The largest initial public offering in history delivered a 19% first-day gain for SpaceX, but the stock has already pulled back and historical data on mega-IPOs suggests the path ahead may be far more difficult.
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SpaceX's $85.7B IPO signals record demand but history warns of downside
The largest initial public offering in history delivered a 19% first-day gain for SpaceX, but the stock has already pulled back and historical data on mega-IPOs suggests the path ahead may be far more difficult.
SpaceX raised $85.7 billion in its June 12 debut on the Nasdaq, pricing shares at $135 before they opened at $150 and closed at $160.95 — a 19% pop that pushed the company's market value above $2.1 trillion. Investor demand exceeded $250 billion, roughly four times the available supply, making it the most oversubscribed mega-IPO on record.
"The sheer scale of demand reflects how few truly dominant technology companies have reached public markets in recent years," said Tom Brennan, IPO and M&A analyst at Edgen. "But the valuation baked into this debut leaves almost no room for error, and history shows that the largest IPOs tend to deliver the worst one-year returns."
The company's business fundamentals are substantial. SpaceX generated $18.7 billion in revenue in 2025, up from $14 billion in 2024 and $10.4 billion in 2023. Starlink, its satellite internet division, contributed $11.4 billion of that total and produced $4.4 billion in operating income, with subscriber counts climbing to 10.3 million by early 2026. The company completed 170 rocket launches in 2025 alone, carrying 2,213 metric tons into orbit. Yet SpaceX also reported a net loss of $4.9 billion in 2025 after incorporating xAI, and lost another $4.3 billion in the first quarter of 2026 as AI investments accelerated.
The historical pattern for mega-IPOs is unforgiving
The seven largest IPOs in history — those raising more than $50 billion — delivered a median one-year return of negative 31.9%, according to FactSet and V22 Research data. Saudi Aramco's 2019 debut, the previous record holder at $29.4 billion, returned negative 11% in its first year. Meta Platforms, which raised $104 billion in 2012, fell 30%. Alibaba's $168 billion IPO in 2014 dropped 27%. Rivian, Uber, and other high-profile listings all posted double-digit losses within 12 months.
SpaceX shares have already declined for three consecutive trading sessions after their opening surge. At roughly $2.4 trillion, the stock trades at more than 100 times trailing revenue — a multiple that assumes years of near-flawless execution across rockets, satellites, and artificial intelligence.
The company's SEC filing identified a combined addressable market of $28.5 trillion across space launch, satellite internet, and AI. SpaceX now describes itself as an AI company, having acquired xAI and completed a $60 billion all-stock deal for Anysphere, the developer of AI coding agent Cursor. Its Terafab chipmaking project, a joint venture with Tesla and xAI that includes Intel as a key partner, aims to produce one terawatt of compute hardware annually and consolidate every stage of chipmaking under one roof.
Lockup structure adds near-term pressure
SpaceX structured its lockup agreement so portions of insider holdings become available sooner than the traditional 180-day restriction. Additional share supply could create downward pressure on the stock later this year, particularly if early investors seek to lock in gains from the IPO pop.
The company's path to profitability remains uncertain despite its revenue growth. Starlink's $4.4 billion in operating income provides a cushion, but the capital requirements of Starship development, satellite manufacturing at automotive scale, and AI infrastructure investment mean losses could persist for years. SpaceX's S1 filing noted that approximately one-fifth of its 2025 revenue came from U.S. government contracts, adding a layer of policy dependency to its growth story.
For investors watching the next wave of mega-cap technology IPOs — Anthropic and OpenAI have both confidentially filed — SpaceX's debut offers a cautionary tale. Strong brands and rapid revenue growth can generate enormous first-day demand, but the gap between IPO price and fundamental value can take years to close. The largest IPOs historically reward patience, not enthusiasm.
This article is for informational purposes only and does not constitute investment advice.
[1] SpaceX Just Had the Biggest IPO in History. Here's What It Tells Investors About Buying Anthropic and OpenAI When They Go Public.[2] SpaceX IPO: The Manufacturing Behind the US$87.5bn IPO - Manufacturing Digital Magazine[3] SpaceX Is Already Pulling Back From Its High. History Says That Is Not a Good Sign[4] SpaceX had the biggest IPO in history. That doesn't mean you should buy the stock.
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