Alt5 Sigma (ALTS), a developer of digital-asset trading platforms that is building a treasury of tokens issued by Trump-family linked World Liberty Financial, said it suspended CEO Peter Tassiopoulos and replaced him with CFO Jonathan Hugh on an interim basis. The company’s board, which is headed by World Liberty Financial co-founder Zach Witkoff, removed Tassiopoulos from his duties as of Oct. 16, according to a Wednesday SEC filing that did not provide a reason for the decision. Tassiopoulos was appoin ...