OpenAI’s confidential SEC filing and CEO Sam Altman’s September 2026 statements prioritizing AI safety have pushed any potential IPO into 2027, leaving ticker selection entirely speculative and driving the market-implied odds. Traders assign the highest probability to $OAI at 48.5% as the most direct abbreviation for the company, while $CGPT at 29.3% reflects overlap with an existing AI-themed ETF ticker and $OA at 28.9% draws on shorter conventional formats. No official guidance or regulatory signals have emerged on symbol preferences, so probabilities aggregate trader assumptions about exchange conventions and brand alignment ahead of any S-1 updates or listing decisions.