An accelerated SEC review let SpaceX complete its IPO just 74 days after filing a confidential S-1—unusually fast for a large tech offering—raising the prospect that OpenAI and Anthropic could reach public markets by late summer 2026 if regulators move at the same pace.
June 2026 · IPO Watch
SpaceX Races Public in 74 Days — and OpenAI & Anthropic Are Next in Line
A faster SEC review put SpaceX on Nasdaq weeks ahead of the usual pace. If that speed holds, the two leading AI labs — both already filed confidentially — could reach public markets by late summer 2026.
74 days
From confidential filing to first trade — weeks faster than the norm
3
Mega private firms lining up: SpaceX, OpenAI, Anthropic
~$1.75T
SpaceX target — one of the largest IPOs ever
Recent Valuations, To Scale
Approximate private valuations of the three contenders (USD).
The Pipeline: Filing → Public Market
SpaceX SPCX
Confidential Apr 1 → Public S-1 May 20 → Priced Jun 11 → Trading Jun 12
Anthropic
Confidential Jun 1 (as Public Benefit Corp) → Listing market-dependent
OpenAI
Confidential ~Jun 8 → Timing undecided
The Case For Speed
Anthropic expected profitable this quarter — clearer route to profit
300,000+ business & enterprise customers on Claude
Listing adds transparency some users welcome
The Headwinds
OpenAI estimated to face ~$14B losses in 2026
Heavy compute spend; tougher quarterly scrutiny ahead
Complaints over costs, rate limits and price changes
The Diverging Forecasts
When could the AI labs go public? It hinges on whether SpaceX's regulatory pace holds.
Cautious view
Anthropic ~December 2026 · OpenAI ~March 2027
If SpaceX pace matched
Both reach markets summer-to-fall 2026
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