2 sources·4h ago·mainstreamSpaceX stock posts first losing day, sinking 5% after rallyNPR — Technology—SpaceX IPO is the largest ever, with stock up 19% on day oneNPR — Technology — SpaceX IPO is the largest ever, with stock up 19% on day oneCNBC — Technology — SpaceX stock posts first losing day, sinking 5% after rally