Closing Bell Overtime: Pavlov Markets, Big Earnings & the Geopolitics of Business 10/21/25

When the bell rings, investors buy — Steve Sosnick of Interactive Brokers explains why markets still behave like Pavlov’s dog. With major earnings rolling in, Mark Mahaney of Evercore ISI breaks down Netflix results, and Bill Browder of Hermitage Capital discusses if markets are mispricing geopolitical risk. Alan Trefler, CEO of Pega Systems, shares insights from the software front, and Seth Goldstein of Morningstar Research looks ahead to Tesla earnings and what they’ll reveal about the state of innovation and risk-taking in today’s market.