Ryan Jacob, CEO of Jacob Asset Management, is the portfolio manager of the Jacob Internet Fund (JAMFX), which invests only in Internet and tech companies that Jacob thinks offer long-term opportunities.

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Teens were screaming, and everyone dropped to the ground, frantically clawing at the sand with their hands to find Ryan, Jacob recalled.

CNN: Waiting for our son to wake up

Every day, Jacob pokes his head into Ryan's room, which is right next to the bedroom they used to share.

CNN: Waiting for our son to wake up

Teachers would rave about how much they loved him, said Jacob, who shared a room with Ryan for most of their lives.

CNN: Waiting for our son to wake up