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NASDAQ · ZBIO

Zenas BioPharma, Inc.

Healthcare · Biotechnology

$27.62

Down-$0.77 (-2.71%)

Updated Nov 3, 2026, 9:30 AM

SID Score

3.8/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap
1.69B
P/E ratio
-9.52
Dividend yield
0.00%
52-week range
$16.41 – $34.05
Volume
408.89K
Avg. volume
419.1K

Price performance · ZBIO

ZBIO price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Nov 2, 2026

ZBIO closed at $27.62 after 21 trading sessions, down 0.75% for the selected period.

Last close
$27.62
Period change
-0.75%
Period low
$24.84
Period high
$28.77
Daily close
View OHLC price history
ZBIO OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Nov 2, 2026$28.47$29.09$27.145$27.62408.89K
Oct 30, 2026$28.35$29.11$27.91$28.39358.07K
Oct 29, 2026$29.08$29.61$28.3739$28.76373.03K
Oct 28, 2026$27.10$29.07$27.03$28.77394.28K
Oct 27, 2026$27.09$28.23$26.72$27.30581.01K
Oct 26, 2026$27.18$28.18$26.68$27.24371.65K
Oct 23, 2026$28.00$28.33$26.73$26.87377.55K
Oct 22, 2026$27.95$28.83$27.51$28.23406.02K
Oct 21, 2026$28.47$29.44$27.895$28.08483.99K
Oct 20, 2026$26.38$29.705$26.38$28.18549.02K
Oct 19, 2026$25.08$27.55$25.08$26.71696.54K
Oct 16, 2026$25.36$25.96$24.51$24.84661.8K
Oct 15, 2026$24.96$25.94$24.25$25.40471.94K
Oct 14, 2026$24.82$26.49$24.39$24.86425.05K
Oct 13, 2026$26.11$27.00$25.035$25.16519.66K
Oct 12, 2026$26.93$27.49$26.295$26.40602.49K
Oct 9, 2026$26.18$27.64$26.18$27.26429.82K
Oct 8, 2026$27.98$27.98$25.51$26.24557.49K
Oct 7, 2026$26.89$28.86$26.775$28.18509.23K
Oct 6, 2026$27.87$28.14$26.28$26.94357.6K
Oct 5, 2026$28.47$29.06$27.77$27.831.13M

Latest ZBIO news

The latest Smart Investors Daily articles mentioning ZBIO.

Stock researchCompany · Overview

ZBIO research

Overview

Company profile and research snapshot.

Company profile

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.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
—
Average target
$43.33
Implied upside
—
Analysts
—
ZBIO recent ratings
DateFirmRatingTarget
Oct 13, 2026HC Wainwright & Co.Buy—
Sep 30, 2026HC Wainwright & Co.Buy—
Sep 30, 2026WedbushOutperform—
Sep 30, 2026CitigroupBuy—
Aug 14, 2026WedbushOutperform—
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News briefing

No generated briefing is available yet.

Yahoo · Oct 13, 2026

Zenas BioPharma (ZBIO) Is Down 5.1% After New Phase 3 Obexelimab IgG4-RD Data Release

Zenas BioPharma recently presented new Phase 3 INDIGO data for obexelimab in immunoglobulin G4-related disease at the 6th International Symposium on IgG4-Related Disease, highlighting longer-term flare protection, reduced glucocorticoid use, and a favorable safety profile in an open-label extension. The company also reported that patients largely preserved vaccine responses and pre-existing immunity during a planned treatment-free window, underscoring obexelimab’s potential to control...

Yahoo · Oct 12, 2026

Zenas BioPharma Announces the Presentation of New Obexelimab Data in IgG4-Related Disease at the 6th International Symposium on IgG4-Related Disease

– Phase 3 INDIGO open-label extension findings demonstrated sustained clinical activity of obexelimab – – Additional analyses of secondary endpoints showed that significantly fewer patients experienced clinically meaningful cumulative glucocorticoid toxicity at week 52 – – Initial open-label extension sub-study findings demonstrated vaccine responses following a treatment-free window – – These new findings add to the clinical evidence supporting obexelimab’s investigational role as a reversible,

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