OpenAI’s pursuit of an independent path through planned IPO filings and leadership statements rejecting sale offers drives the 97% market-implied odds against acquisition before 2027. The company recently rebuffed a $97 billion unsolicited bid, continues restructuring as a public benefit corporation with Microsoft as a major but non-controlling shareholder, and amended its cloud partnership to gain flexibility across providers while targeting a $1 trillion valuation. Multiple small acquisitions by OpenAI itself, including Ona for Codex enhancements, underscore its growth trajectory rather than vulnerability. Although near-term regulatory mandates or unforeseen financial pressures remain theoretically possible, the current momentum toward public markets and explicit “not for sale” positioning leaves little room for a deal in the remaining months of 2026.