Coinbase (Nasdaq: COIN) founder and CEO Brian Armstrong turned the company's Q3 2025 earnings call into a lottery of sorts for crypto traders on prediction markets. Launched by Brian Armstrong in 2012, Coinbase is the leading crypto trading exchange in the U.S. which serves over 100 million users today. The company went public on Nasdaq in 2021 and became the first crypto company to find a spot on the S&P 500 index in May this year. Related: Ex-Goldman Sachs analyst warns of 'spooky, bone-chilling' Hallowe ...