SpaceX, Anthropic, OpenAI Can Rewrite History for Megacap IPOs

June 9, 2026, 1:42 PM UTC

The history of megacap initial public offerings shows that the stocks usually slump in the first year of trading. But upcoming listings from SpaceX, Anthropic and OpenAI are big enough and systemically important enough to the market that those analogies may not apply.

All which poses a crucial timing question for investors: When is the right moment to buy shares in one of the upcoming mega-tech IPOs?

“These behemoth IPOs will rapidly take up both the market share of benchmarks and the mindshare of retail investors,” said Max Gokhman, senior vice president at Franklin Templeton Investment Solutions.

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