"Remember: sell your original stake when you're well into...

"Remember: sell your original stake when you're well into profit, and don't be greedy!"

Disagree with that Dino. I'll do the opposite. Add to my position as the company progresses through milestones.

You don't get rich by reducing your holding by 90% for the sake of free carrying. The name of the game in potentially blue sky growth stocks is growth. If you believe the story, why cut your profits short?