18.97
price down icon4.39%   -0.87
after-market After Hours: 18.97
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Zenas Biopharma Inc stock is traded at $18.97, with a volume of 342.23K. It is down -4.39% in the last 24 hours and down -5.48% over the past month. Zenas BioPharma Inc is a clinical-stage biopharmaceutical company. Its I&I product candidate, obexelimab, is a bifunctional monoclonal antibody designed to bind both CD19 and FcyRIIb, which are present across B cell lineage, in order to inhibit the activity of cells that are implicated in many autoimmune diseases without depleting them. The Company manages its operations on a consolidated basis as a single reportable segment focused on the research, development and commercialization of transformative immunology-based therapies.
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Previous Close:
$19.84
Open:
$19.99
24h Volume:
342.23K
Relative Volume:
0.49
Market Cap:
$1.20B
Revenue:
$10.00M
Net Income/Loss:
$-377.74M
P/E Ratio:
-2.2467
EPS:
-8.4436
Net Cash Flow:
$-172.35M
1W Performance:
+3.44%
1M Performance:
-5.48%
6M Performance:
-47.01%
1Y Performance:
+65.68%
1-Day Range:
Value
$18.94
$20.16
1-Week Range:
Value
$16.41
$20.19
52-Week Range:
Value
$8.91
$44.60

Zenas Biopharma Inc Stock (ZBIO) Company Profile

Name
Name
Zenas Biopharma Inc
Name
Phone
857-271-2954
Name
Address
852 WINTER STREET, SUITE 250, WALTHAM
Name
Employee
167
Name
Twitter
Name
Next Earnings Date
2026-05-21
Name
Latest SEC Filings
Name
ZBIO's Discussions on Twitter

Compare ZBIO vs VRTX, REGN, ARGX, ALNY, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ZBIO icon
ZBIO
Zenas Biopharma Inc
18.97 1.25B 10.00M -377.74M -172.35M -8.4436
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
434.52 110.03B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
638.88 67.37B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
806.46 50.76B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
297.45 40.12B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
151.56 32.68B 742.00K -1.37B -1.07B -7.0731

Zenas Biopharma Inc Stock (ZBIO) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-05-26 Downgrade Morgan Stanley Overweight → Equal-Weight
Mar-20-25 Initiated Wedbush Outperform
Feb-04-25 Initiated Wolfe Research Outperform
Dec-16-24 Initiated H.C. Wainwright Buy
Nov-05-24 Initiated Rodman & Renshaw Buy
Oct-08-24 Initiated Citigroup Buy
Oct-08-24 Initiated Guggenheim Buy
Oct-08-24 Initiated Jefferies Buy
Oct-08-24 Initiated Morgan Stanley Overweight
View All

Zenas Biopharma Inc Stock (ZBIO) Latest News

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May 25, 2026

What Zenas BioPharma (ZBIO)'s First-in-Human Oral IL-17 Inhibitor Trial Means For Shareholders - Sahm

May 25, 2026
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May 20, 2026

ZBIO INVESTOR ALERT: Zenas BioPharma, Inc. Investors with Substa - GuruFocus

May 20, 2026
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May 19, 2026

Zenas BioPharma to present obexelimab trial data at EULAR congress - Investing.com UK

May 19, 2026
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May 19, 2026

Zenas BioPharma to present obexelimab trial data at EULAR congress By Investing.com - Investing.com Nigeria

May 19, 2026
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May 19, 2026

Why is Zenas Biopharma stock climbing today? By Investing.com - Investing.com Australia

May 19, 2026
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May 19, 2026

Zenas BioPharma To Present INDIGO Phase 3 Data At EULAR 2026; Wedbush Sees $45 Target - RTTNews

May 19, 2026
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May 19, 2026

Zenas BioPharma Announces Upcoming Presentation of Results from Phase 3 INDIGO Registrational Trial of Obexelimab in Immunoglobulin G4-Related Disease (IgG4-RD) at EULAR 2026 Congress - The Manila Times

May 19, 2026
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May 19, 2026

Obexelimab cuts IgG4-RD flare risk 56%, results to be presented at EULAR 2026 - Stock Titan

May 19, 2026
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May 19, 2026

Zenas BioPharma Insider Bought Shares Worth $1,012,800, According to a Recent SEC Filing - Moomoo

May 19, 2026
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May 18, 2026

Zenas BioPharma CEO Leon Moulder Jr purchases $1.01m in common stock By Investing.com - Investing.com South Africa

May 18, 2026
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May 18, 2026

Zenas BioPharma CEO Leon Moulder Jr purchases $1.01m in common stock - Investing.com Australia

May 18, 2026
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May 18, 2026

Zenas BioPharma (ZBIO) CEO adds 60,000 shares in open-market buy - Stock Titan

May 18, 2026
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May 18, 2026

Zenas BioPharma Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4) - The Manila Times

May 18, 2026
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May 18, 2026

Zenas BioPharma Advances Phase 3 Orelabrutinib Trial in Tough MS Segment - TipRanks

May 18, 2026
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May 17, 2026

Zenas BioPharma rises as CEO continues insider purchases - MSN

May 17, 2026
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May 17, 2026

Assessing Zenas BioPharma (ZBIO) Valuation After Obexelimab Phase 3 Success And New IL-17 Program Progress - Sahm

May 17, 2026
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May 16, 2026

Vanguard Group Inc. Acquires 290,307 Shares of Zenas BioPharma, Inc. $ZBIO - MarketBeat

May 16, 2026
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May 15, 2026

ZBIO Reiterated by HC Wainwright & Co. -- Price Target Maintained at $44 - GuruFocus

May 15, 2026
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May 15, 2026

H.C. Wainwright Maintains Zenas BioPharma(ZBIO.US) With Buy Rating, Maintains Target Price $44 - Moomoo

May 15, 2026
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May 14, 2026

Citi opens ‘upside 30-day catalyst watch’ on Zenas BioPharma - TipRanks

May 14, 2026
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May 14, 2026

symbol__ Stock Quote Price and Forecast - CNN

May 14, 2026
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May 14, 2026

Morgan Stanley Maintains Zenas BioPharma(ZBIO.US) With Hold Rating, Raises Target Price to $22 - Moomoo

May 14, 2026
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May 14, 2026

How Zenas BioPharma’s First-in-Human Oral IL-17 Trial Could Reframe Zenas BioPharma (ZBIO) Investors - Sahm

May 14, 2026
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May 14, 2026

ZBIO SWOT Analysis: Financial Challenges and Growth Potential Re - GuruFocus

May 14, 2026
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May 13, 2026

Zenas BioPharma Releases Q1 2026 Financial Results - AlphaStreet

May 13, 2026
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May 13, 2026

Why Zenas BioPharma (ZBIO) Is Down 7.7% After Reporting a Sharply Wider Quarterly Net Loss - Yahoo Finance

May 13, 2026
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May 13, 2026

Zenas BioPharma 4Q Loss/Shr $1.46 >ZBIO - Moomoo

May 13, 2026
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May 13, 2026

Zenas BioPharma, Inc. 2026 Q1 Financial Report: Forward-Looking Statements, Risk Factors, and Management Discussion - Minichart

May 13, 2026
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May 13, 2026

Zenas BioPharma doses first patient in Phase 1 clinical trial of ZB021 - TipRanks

May 13, 2026
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May 13, 2026

Zenas BioPharma doses first patient in ZB021 phase 1 trial By Investing.com - Investing.com Nigeria

May 13, 2026
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May 13, 2026

Zenas BioPharma doses first patient in ZB021 phase 1 trial - Investing.com

May 13, 2026
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May 13, 2026

Zenas BioPharma Reports Q1 2026 Results: Obexelimab Nears FDA Submission for IgG4-RD, Pipeline Advances, and Cash Runway Extended to 2029 1245 - Minichart

May 13, 2026
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May 13, 2026

Zenas BioPharma Announces First Subject Dosed in Phase 1 Clinical Trial of ZB021, a Novel, Potentially Best-in-Class Oral IL-17AA/AF Inhibitor - The Manila Times

May 13, 2026
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May 13, 2026

Zenas Biopharma Announces First Subject Dosed In Phase 1 Clinical Trial Of Zb021, A Novel, Potentially Best-In-Class Oral Il-17Aa/Af Inhibitor - TradingView

May 13, 2026
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May 13, 2026

Zenas BioPharma (Nasdaq: ZBIO) doubles cash while quarterly loss widens - Stock Titan

May 13, 2026
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May 13, 2026

Zenas BioPharma reports Q1 EPS ($1.46) vs. (80c) last year - TipRanks

May 13, 2026
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May 13, 2026

Zenas BioPharma Highlights Strong Q1 Progress and Financing - TipRanks

May 13, 2026
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May 13, 2026

Zenas BioPharma, Inc. 1Q 2026: Revenue $16.91M, EPS ($1.46) — 10-Q Summary - TradingView

May 13, 2026
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May 13, 2026

Zenas BioPharma (NASDAQ: ZBIO) widens loss but lifts cash to $718.5M - Stock Titan

May 13, 2026
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May 13, 2026

Tomas Kiselak resigns from Zenas BioPharma board after term expiration - TradingView

May 13, 2026
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May 13, 2026

Zenas BioPharma Q1 Net Loss Widens - Moomoo

May 13, 2026
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May 13, 2026

Zenas BioPharma Reports First Quarter 2026 Financial Results and Provides Corporate Update - The Manila Times

May 13, 2026
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May 13, 2026

Earnings Flash (ZBIO) Zenas BioPharma Posts Q1 Net Loss $1.46 a Share, vs. FactSet Est of $1.47 Loss - marketscreener.com

May 13, 2026
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May 13, 2026

Zenas BioPharma Reports Progress on Obexelimab and ZB021 Trials, Financial Milestones and Upcoming Regulatory Submissions - Quiver Quantitative

May 13, 2026
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May 13, 2026

Earnings Flash (ZBIO) Zenas BioPharma Posts Q1 Net Loss $1.46 a Share, Vs. FactSet Est of $1.47 Loss - Moomoo

May 13, 2026
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May 12, 2026

TradingKey - TradingKey

May 12, 2026
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May 09, 2026

Number of shareholders of Zenas BioPharma, Inc. – NASDAQ:ZBIO - TradingView

May 09, 2026
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May 08, 2026

Alpha Buying: Insider Conviction in High-Risk Biotech - Sahm

May 08, 2026
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May 05, 2026

Zenas BioPharma (ZBIO) CEO and entities report 3,220,880 shares owned - Stock Titan

May 05, 2026

Zenas Biopharma Inc Stock (ZBIO) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$29.96
price down icon 2.98%
$106.24
price down icon 3.00%
$92.14
price up icon 1.33%
$54.50
price up icon 1.77%
ONC ONC
$310.25
price up icon 0.20%
$151.56
price down icon 1.41%
Cap:     |  Volume (24h):