StocksUpdated×2Originally published 19 May 2026Updated 19 May 2026
2 min read

IPO Race Heats Up: SpaceX Expected to File This Week as OpenAI Eyes 2026 Listing

Portrait of Elon Musk next to an OpenAI logo and a golden gate labeled IPO, with legal documents in the foreground.

Key Facts

1Elon Musk's legal defeat in his lawsuit against OpenAI clears a major hurdle for the company to consider an initial public offering.

Sam Altman's OpenAI is gearing up for a potential public listing possibly later this year, following recent legal developments that strengthened the company's position. Simultaneously, reports indicate that Elon Musk's SpaceX is expected to disclose its IPO prospectus as early as this week. These moves represent a significant shift in the strategies of major private tech firms toward public markets.

This race toward listing comes amid renewed risk appetite in the tech sector, with Microsoft maintaining its market capitalization above $3 trillion per market data. In comparison to peers, Nvidia reported a record 262% revenue growth in its latest earnings (per company filings), setting a high bar for AI and aerospace valuations. Analysts suggest that the imminent SpaceX filing will serve as a critical bellwether for the market's capacity to absorb multi-billion dollar offerings.

Traders are closely monitoring Microsoft (MSFT) stock levels at the May 18, 2026 close, as it remains the primary beneficiary of a future OpenAI listing. Looking at the economic calendar, investors await U.S. inflation data (CPI), which stood at 3.8% YoY as of the May 12, 2026 reading, as interest rate trajectories will dictate funding costs for growth firms. Focus remains on any official SEC filings from SpaceX expected later this week.