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Moleculin Biotech, Inc.

For the period ended Dec 31, 2025. Filed Mar 18, 2026.

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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 18, 2026

MBRX$8.66-0.5%Stored close · as of Nov 9, 2026

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

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Contents

Signatures

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

MOLECULIN BIOTECH, INC.
By:/s/ Walter V. Klemp
Walter V. Klemp,
Chief Executive Officer and Chairman

Date: March 18, 2026

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed by the following persons on behalf of the Registrant in the capacities and on the dates indicated.

SignatureTitleDate
/s/ Walter V. KlempChief Executive Officer and ChairmanMarch 18, 2026
Walter V. Klemp(Principal Executive Officer)
/s/ Jonathan P. FosterExecutive Vice President andMarch 18, 2026
Jonathan P. FosterChief Financial Officer
(Principal Financial and Accounting Officer)
/s/ Robert GeorgeDirectorMarch 18, 2026
Robert George
/s/ Michael CannonDirectorMarch 18, 2026
Michael Cannon
/s/ John ClimacoDirectorMarch 18, 2026
John Climaco
/s/ Elizabeth CermakDirectorMarch 18, 2026
Elizabeth Cermak
/s/ Joy YanDirectorMarch 18, 2026
Joy Yan

Index to Consolidated Financial Statements

PAGE
Report of Independent Registered Public Accounting Firm (PCAOB ID Number 248)68
Consolidated Balance Sheets as of December 31, 2025 and 202469
Consolidated Statements of Operations and Comprehensive Loss for the Years ended December 31, 2025 and 202470
Consolidated Statements of Cash Flows for the Years ended December 31, 2025 and 202471
Consolidated Statements of Stockholders' Equity for the Years ended December 31, 2025 and 202472
Notes to Consolidated Financial Statements73
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.