Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Oct 5, 2026
Lisa Mantil spent nearly 27 years at Goldman Sachs and made partner, then left on Tuesday for Polymarket. Her job: drag Wall Street's biggest money into prediction markets while Kalshi and New York regulators close in. Here's why that matters more than it looks.