The tech billionaires club has two new members after Cerebras' blockbuster IPO lifted the chipmaker's market cap close to $100 billion. Roughly a decade after starting Cerebras, Andrew Feldman, the company's CEO, and technology chief Sean Lie, own stakes worth $3.2 billion and $1.7 billion, respectively. Cerebras shares soared 68% in their Nasdaq debut on Thursday, capping a remarkable rise for a company that withdrew its prior IPO filing seven months ago, opting instead to raise private