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Fortune
Fortune
Lily Mae Lazarus

SpaceX, OpenAI, and Anthropic could reopen the IPO market—or drain it

Cybertruck parked in front of the SpaceX office (Credit: MARIO TAMA—Getty Images)

SpaceX’s confidential IPO filing has Wall Street abuzz about a reopening for high-growth tech debuts, with OpenAI and Anthropic also looming in the wings. Despite the hype, the IPO market that awaits them looks nothing like 2021’s stampede.

In Q1 2026, private markets went into overdrive while the exit window stayed selective. New Crunchbase data shows investors poured about $300 billion into roughly 6,000 startups globally in the quarter, up more than 150% both quarter over quarter and year over year. According to the report, it was the biggest quarter for venture on record. 

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