Moleculin Biotech, Inc. — Director's Dealing 2025

Nov 14, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Moleculin Biotech, Inc. (MBRX)
CIK: 0001659617
Period of Report: 2025-11-12

Reporting Person: Cermak Elizabeth (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-11-12	Stock Options (right to buy)	$0.49	A	150000	Acquired	2035-11-12	Common Stock (150000)	Direct

Footnotes

F1: The options set forth in this table vest on November 12, 2026, subject to the grantee's continued service on the Company's Board of Directors on each vesting date.

F2: The options were issued in connection with the reporting person's Board of Director service to the Company.