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US · ZBIO

Zenas BioPharma, Inc.

Sector
Healthcare · Biotechnology
Headquarters
Waltham, MA 02451

Price · as of 2026-09-04

$32.88

Market cap 2.01B

Price history

Weekly OHLC price history for ZBIO, USD per share
WeekOpenHighLowCloseVolume
Sep 16, 2024 – Sep 20, 2024$17.88$19.09$17.13$19.000
Sep 23, 2024 – Sep 27, 2024$19.40$20.50$16.50$17.140
Sep 30, 2024 – Oct 4, 2024$17.17$20.00$16.17$18.810
Oct 7, 2024 – Oct 11, 2024$18.69$19.88$16.20$17.430
Oct 14, 2024 – Oct 18, 2024$17.41$22.45$17.05$21.340
Oct 21, 2024 – Oct 25, 2024$21.80$26.25$19.12$20.400
Oct 28, 2024 – Nov 1, 2024$20.40$22.36$19.00$20.470
Nov 4, 2024 – Nov 8, 2024$20.31$22.00$19.19$21.000
Nov 11, 2024 – Nov 15, 2024$21.00$23.44$16.71$17.110
Nov 18, 2024 – Nov 22, 2024$17.00$18.23$9.45$12.000
Nov 25, 2024 – Nov 29, 2024$12.00$12.05$10.49$11.510
Dec 2, 2024 – Dec 6, 2024$11.59$11.77$9.80$10.850
Dec 9, 2024 – Dec 13, 2024$10.85$10.86$8.80$8.920
Dec 16, 2024 – Dec 20, 2024$9.30$10.38$8.33$10.010
Dec 23, 2024 – Dec 27, 2024$10.12$10.26$9.38$9.840
Dec 30, 2024 – Jan 3, 2025$9.78$10.07$7.79$9.830
Jan 6, 2025 – Jan 10, 2025$9.81$10.95$7.93$8.120
Jan 13, 2025 – Jan 17, 2025$7.92$8.43$7.50$7.850
Jan 20, 2025 – Jan 24, 2025$7.98$8.83$7.66$7.730
Jan 27, 2025 – Jan 31, 2025$7.70$8.27$5.83$8.020
Feb 3, 2025 – Feb 7, 2025$7.69$8.11$7.25$7.710
Feb 10, 2025 – Feb 14, 2025$7.73$7.84$6.88$6.970
Feb 17, 2025 – Feb 21, 2025$6.90$8.30$6.37$7.830
Feb 24, 2025 – Feb 28, 2025$7.62$7.69$6.41$7.010
Mar 3, 2025 – Mar 7, 2025$6.98$7.64$6.13$7.450
Mar 10, 2025 – Mar 14, 2025$7.53$9.08$6.54$8.250
Mar 17, 2025 – Mar 21, 2025$8.11$8.96$7.65$8.330
Mar 24, 2025 – Mar 28, 2025$8.66$9.82$7.57$8.170
Mar 31, 2025 – Apr 4, 2025$7.93$8.48$7.11$7.710
Apr 7, 2025 – Apr 11, 2025$7.25$8.07$6.11$7.930
Apr 14, 2025 – Apr 17, 2025$8.12$9.14$7.34$8.920
Apr 21, 2025 – Apr 25, 2025$8.74$10.49$8.55$10.020
Apr 28, 2025 – May 2, 2025$9.99$12.41$9.81$11.920
May 5, 2025 – May 9, 2025$11.61$12.05$8.51$9.050
May 12, 2025 – May 16, 2025$9.50$10.64$8.53$10.470
May 19, 2025 – May 23, 2025$10.45$11.84$10.16$11.430
May 26, 2025 – May 30, 2025$11.66$11.85$8.91$9.520
Jun 2, 2025 – Jun 6, 2025$9.48$11.28$8.93$11.120
Jun 9, 2025 – Jun 13, 2025$11.61$12.56$10.21$10.330
Jun 16, 2025 – Jun 20, 2025$10.10$10.69$9.10$9.190
Jun 23, 2025 – Jun 27, 2025$9.09$10.88$9.00$9.580
Jun 30, 2025 – Jul 3, 2025$9.61$10.88$8.91$10.030
Jul 7, 2025 – Jul 11, 2025$9.88$12.12$9.32$11.180
Jul 14, 2025 – Jul 18, 2025$11.24$14.00$11.10$13.730
Jul 21, 2025 – Jul 25, 2025$13.73$16.67$13.61$15.660
Jul 28, 2025 – Aug 1, 2025$15.77$16.73$15.02$15.410
Aug 4, 2025 – Aug 8, 2025$15.62$17.05$13.99$14.630
Aug 11, 2025 – Aug 15, 2025$14.76$17.00$14.39$16.820
Aug 18, 2025 – Aug 22, 2025$16.88$18.24$15.07$17.100
Aug 25, 2025 – Aug 29, 2025$17.15$17.25$15.82$16.000
Sep 1, 2025 – Sep 5, 2025$16.23$20.51$16.11$20.510
Sep 8, 2025 – Sep 12, 2025$20.59$22.33$19.68$20.230
Sep 15, 2025 – Sep 19, 2025$20.39$22.21$18.24$18.940
Sep 22, 2025 – Sep 26, 2025$18.88$20.40$18.29$20.090
Sep 29, 2025 – Oct 3, 2025$20.09$22.78$19.65$21.760
Oct 6, 2025 – Oct 10, 2025$21.76$29.73$18.33$26.590
Oct 13, 2025 – Oct 17, 2025$27.03$27.67$21.26$23.950
Oct 20, 2025 – Oct 24, 2025$24.04$27.15$23.69$23.900
Oct 27, 2025 – Oct 31, 2025$28.00$34.33$24.20$31.250
Nov 3, 2025 – Nov 7, 2025$31.17$34.15$29.00$33.610
Nov 10, 2025 – Nov 14, 2025$34.81$36.63$32.26$35.000
Nov 17, 2025 – Nov 21, 2025$34.78$38.50$33.80$35.800
Nov 24, 2025 – Nov 28, 2025$36.04$41.00$35.99$38.830
Dec 1, 2025 – Dec 5, 2025$38.22$40.84$34.26$39.380
Dec 8, 2025 – Dec 12, 2025$40.18$41.50$36.94$40.590
Dec 15, 2025 – Dec 19, 2025$40.57$41.10$31.48$36.150
Dec 22, 2025 – Dec 26, 2025$36.16$44.60$36.16$42.490
Dec 29, 2025 – Jan 2, 2026$42.30$42.69$34.05$34.500
Jan 5, 2026 – Jan 9, 2026$16.77$17.50$13.50$16.080
Jan 12, 2026 – Jan 16, 2026$17.24$22.60$17.24$20.160
Jan 19, 2026 – Jan 23, 2026$19.76$21.39$19.20$20.090
Jan 26, 2026 – Jan 30, 2026$19.80$22.70$18.24$18.370
Feb 2, 2026 – Feb 6, 2026$18.33$22.43$17.60$21.800
Feb 9, 2026 – Feb 13, 2026$22.28$27.25$20.56$26.400
Feb 16, 2026 – Feb 20, 2026$29.17$29.55$25.00$25.880
Feb 23, 2026 – Feb 27, 2026$25.98$27.79$25.01$26.350
Mar 2, 2026 – Mar 6, 2026$24.80$26.86$24.18$25.280
Mar 9, 2026 – Mar 13, 2026$24.59$26.98$23.78$24.040
Mar 16, 2026 – Mar 20, 2026$23.35$24.08$21.00$22.300
Mar 23, 2026 – Mar 27, 2026$22.42$22.79$17.20$18.210
Mar 30, 2026 – Apr 2, 2026$18.50$22.15$17.79$21.460
Apr 6, 2026 – Apr 10, 2026$21.53$23.00$20.13$20.440
Apr 13, 2026 – Apr 17, 2026$20.55$22.01$20.36$21.820
Apr 20, 2026 – Apr 24, 2026$21.77$21.80$17.63$18.190
Apr 27, 2026 – May 1, 2026$18.04$19.87$17.39$19.360
May 4, 2026 – May 8, 2026$19.47$22.15$18.94$19.640
May 11, 2026 – May 15, 2026$19.98$21.09$17.39$18.340
May 18, 2026 – May 22, 2026$18.36$20.19$16.41$18.970
May 25, 2026 – May 29, 2026$19.24$19.27$17.70$18.400
Jun 1, 2026 – Jun 5, 2026$18.20$19.00$16.90$17.470
Jun 8, 2026 – Jun 12, 2026$17.50$20.10$16.77$19.800
Jun 15, 2026 – Jun 18, 2026$20.61$20.87$17.87$19.780
Jun 22, 2026 – Jun 26, 2026$20.20$26.00$19.99$25.870
Jun 29, 2026 – Jul 2, 2026$25.87$29.25$24.76$27.230
Jul 6, 2026 – Jul 10, 2026$26.90$30.00$25.88$28.740
Jul 13, 2026 – Jul 17, 2026$28.23$30.26$27.34$29.530
Jul 20, 2026 – Jul 24, 2026$29.68$34.05$29.01$30.390
Jul 27, 2026 – Jul 31, 2026$30.91$33.42$30.25$31.440
Aug 3, 2026 – Aug 7, 2026$32.08$33.08$30.33$32.430
Aug 10, 2026 – Aug 14, 2026$32.24$32.97$27.81$29.510
Aug 17, 2026 – Aug 21, 2026$29.95$32.89$28.72$32.290
Aug 24, 2026 – Aug 28, 2026$32.40$33.99$30.95$31.270
Aug 31, 2026 – Sep 4, 2026$31.51$33.66$29.88$32.880

Valuation

MetricValueUpside
IC Value$10.08-69%
P/E-2.85
P/B4.44
P/S107.53
EV/EBITDA-2.19
PEG-2.29
P/TBV4.44

Valuation history

Annual price overlaid with each model's fair value. Y-axis is log scale.

Annual price and model valuations for ZBIO, USD per share
YearPriceAIICGraham-DoddGraham Formula
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024$7.45$11.54
2025$24.04$13.04

Historic valuation ratios

Pick a category, then toggle metrics to compare.

USD millions

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        About Zenas BioPharma, Inc.

        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.

        CEO
        Leon Oliver Moulder Jr.
        Employees
        167
        Beta
        -1.01

        Peer comparison

        Same-industry comparables, ranked by market cap.

        Scroll horizontally for additional metrics. Ticker column stays fixed.

        Peer comparison for ZBIO: basic info, valuation models, ratios, profitability, leverage, growth, cash flow, dividends, enterprise value, and Altman Z-score.
        Basic InfoIC ValuationCore ValuationProfitabilityLeverage & LiquidityGrowthCash FlowDividendsEnterprise ValueRisk
        TickerCompany NamePriceMarket CapValueUpsideP/EP/BP/SEV/EBITDAPEGP/TBVGross MarginOperating MarginNet MarginROEROICROADebt/EquityInterest CoverageCurrent RatioQuick RatioNet Debt/EBITDAEPS GrowthSales GrowthFCF GrowthFCF YieldOp Cash Flow RatioCash ROICDividend YieldDividend PayoutShareholder YieldEV/EBITEV/FCFEV/SalesAltman Z-Score
        ZBIOZenas BioPharma, Inc.$32.432.01B$13.05-60%-2.854.44107.53-2.19-2.294.44100.00%-2113.85%-3777.37%-136.22%723.88%-100.25%0.33-28.855.615.480.08124.47%100.00%43.86%-16.03%-2.75590.33%0.00%0.00%0.00%-3.84-4.7181.210.88
        AMLXAmylyx Pharmaceuticals, I…$21.852.43B$1.55-93%-9.144.33-7.024.330.00%0.00%0.00%-61.59%1975.65%-55.00%0.0214.2713.981.53-65.46%-100.00%-26.41%-9.33%-5.441591.46%0.00%0.00%10.98%-6.60-8.2025.39
        INBXInhibrx Biosciences Inc.$83.891.23B$37.74-55%-7.60133.19818.90-8.35133.19-91.00%-10386.54%-10773.46%-197.85%1338.27%-85.60%13.39-11.073.933.680.14-107.75%550.00%-34.10%-12.19%-3.841286.73%0.00%0.00%0.00%-7.76-8.07805.670.04
        NTLAIntellia Therapeutics, In…$10.971.23B$9.46-14%-2.662.0620.44-2.592.0676.47%-651.67%-609.85%-67.26%-110.87%-51.06%0.145.084.420.16-27.43%16.92%0.00%-25.65%-3.36-89.17%0.00%0.00%6.01%-2.33-2.8915.17-0.49
        NVAXNovavax, Inc.$7.701.27B$30.71+299%3.77-12.981.482.38-6.8893.67%50.14%39.19%-117.16%-58.11%32.17%-1.9524.982.131.830.02-306.50%64.69%149.40%-15.08%-0.5325.92%0.00%0.00%0.29%2.08-4.691.04-1.61
        ORICORIC Pharmaceuticals, Inc…$12.931.34B-8.072.72-6.042.720.00%0.00%0.00%-41.27%-272.98%-37.79%0.0314.1313.790.27-19.67%0.20%-10.92%-5.55-217.77%0.00%0.00%0.00%-5.42-6.7920.81
        RLAYRelay Therapeutics, Inc.$19.693.45B$14.48-26%-6.433.13115.77-4.603.1376.83%-1971.59%-1800.58%-41.12%-672.97%-37.05%0.0622.6121.680.19-31.78%53.44%-6.08%-13.27%-9.21-524.31%0.00%0.00%0.00%-4.15-5.3281.7714.60
        SNDXSyndax Pharmaceuticals, I…$19.921.77B$38.90+95%-7.1331.5011.81-7.8231.5095.96%-158.45%-165.60%-161.82%-1128.98%-45.50%5.36-8.084.404.03-0.84-11.80%627.84%17.56%-15.87%-2.69-1336.04%0.00%0.00%0.00%-7.21-6.0911.42-1.81
        TRVITrevi Therapeutics, Inc.$18.652.65B-37.368.72-33.048.720.00%0.00%0.00%-30.23%878.83%-28.10%0.0019.6619.410.43-38.30%9.95%-2.64%-4.32751.20%0.00%0.00%0.00%-28.59-33.4991.92
        UPBUpstream Bio, Inc.$6.74366.79M$9.33+38%-3.471.46174.16-1.09-4.411.46100.00%-5618.82%-5026.03%-35.43%-41869.71%-34.34%0.0026.1525.440.7078.52%20.42%123.58%-26.85%-9.91-34840.73%0.00%0.00%0.00%-0.98-1.1854.9519.64
        WVEWave Life Sciences Ltd.$5.931.17B$15.97+169%-10.744.1751.39-8.24-14.754.1779.28%-504.09%-478.33%-55.56%343.98%-41.26%0.036.476.352.9972.86%-60.55%23.85%-8.57%-1.97300.58%0.00%0.00%14.01%-7.48-8.5637.728.76

        Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as ($10.08 ÷ $32.88) − 1 = -69.34% (IC, example).