OpenAI had no public S-1 on EDGAR as of 8 Nov; it said in June 2026 that a confidential draft went to the SEC
last closed round $852B post-money, 31 Mar (company claim, OpenAI) · round in talks: up to $30B at $1.25T pre-money (reported, CNBC), first reported at $1.4T (reported, Bloomberg) · CFO named 2027 to staff (reported, CNBC); no date announced as of 8 Jun (company claim, OpenAI) · EDGAR checked 8 Nov
Markets · Calendar · OpenAI, SEC EDGAR, CNBC, Bloomberg · 7 Nov 2026