Australia’s richest woman buys stake worth $1 billion in SpaceX, says: Elon has done what … The Times of IndiaGina Rinehart bets $1.4 billion on Musk with record SpaceX stake SMH.com.auGina Rinehart snags $1.4b stake in SpaceX IPO AFRExclusive | Mining Tycoon Gina Rinehart Buys Over $1 Billion SpaceX Stake WSJRinehart is up $700m on her SpaceX play. Were Australian investors snubbed to wave through her $1.4bn allocation? Crikey