SpaceX blasts off with a record-breaking $75 billion IPO
SpaceX priced its IPO at $135 per share for 555,555,555 shares, raising $75 billion, and granted underwriters an option to buy 83.3 million more shares, according to the company. Shares are set to begin trading Friday under ticker SPCX. The deal surpasses Saudi Aramco’s 2019 $29.4 billion IPO. SpaceX plans to use proceeds for AI compute, launch facilities and satellites; investors also watch upcoming IPOs from OpenAI and Anthropic.

A new, index-eligible AI/space IPO with a massive valuation creates near-term volatility and liquidity-driven flows.
SpaceX priced its IPO at $135 for 555,555,555 shares and is expected to start trading publicly Friday under ticker SPCX.
Likely high first-week dispersion (pop/dip) as passive index inclusion and retail/speculative demand meet uncertainty around profitability.
Background
SpaceX’s IPO is framed as a test of investor appetite for rocketry and AI, with OpenAI and Anthropic also filing for IPOs later this year.
Why it matters
The article highlights IPO mechanics (pricing, share count, underwriter greenshoe), governance concentration (Musk >80% voting power), and market-structure effects (fast-tracked index inclusion) that can drive first-day and first-week trading volatility.
Market relevance
Traders get a concrete, time-bound catalyst (IPO pricing and first trading day) plus index-inclusion flow risk and governance concentration details.
Market effects
Could concentrate capital in AI/space IPOs and increase scrutiny on AI profitability, pressuring valuation multiples across unprofitable AI peers.
US-listed IPO flow may add volatility to Nasdaq/large-cap tech as investors rotate into the new listings.
Index inclusion mechanics and trillion-dollar-style AI valuations can spill over into global growth/tech risk sentiment.
Alternative perspectives
If liquidity into AI slows (regulation/rates) or profitability concerns dominate, the IPO could trade down despite strong initial demand.
Musk’s near-total voting control and attention-divided risk could amplify governance/operational discounting versus typical IPOs.
Key entities
- companySpaceX
Priced a record $75B IPO at $135 and is expected to begin trading Friday under ticker SPCX.
- companyOpenAI
ChatGPT maker filed paperwork for an IPO, potentially adding future AI IPO supply and volatility.
- companyAnthropic
Claude AI model owner filed paperwork for an IPO, adding to the AI IPO pipeline.
- market_venueNasdaq
Index mentioned as having pulled back after a June 1 all-time high, providing backdrop for risk appetite.

