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NASDAQ:ZBIO

Zenas BioPharma (ZBIO) Stock Price, News & Analysis

Zenas BioPharma logo
$31.50 -0.47 (-1.47%)
Closing price 09/18/2026 04:00 PM Eastern
Extended Trading
$32.27 +0.77 (+2.44%)
As of 09/18/2026 07:46 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

About Zenas BioPharma Stock (NASDAQ:ZBIO)

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Key Stats

Today's Range
$31.25
$32.04
50-Day Range
$27.88
$33.77
52-Week Range
$13.50
$44.60
Volume
2.52 million shs
Average Volume
543,960 shs
Market Capitalization
$2.05 billion
P/E Ratio
N/A
Dividend Yield
N/A
Price Target
$45.71
Consensus Rating
Moderate Buy

Company Overview

Zenas BioPharma, Inc. is a clinical-stage biopharmaceutical company focused on developing medicines for patients with immune-mediated diseases. The company’s research and development efforts are centered on therapies that modulate the immune system and address conditions with significant unmet medical needs.

Zenas’ lead investigational product is obexelimab, an immune-modulating monoclonal antibody designed to inhibit the activity of certain B cells without broadly depleting them. The company is evaluating obexelimab in autoimmune and inflammatory diseases, including IgG4-related disease and systemic lupus erythematosus. As an investigational therapy, obexelimab has not been approved for commercial use.

The company advances its programs through clinical development and collaborations with biotechnology and pharmaceutical partners. Zenas BioPharma is headquartered in Waltham, Massachusetts, and its development activities are focused primarily on clinical trials in the United States and other international markets.

AI Generated. May Contain Errors.

Zenas BioPharma Stock Analysis - MarketRank™

See Top-Rated MarketRank™ Stocks
50th Percentile Overall Score

ZBIO MarketRank™: 

Zenas BioPharma scored higher than 50% of companies evaluated by MarketBeat, and ranked 482nd out of 897 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation.

  • Consensus Rating

    Zenas BioPharma has received a consensus rating of Moderate Buy. The company's average rating score is 2.56, and is based on no strong buy ratings, 6 buy ratings, 2 hold ratings, and 1 sell rating.

  • Upside Potential

    Zenas BioPharma has a consensus price target of $45.71, representing about 45.1% upside from its current price of $31.50.

  • Amount of Analyst Coverage

    Zenas BioPharma has only been the subject of 4 research reports in the past 90 days.

  • Read more about Zenas BioPharma's stock forecast and price target.
  • Earnings Growth

    Earnings for Zenas BioPharma are expected to grow in the coming year, from ($5.81) to ($4.87) per share.

  • Price to Earnings Ratio vs. the Market

    The P/E ratio of Zenas BioPharma is -3.50, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.

  • Price to Earnings Ratio vs. Sector

    The P/E ratio of Zenas BioPharma is -3.50, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.

  • Price to Book Value per Share Ratio

    Zenas BioPharma has a P/B Ratio of 6.98. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.

  • Read more about Zenas BioPharma's valuation and earnings.
  • Percentage of Shares Shorted

    23.02% of the float of Zenas BioPharma has been sold short.
  • Short Interest Ratio / Days to Cover

    Zenas BioPharma has a short interest ratio ("days to cover") of 14.18, which indicates bearish sentiment.
  • Change versus previous month

    Short interest in Zenas BioPharma has recently increased by 0.37%, indicating that investor sentiment is decreasing.
  • Dividend Yield

    Zenas BioPharma does not currently pay a dividend.

  • Dividend Growth

    Zenas BioPharma does not have a long track record of dividend growth.

  • News Sentiment

    Zenas BioPharma has a news sentiment score of 0.67. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.56 average news sentiment score of Healthcare companies.
  • News Coverage This Week

    MarketBeat has tracked 7 news articles for Zenas BioPharma this week, compared to 5 articles on an average week.
  • Search Interest

    Only 1 people have searched for ZBIO on MarketBeat in the last 30 days. This is a decrease of -80% compared to the previous 30 days.
  • MarketBeat Follows

    3 people have added Zenas BioPharma to their MarketBeat watchlist in the last 30 days. This is an increase of 50% compared to the previous 30 days.
  • Insider Buying vs. Insider Selling

    In the past three months, Zenas BioPharma insiders have not sold or bought any company stock.

  • Percentage Held by Insiders

    22.00% of the stock of Zenas BioPharma is held by insiders. A high percentage of insider ownership can be a sign of company health.

  • Percentage Held by Institutions

    Zenas BioPharma has minimal institutional ownership at this time.

  • Read more about Zenas BioPharma's insider trading history.
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ZBIO Stock News Headlines

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Zenas BioPharma, Inc. (ZBIO)
Zenas BioPharma to Host Obexelimab IgG4-RD Investor Event
See More Headlines

ZBIO Stock Analysis - Frequently Asked Questions

Zenas BioPharma's stock was trading at $36.31 at the start of the year. Since then, ZBIO stock has decreased by 13.2% and is now trading at $31.50.

Zenas BioPharma, Inc. (NASDAQ:ZBIO) released its quarterly earnings data on Wednesday, August, 12th. The company reported ($1.77) EPS for the quarter, missing the consensus estimate of ($1.12) by $0.65. The company earned $1 million during the quarter, compared to analysts' expectations of $15 million.

Zenas BioPharma (ZBIO) raised $225 million in an initial public offering on Thursday, September 12th 2024. The company issued 13,235,294 shares at a price of $16.00-$18.00 per share.

Top institutional shareholders of Zenas BioPharma include BlackRock Inc. (4.26%), Wellington Management Group LLP (2.45%), Bank of America Corp DE (1.89%) and Walleye Capital LLC (0.33%). Insiders that own company stock include Fairmount Funds Management Llc, Sr One Capital Management, Llc, Jason Raleigh Nunn, Hongbo Lu, Leon O Moulder Jr, Patricia L Allen and Patrick G Enright.
View institutional ownership trends
.

Shares of ZBIO stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services.

Based on aggregate information from My MarketBeat watchlists, some other companies that Zenas BioPharma investors own include AST SpaceMobile (ASTS), Tempus AI (TEM), Trade Desk (TTD), Advanced Micro Devices (AMD), Ford Motor (F) and Genius Sports (GENI).

Company Calendar

Last Earnings
8/12/2026
Today
9/20/2026
Study update
9/29/2026
Next Earnings (Estimated)
11/12/2026
Fiscal Year End
12/31/2026

Industry, Sector and Symbol

Stock Exchange
NASDAQ
Industry
Biotechnology
Sub-Industry
Biotechnology
Current Symbol
NASDAQ:ZBIO
Previous Symbol
NASDAQ:ZBIO
CIK
1953926
Fax
N/A
Employees
167
Year Founded
2019

Price Target and Rating

High Price Target
$55.00
Low Price Target
$32.00
Potential Upside/Downside
+45.1%
Consensus Rating
Moderate Buy
Rating Score (0-4)
2.56
Research Coverage
9 Analysts

Profitability

EPS (Trailing Twelve Months)
($8.99)
Trailing P/E Ratio
N/A
Forward P/E Ratio
N/A
P/E Growth
N/A
Net Income
-$377.74 million
Net Margins
N/A
Pretax Margin
-48,416.40%
Return on Equity
-122.45%
Return on Assets
-58.04%

Debt

Debt-to-Equity Ratio
1.57
Current Ratio
9.93
Quick Ratio
9.93

Sales & Book Value

Annual Sales
$10 million
Price / Sales
205.32
Cash Flow
N/A
Price / Cash Flow
N/A
Book Value
$4.51 per share
Price / Book
6.98

Miscellaneous

Outstanding Shares
65,180,000
Free Float
50,838,000
Market Cap
$2.05 billion
Optionable
N/A
Beta
-1.04

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This page (NASDAQ:ZBIO) was last updated on 9/20/2026 by MarketBeat.com Staff.
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