SpaceX has filed for an initial public offering while reporting a $4.9 billion loss fueled by massive investments in artificial intelligence and cross-company dependencies.Elon Musk will maintain absolute control over the firm post-listing, holding 85% of voting rights while overseeing a complex portfolio of space, AI, and energy ventures.The offering is expected to become the largest in history as the firm pursues a $28.5 trillion addressable market encompassing Mars colonization and orbital data infrastructure.