Prediction markets are grabbing headlines, but the two biggest names in it, Polymarket and Kalshi, aren't publicly traded.

There's a long way to go to see if Rivian's AI bets will pay off. But right now, the company is valued below $20 billion. If the market builds confidence in its AI future, that valuation could quickly ...

Abstract: The inherent volatility of the stock market has challenged investors in seeking reliable predictive models. This paper presents a hybrid deep learning model that combines bidirectional long ...