0001437749-25-036665 Sample Contracts

Windtree Therapeutics, inc. senior convertible promissory note
Convertible Security Agreement • December 2nd, 2025 • Windtree Therapeutics Inc /De/ • Biological products, (no disgnostic substances) • New York

THIS SENIOR PROMISSORY NOTE is a duly authorized and validly issued Senior Promissory Note of Windtree Therapeutics., a Delaware corporation (the “Company”), having its principal place of business at 2600 Kelly Road, Warrington, PA (the “Note””).