On March 25, 2021, Jonathan Peacock, currently Chairman of the Board of Directors (the “Board”) of Bellerophon Therapeutics, Inc., with a term expiring at the Company's 2021 Annual Meeting of Stockholders, notified the Company that he will not stand for re-election to the Board at the 2021 Annual Meeting. Mr. Peacock’s decision was not based on any disagreement with the Company, the Company’s management or the Board. Mr. Peacock will remain a director of the Company until the 2021 Annual Meeting.