Windtree Therapeutics, Inc. announced resignation of John P. Hamill as Senior Vice President and Corporate Secretary, effective as of January 27, 2023. Mr. Hamill resigned for personal reasons and not as a result of any disagreement with the Company or its independent registered public accountants on any matter relating to the Company's financial or accounting operations, policies or practices. The board of directors of the Company appointed John Tattory as principal financial officer and principal accounting officer of the Company as of the Effective Date.

Mr. Tattory previously served as the Company's Senior Vice President and Chief Financial Officer from March 2014 to July 2020. The Company intends to commence a comprehensive search process to identify a new Chief Financial Officer. Mr. Tattory, age 57, is a Senior Consultant with LS Associates, a management consulting firm, and has been associated with LS Associates since January 2023.

Prior to LS Associates, Mr. Tattory was the Chief Financial Officer of Cerapedics, Inc., a commercial-stage ortho-biologics company, from September 2020 to December 2022. Mr. Tattory previously served as the Company's Senior Vice President and Chief Financial Officer from March 2014 to July 2020, having previously served as the Company's Vice President, Finance and Chief Accounting Officer from March 2013 to March 2014, the Company's Vice President, Finance and Controller and the designated principal accounting officer from July 2010 to March 2013, and the Company's Vice President, Finance from January 2008 to July 2010. He brings more than 25 years of financial management and leadership experience, including directing U.S. and international financial operations, strategic transactions, licensing and collaboration arrangements, and equity and debt financings.

Prior to joining the Company, Mr. Tattory held financial management positions at Tyco International and Bristol-Myers Squibb. Previously, Mr. Tattory served as an Audit Manager with Ernst & Young LLP. Mr. Tattory is a certified public accountant (currently inactive status) and holds a B.S. degree in Commerce from Rider University.