Bret Johnsen, SpaceX’s longest-tenured chief financial officer, becomes a billionaire following the company’s initial public offering, according to multiple reports. Both outlets describe Johnsen as the only CFO at SpaceX over the period covered, and note that he has played a central role in the company’s financial planning leading up to the IPO. Reports characterize the IPO as a historic event for SpaceX and indicate that Johnsen’s stake and compensation tied to the offering cause his personal net worth to rise sharply. Fortune says Johnsen is worth about $1.4 billion, while Yahoo Finance also links the increase in his wealth to the same IPO-related outcome. The coverage emphasizes that Johnsen’s rise in wealth is tied to the transaction and his position within the company, without focusing on additional public-facing activity. The reports do not provide competing estimates of his worth beyond the figure cited by Fortune, and they do not present details on the exact size of his holdings or the specific terms driving the valuation.