OpenAI CEO Sam Altman. Alex Brandon/AP OpenAI is racing toward its blockbuster IPO. The AI lab is targeting September for the listing, a person familiar with the matter said. Goldman Sachs and Morgan Stanley will steward the company through the process, the person said. OpenAI could go public this fall. The ChatGPT-maker is moving quickly toward an initial public offering and targeting September for the listing, a person familiar with the matter told Business Insider. OpenAI is working with ba