The "Before Sep 1, 2026" OpenAI IPO market surged 55¢ to 73¢ as mounting evidence points toward an accelerated timeline. OpenAI's IPO could land as soon as the fourth quarter of this year, according to a person familiar with the matter. OpenAI's IPO could land as soon as the fourth quarter of this year, according to a person familiar with the matter. The company has been building IPO infrastructure, with CFO Sarah Friar building out OpenAI's finance team ahead of a market debut, hiring Ajmere Dale, the former chief accounting officer at Block, and Cynthia Gaylor, the former CFO of DocuSign, earlier this year. Gaylor will oversee investor relations as part of her role.

OpenAI may launch an initial public offering (IPO) by the end of the year. It was reported Jan. 29 that OpenAI was accelerating plans for a potential IPO as soon as the fourth quarter. The surge to 73¢ suggests traders believe September 1st is too conservative a deadline—they're pricing in a high probability that any formal IPO announcement will come well before summer's end, setting up a potential Q4 debut.