It is rather bold to suggest we take companies from its founders regardless ( or as a result ) of political expediency.
SpaceX only survived because of government investment and intervention. The majority of their income continues to be provided by the US government. Why shouldn't the government cut out the trillionaire middleman?
The state has no problem taking the property of poor people with the intent of delivering public utility. When the richest man in the world can unilaterally intervene in wars and buy up media megacorps to control information transfer, eminent domain starts seeming important.
The oligarchy is out of control