He has a pounding sinus headache that he needs to get rid of so he can return to his job as a logistics manager at his dad's chemical company.

FORBES: Paper? Plastic? Penicillin?

"It's been a headache, but not a cancer, " Mr. Mulholland said, noting that since November he has fielded a handful of emails and phone calls from investors asking about his Apple stake.

WSJ: Investors Find Ways to Cope With Pain of Apple