OpenAI’s September 2026 decision to rule out an IPO this year, with CEO Sam Altman citing the need to address AI safety and alignment concerns first, has shifted trader expectations toward a 2027 debut. The company confidentially filed its S-1 in June and completed a record $122 billion private round at an $852 billion valuation earlier in the year, while pursuing another $30 billion raise near $1.4 trillion to fund compute infrastructure. Annualized revenue approaching $50 billion supports its scale, yet leadership emphasizes becoming “public-company capable” amid competitive pressure from labs like Anthropic. These factors, combined with broader market volatility, explain current market-implied odds favoring a delay while highlighting the capital runway that gives OpenAI timing flexibility.