PANews August 5 news, according to The Block report, Barry Silbert returns to the cryptocurrency asset management company Grayscale, taking over from Mark Shifke as chairman to promote the company's IPO plan submitted to the SEC. Grayscale simultaneously introduces four traditional finance executives: former Bridgewater executive Diana Zhang as COO, former Apollo executive Ramona Boston as CMO, former Goldman Sachs executive Andrea Williams as CCO, and former Citadel executive Maxwell Rosenthal as CHRO. The company currently manages over $35 billion in assets and is considering adding independent directors.