SpaceX has surpassed Amazon in market value, becoming one of the world's most valuable listed companies following a record initial public offering [1, 2, 3].

This surge signals a massive shift in investor confidence, blending the company's aerospace dominance with a strategic pivot toward artificial intelligence. The rapid valuation climb reflects the market's appetite for Elon Musk's integrated vision of space exploration and AI coding.

Within three trading days of its IPO, the company's market valuation reached $2.7 trillion [2]. Some reports indicate the valuation briefly topped $3 trillion [4] when the share price hit $229.85 [4]. Because of these fluctuations, estimates of its global ranking vary, with some sources placing it as the fifth-most valuable listed company [5] and others as the fourth-most valuable [6].

Contributing to this rally was the strategic $60 billion acquisition of Cursor, an AI coding start-up [1]. The purchase is intended to bolster SpaceX's growth prospects by integrating advanced AI capabilities into its operations.

Market analysts said that a new options listing further fueled the surge in share price [2]. The company is currently listed on the U.S. Nasdaq [3]. While some reports suggest SpaceX overtook both Amazon and Microsoft [4], others maintain that it specifically leapfrogged Amazon to secure its position among the top five global companies [2, 5].

SpaceX, founded by Elon Musk, has transitioned from a private entity to a public powerhouse in a matter of days. The volatility in its ranking — fluctuating between fourth and fifth place — highlights the rapid movement of high-cap stocks in the current AI-driven market.

SpaceX's market valuation reached $2.7 trillion

The rapid ascent of SpaceX into the top five most valuable companies globally demonstrates the market's current premium on AI integration. By acquiring Cursor for $60 billion, SpaceX is no longer being valued solely as a launch provider, but as a diversified AI and infrastructure conglomerate. This valuation surge creates a new benchmark for aerospace companies and intensifies the competition among 'mega-cap' firms for dominance in the AI sector.