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OpenAI confidentially files for initial public offering on US stock market

ChatGPT maker expected to be valued at more than $850bn, one of most highly valued listings in market history OpenAI has filed confidentially to go public on the US stock market, according to a company blogpost published on Monday. The artificial intelligence giant’s debut on Wall Street is expected to be one of the most highly valued listings in market history with a valuation at more than $850bn. “We recently submitted a confidential S-1. We expect it to leak so we’re just announcing it,” the company’s post reads. “We have not decided on timing yet; it may be a while because there are things we want to do that are likely easier as a private company. But it’s a complicated set of tradeoffs and this gives us the option to go public sooner if that ends up being best.” Continue reading...

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Vinita Duniphin Technology Source report

What happened

According to The Guardian’s source item, OpenAI confidentially files for initial public offering on US stock market, ChatGPT maker expected to be valued at more than $850bn, one of most highly valued listings in market history OpenAI has filed confidentially to go public on the US stock market, according to a company blogpost published on Monday. The artificial intelligence giant’s debut on Wall Street is expected to be one of the most highly valued listings in market history with a valuation at more than $850bn. “We recently submitted a confidential S-1. We expect it to leak so we’re just announcing it,” the company’s post reads. “We have not decided on timing yet; it may be a while because there are things we want to do that are likely easier as a private company. But it’s a complicated set of tradeoffs and this gives us the option to go public sooner if that ends up being best.” Continue reading…

Context

The development sits in VINI’s Technology file for readers following technology, science, product policy, markets, infrastructure, and the public consequences of innovation. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-06-08T21:47:14+00:00.

What to watch

Open questions include whether primary sources issue follow-up statements, whether local or market impacts become clearer, and whether additional reporting changes the timeline or adds material context.

Source

Primary source: OpenAI confidentially files for initial public offering on US stock market via The Guardian. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.

This source-cited VINI report links to the original publisher record. VINI does not republish third-party article bodies without rights clearance. 1 source listed.

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