Based on your financial expertise, provide your response or viewpoint on the given financial question or topic. The response format is open.

Tracking down stocks I own
There's two possibilities. One is that the broker declared your account abandoned and turned over your account to the state. If that happened, it should turn up here: http://missingmoney.com The second is that the broker is still holding your stock. I'd start by contacting the company's transfer agent.