Kulicke & Soffa Appoints Lester Wong As Interim CEO As Dr. Fusen Chen Retires For Health Reasons; Board Begins Search For Permanent Successor

Lester Wong to Serve as Interim CEO; Board of Directors Initiates Process to Identify Permanent Successor; Dr. Fusen Chen to Retire for Health Reasons

SINGAPORE, Oct. 28, 2025 /PRNewswire/ -- Kulicke and Soffa Industries, Inc. (NASDAQ:KLIC) ("Kulicke & Soffa", "K&S", "we" or the "Company") today announced that Dr. Fusen Chen has agreed to retire from his position as President and CEO, and as a member of the Board, effective December 1, 2025, due to health reasons. Following the effective date, Dr. Chen will serve as an advisor to the Board for a 12-month period. The Board has initiated a process to identify the Company's next permanent CEO. The search will include internal and external candidates.

Effective immediately, the Board of Directors has appointed Lester Wong, the Company's current Executive Vice President, Finance and IT and Chief Financial Officer, as the Company's Interim CEO. As Dr. Chen transitions from his role and in leading up to his retirement, he will support Lester Wong in ensuring a smooth transition and handover. Mr. Wong will also continue in his existing roles during this transitional period.