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Zenas BioPharma, Inc.

For the period ended Dec 31, 2025. Filed Mar 16, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Mar 16, 2026

ZBIO$28.58+0.0%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Consolidated Statements of Stockholders’ Equity

Consolidated Statements of Changes in Convertible Preferred Stock and

Stockholders’ Equity (Deficit)

(in thousands, except share data)

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​
​ · Seed Series · ​ · Series A · ​ · Series B · ​ · Series C · ​ · ​ · Common Stock · ​ · ​ · ​ · ​ · ​ · ​ · ​ · ​
​ · Shares · ​ ​ ​ · Amount · ​ · Shares · ​ ​ ​ · Amount · ​ · Shares · ​ ​ ​ · Amount · ​ · Shares · ​ ​ ​ · Amount · ​ · ​ · Shares · ​ ​ ​ · Amount · ​ ​ ​ · Additional Paid-in Capital · ​ ​ ​ · Accumulated Other ComprehensiveIncome (Loss) · ​ ​ ​ · Accumulated Deficit · ​ ​ ​ · Total Stockholders' Equity (Deficit)
Balance as of December 31, 20231,785,714​$956​17,589,380​$55,840​81,242,587​$193,290​—​$—​​1,576,854​$—​$4,645​$37​$(230,403)​$(225,721)
Repurchase of unvested restricted stock awards—​​—​—​​—​—​​—​——​—​​(21,172)​​—​​—​​—​​—​​—
Issuance of Series C convertible preferred stock, net of issuance costs of $619—​​—​—​​—​—​​—​116,275,239​​199,526​​—​​—​​—​​—​​—​​—
Conversion of convertible preferred stock to common stock upon closing of initial public offering(1,785,714)​​(956)​(17,589,380)​​(55,840)​(81,242,587)​​(193,290)​(116,275,239)​​(199,526)​​24,978,715​​2​​449,610​​—​​—​​449,612
Issuance of common stock from initial public offering, net of underwriting discounts, commissions and other issuance costs—​​—​—​​—​—​​—​—​​—​​15,220,588​​2​​234,300​​—​​—​​234,302
Exercises of common stock options—​​—​—​​—​—​​—​—​​—​​38,427​​—​​275​​—​​—​​275
Stock-based compensation expense—​​—​—​​—​—​​—​—​​—​​—​​—​​10,821​​—​​—​​10,821
Unrealized gain on investments—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​31​​—​​31
Foreign currency translation adjustment—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​126​​—​​126
Net loss—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​—​​(156,988)​​(156,988)
Balance as of December 31, 2024—​$—​—​$—​—​$—​—​$—​​41,793,412​$4​$699,651​$194​$(387,391)​$312,458
Exercises of common stock options—​​—​—​​—​—​​—​—​​—​​510,113​​—​​4,096​​—​​—​​4,096
Purchases of common stock under the Employee Stock Purchase Plan—​​—​—​​—​—​​—​—​​—​​42,768​​—​​276​​—​​—​​276
Issuance of common stock from PIPE offering, net of placement agent fees and other offering costs—​​—​—​​—​—​​—​—​​—​​6,311,030​​1​​111,840​​—​​—​​111,841
Equity consideration related to InnoCare License Agreement—​​—​—​​—​—​​—​—​​—​​5,000,000​​—​​136,671​​—​​—​​136,671
Issuance of common stock from ATM offering, net of commissions and other offering costs—​​—​—​​—​—​​—​—​​—​​828,195​​—​​28,450​​—​​—​​28,450
Stock-based compensation expense—​​—​—​​—​—​​—​—​​—​​—​​—​​26,347​​—​​—​​26,347
Unrealized gain on investments—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​156​​—​​156
Foreign currency translation adjustment—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​(414)​​—​​(414)
Net loss—​​—​—​​—​—​​—​—​​—​​—​​—​​—​​—​​(377,737)​​(377,737)
Balance as of December 31, 2025—​$—$—​$—​—​$—$—​$—​​54,485,518​$5​$1,007,331​$(64)​$(765,128)​$242,144
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.