Zenas BioPharma Inc.
ZBIO | NASDAQ
$25.93
-$2.53 (-8.89%)
At close: Nov 5, 2026, 4:00 PM ET
$24.56
-$1.37 (-5.28%)
After-hours:
Nov 5, 2026, 6:19 PM ET
Company Profile
Zenas BioPharma, Inc. functions as a clinical-stage biopharmaceutical firm, concentrating on the creation and market introduction of innovative, immunology-based treatments. The company's primary investigational therapy is obexelimab, a distinctive bifunctional monoclonal antibody intended to address multiple diseases such as immunoglobulin G4-related disease, multiple sclerosis, systemic lupus erythematosus, and warm autoimmune hemolytic anemia. Its developmental portfolio also features ZB002, an anti-TNFa monoclonal antibody; ZB004, a cytotoxic T-lymphocyte-associated antigen 4-immunoglobulin fusion; ZB001, an anti-insulin-like growth factor-1 receptor monoclonal antibody; and ZB005, an anti-active complement component 1s monoclonal antibody. Established in 2019, the entity was formerly recognized as Zenas BioPharma (Cayman) Limited before adopting its current name, Zenas BioPharma, Inc., in August 2023. Its headquarters are located in Waltham, Massachusetts.
Key Executives
| Name | Position |
|---|---|
| Leon Oliver Moulder Jr. | Founder, CEO & Chairman |
| Jeffrey Held | Chief Legal Officer |
| Jennifer A. Fox | Chief Business Officer & Chief Financial Officer |
| Joseph L. Farmer | Chief Operating Officer & President |
| Caroline Chevalier | Chief Administrative Officer |
| Haley Laken | Chief Scientific Officer |
| Heinrich Schlieker | Chief Technical Officer |
| Lisa von Moltke | Head of Research & Development and Chief Medical Officer. |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Sep 11, 2026 | S-3ASR | Automatic shelf registration statement of securiti... |
| Sep 11, 2026 | S-8 | Filing |
| Sep 08, 2026 | SC 13G | Statement of acquisition of beneficial ownership b... |
| Sep 08, 2026 | 3 | Filing |
| Sep 08, 2026 | SC 13G/A | [Amend] Statement of acquisition of beneficial own... |
| Sep 02, 2026 | 4 | Filing |
| Sep 02, 2026 | 3 | Filing |
| Aug 19, 2026 | SC 13D/A | [Amend] Filing |
| Aug 17, 2026 | SC 13D/A | [Amend] Filing |
| Aug 13, 2026 | 10-Q | Quarterly Report |
Zenas BioPharma Inc.
| Country | United States |
| IPO Date | Sep 13, 2024 |
| Industry | Biotechnology |
| Sector | Healthcare |
| Employees | 167 |
| CEO | Leon Oliver Moulder Jr. |
Contact Details
852 Winter Street Waltham,
Massachusetts 02451 United States
Stock Details
| Ticker Symbol | ZBIO |
| Exchange | NASDAQ |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001953926 |
| CUSIP Number | 98937L105 |
| ISIN Number | US98937L1052 |
| SIC Code | 2834 |
Recent News
- 6 days ago / marketbeat.comZenas BioPharma Eyes Key Lupus and IL-17 Data as Obexelimab FDA Decision Nears
- 9 days ago / seekingalpha.comZenas BioPharma, Inc. (ZBIO) R&D Event: Obexelimab in SLE and ZB021 Development Transcript
- 14 days ago / zacks.comWall Street Analysts Predict a 77.61% Upside in Zenas BioPharma, Inc. (ZBIO): Here's What You Should Know
- 1 month ago / globenewswire.comZenas BioPharma to Host Virtual R&D Event
- 1 month ago / seekingalpha.comZenas BioPharma: Obexelimab Is Being Graded On The Wrong Curve
- 1 month ago / seekingalpha.comZenas BioPharma, Inc. (ZBIO) Discusses Obexelimab Prelaunch Strategy and Commercial Opportunity in IgG4-Related Disease Transcript
- 2 months ago / seekingalpha.comZenas BioPharma, Inc. (ZBIO) Presents at Morgan Stanley 24th Annual Global Healthcare Conference Transcript
- 2 months ago / seekingalpha.comZenas BioPharma, Inc. (ZBIO) Presents at Citigroup's Biopharma Back to School Summit 2026 Transcript
- 2 months ago / globenewswire.comZenas BioPharma to Host Obexelimab IgG4-RD Investor Event
- 2 months ago / globenewswire.comZenas BioPharma to Present at Upcoming Healthcare Investor Conferences
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