SpaceX Tumbles 20% After Record IPO: Overvalued at $119 or a Buying Opportunity?

The world's largest IPO is facing its first reality check. After a 27% first-day pop, SpaceX shares have tumbled below the $135 offering price, now changing hands around $119. With Morningstar pinning fair value at just $63, the question hanging over Wall Street is whether this is a temporary correction in a high-growth name or a harbinger of a much deeper re-rating as the company steps into the quarterly earnings spotlight.

SpaceX's stock has tumbled roughly 20% from its post-IPO highs, slipping below its $135 IPO price to around $119 at the July 20 close, sparking debate about whether the space giant is now attractively priced or still overvalued. The world's largest IPO last month initially sent shares soaring 27%, but the pullback reflects mounting investor caution ahead of the company's first quarterly earnings as a public entity. The business mix—spanning orbital launches, the Starlink satellite internet service, and an emerging AI infrastructure play—offers a powerful synergy where rockets deliver satellites that in turn power connectivity and computing. Starlink subscriber growth has quadrupled over three years, cementing its role as the primary revenue growth engine, while SpaceX's launch cadence leads the industry with more orbital missions than any competitor in the prior year.

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After a 27% first-day pop, SpaceX shares have tumbled below the $135 offering price, now changing hands around $119.

Yet the valuation remains a sticking point. Independent research firm Morningstar pegged fair value at just $63 per share, implying a 47% downside from the $119 level. This chasm suggests that even after the correction, the market is pricing in aggressive execution across all three business lines, with particular emphasis on Starlink's ability to scale profitably and the AI unit's nascent monetization. Increasing capital expenditures, as disclosed in the IPO prospectus, add a layer of uncertainty—investors need to see whether those investments translate into sustained revenue growth or simply inflate costs without commensurate returns.

The upcoming earnings reports will be critical catalysts. For the first time, public market investors will scrutinize quarterly spending trends, subscriber acquisition costs, and margin profiles. The timing is especially delicate: SpaceX is expanding its Starship program, which promises to lower launch costs further but requires massive R&D outlays. Meanwhile, the competitive landscape in satellite broadband is intensifying, with Amazon's Project Kuiper moving toward deployment, though it remains years behind Starlink. The AI venture, likely centered on edge computing via Starlink's low-latency network, is still in its infancy and may not contribute meaningfully to revenue for several quarters.