Anthropic's aggressive push toward a late-2026 IPO at a potential $2 trillion-plus valuation drives the 97.1% market-implied odds against an acquisition before 2027. The company confidentially filed its S-1 in June after a $65 billion Series H round that valued it at $965 billion, with annualized revenue run rate reaching $65 billion by July amid surging Claude adoption. Founder-controlled voting shares and partnerships with hyperscalers further reinforce its independence as it scales infrastructure and releases new models. While an unexpected regulatory block, founder liquidity needs, or sudden strategic pivot could theoretically open a window, the near-term public market path and capital access make a full acquisition in the remaining months of 2026 highly improbable.