You should definitely press for as much information as you can - how many shares (or stock options, or RSUs) you're getting, how many shares are outstanding, th

You should definitely press for as much information as you can - how many shares (or stock options, or RSUs) you're getting, how many shares are outstanding, the common stock / preferred stock breakdown, liquidation preferences, etc. It's unlikely any startup will be willing to share all of that with you, though. That being said, they definitely cannot lie to you.