Altman says OpenAI delays IPO over safety concerns as Anthropic eyes $2T listing

eyishazyer · x · 2026-09-14

Sam Altman told Fortune that OpenAI is delaying its IPO past 2026 over the same safety concerns, calling the timing ill advised — putting a potential trillion-dollar listing on hold. Meanwhile, Anthropic is reportedly moving toward its own IPO before year end at north of $2 trillion. The author notes the irony: the company calling for the industry to slow down is also closest to a payday. Part of a thread reconstructing the week's timeline of three rival CEOs agreeing AI needs to slow down.

Related event: Altman Confirms OpenAI Won't IPO in 2026, Citing Safety Over Shareholders(29 posts)→

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