WISeKey Announces Retirement of Peter Ward as Chief Financial Officer; Appoints John O'Hara as its New Chief Financial Officer Geneva, Switzerland – June 14, 2024 – Ad-Hoc announcement pursuant to Art. 53 SIX Listing Rules - WISeKey International Holding Ltd. ("WISeKey") ((SIX: WIHN, NASDAQ:WKEY), a global leader in cybersecurity, digital identity, and Internet of Things (IoT), today announced the retirement of Peter Ward as its Chief Financial Officer, effective June 30, 2024. The Company appoints John O'H ...