1620 ET - Robinhood Markets' prediction markets business continues to pick up steam almost two years after its launch. The company reports a more-than-tenfold increase in event contracts revenue to $156 million, helping drive 44% total growth in transaction-based revenues. The number of event contracts traded also rose more than tenfold to 13.6 billion, the company says. Truist analysts wrote last month that they expected the business to benefit from a World Cup tailwind this summer.