Weekly quiz: How many SpaceX employees just became millionaires? BBCFormer SpaceX welder becomes a millionaire after historic IPO CBS NewsMexican immigrant takes $28/hour welding job at SpaceX — now his stake is worth over $1M. How to build big wealth quick Yahoo FinanceSpaceX CFO Bret Johnsen quietly engineered its historic IPO and became an overnight billionaire FortuneMore Than 4,000 Former and Current SpaceX Employees Set to Become Millionaires After Company Goes Public People.com