Michael Sonnenshein former CEO of digital asset manager Grayscale Investments, has been appointed Chief Operating Officer (COO) of Securitize. Grayscale Executive Michael Sonnenshein Pivots to Asset Tokenization Ten-year Grayscale veteran Michael Sonnenshein who led the digital investment giant from 2021 to 2024 has now joined asset tokenization leader Securitize as its chief operating officer (COO), […]