OpenAI takes the lead in AI IPO horse race: 'Getting to public markets first is very important'

Sam Altman, chief executive officer of OpenAI Inc., during a media tour of the Stargate AI data center in Abilene, Texas, US, on Tuesday, Sept. 23, 2025. Kyle Grillot | Bloomberg | Getty Images Reports that OpenAI is set to confidentially file for an IPO as soon as Friday changed prediction market traders' outlook on which private AI giant will debut on the public markets first. …