When safe yields rise, capital searches for something more — and increasingly, it finds its way toward companies where founders and executives have kept their own fortunes tied to the outcome. In 2026, three businesses — Upstart, Super Micro Computer, and Nu Holdings — have drawn attention not merely for their growth trajectories, but for the insider conviction embedded in their ownership structures. Each represents a different frontier of technological transformation: AI-driven lending, the physical infrastructure of machine intelligence, and digital banking in historically underserved market