Moulder, Jr. | 4.8% | 3,029,921 | 1,266,954 | 1,762,967 | /s/ Leon O. Moulder, Jr. | Leon O. Moulder, Jr. | 0001228865 |
| Tellus BioVentures, LLC | 2.8% | 1,726,039 | 0 | 1,726,039 | /s / Leon O. Moulder, Jr. | Leon O. Moulder, Jr., Managing Member | |
| Leon O. Moulder, Jr. Revocable Trust U/A dtd 9/9/2008 | 0.06% | 36,928 | 0 | 36,928 | /s / Leon O. Moulder, Jr. | Leon O. Moulder, Jr., Trustee |