Tim Cook is worth $625 million and leads a $1 trillion company — but he reportedly buys discounted underwear and wants to give his money away after paying for his nephews tuition

Apple CEO Tim Cook, 58, leads the first company in the world to become worth $1 trillion.

But he actually is a lot less wealthy than leaders of other, less revenue-generating corporations. He’s worth “only” $625 million, while folks like Mark Zuckerberg and Larry Page are worth tens of billions.

Cook, who is the son of a shipyard worker and a pharmacy employee, said he’s not motivated by money, and that shows through in what we know about the private CEO’s habits.

Here’s how Cook made his millions and what he does with them.