OpenAI Files Confidentially for IPO, Valuation of Up to $1 Trillion in Sight

OpenAI, the developer of ChatGPT, has submitted a confidential draft registration statement (Form S-1) to the SEC (U.S. Securities and Exchange Commission) in preparation for an initial public offering (IPO). The company, which is driving the generative AI boom, is moving in earnest toward entering public markets to secure substantial growth capital, and it has been reported that the procedure was completed in early June 2026 (details).