Several founders of hot startups took big payouts and let Mark Zuckerberg gobble up their companies—and came to regret it.

Mark Zuckerberg and wife Priscilla Chan are closing the Silicon Valley school they founded nine years after it first opened. The Primary School in Palo Alto announced that it will be shutting its ...

The Primary School, a tuition-free private school with 543 students co-founded by Mark Zuckerberg’s wife Priscilla Chan, will shutter its doors after roughly a decade in operation. The school ...