On October 1, 2026, the Board of Directors (the "Board") of Professional Diversity Network, Inc. (the "Company") determined not to renew the appointment of Mr. Xun Wu as the Company’s Chief Executive Officer (the "CEO") following the expiration of his term, effective July 22, 2026. Mr. Wu’s cessation of service as the CEO was not due to any disagreement with the Company regarding its operations, policies or practices.

On the same day, the Board appointed Yiran Gu, the Company’s current Chief Financial Officer, to serve as the Company’s Chief Executive Officer, effective October 2, 2026. Ms. Gu will continue to serve as Chief Financial Officer while serving as Chief Executive Officer, until her successor is duly appointed or as otherwise determined by the Board.